diff --git a/.github/workflows/build_nix.yml b/.github/workflows/build_nix.yml
index 4c0720832..4b9448b85 100644
--- a/.github/workflows/build_nix.yml
+++ b/.github/workflows/build_nix.yml
@@ -8,9 +8,11 @@ on:
     branches: [ master ]
 
 env:
-  TICK_DEBUG: 0
-  TICK_WERROR: 0
+  MKN_COMPILE_THREADS: 2
   MKN_GCC_PREFERRED: 1
+  MKN_PYTHON_LIB_EMBED: 1
+  MKN_LIB_LINK_LIB: 1
+  KLOG: 3
 
 jobs:
   build:
@@ -21,10 +23,11 @@ jobs:
       fail-fast: false
       max-parallel: 4
       matrix:
-        python-version: ['3.7', '3.9', '3.10', '3.11'] # '3.8' has "'tp_print' is deprecated [-Werror,-Wdeprecated-declarations]"
+        python-version: ['3.11']
+        # python-version: ['3.9', '3.10', '3.11'] # , '3.12' - not ready yet
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: true
 
@@ -33,32 +36,29 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: x64
 
-
-
-
-
     - name: info
       run: |
         python3 -V
         gcc -v
         swig -version
 
-    - name: pip
+    - name: pip # tensorflow not released for 3.12 as of 26-OCT-2023
       run: |
         python3 -m pip install wheel pip --upgrade
         python3 -m pip install -r requirements.txt
-        python3 -m pip install tensorflow-cpu
+        [ "${{ matrix.python-version }}" != "3.12" ] && python3 -m pip install tensorflow-cpu
 
     - name: build
       run: |
         curl -Lo mkn https://github.com/mkn/mkn/releases/download/latest/mkn_nix
         chmod +x mkn
-        PATH=$PWD:$PATH KLOG=3 ./sh/mkn.sh
+        ./mkn -C lib build -g 0 -dtOa "-fPIC -std=c++17"
 
     - name: cpptest
       run: |
-        PATH=$PWD:$PATH KLOG=3 ./sh/gtest.sh
+        ./mkn -C lib -p gtest build -Ota "-fPIC -std=c++17" -d +
+        PATH=$PWD:$PATH ./sh/gtest.sh
 
     - name: pytest
       run: |
-        python3 setup.py pytest
+        python3 -m unittest discover -v . "*_test.py"
diff --git a/.github/workflows/build_osx.yml.off b/.github/workflows/build_osx.yml
similarity index 64%
rename from .github/workflows/build_osx.yml.off
rename to .github/workflows/build_osx.yml
index edb4f5343..b4747361e 100644
--- a/.github/workflows/build_osx.yml.off
+++ b/.github/workflows/build_osx.yml
@@ -8,9 +8,10 @@ on:
     branches: [ master ]
 
 env:
-  TICK_DEBUG: 0
-  TICK_WERROR: 0
-
+  MKN_COMPILE_THREADS: 2
+  MKN_LIB_LINK_LIB: 1
+  MKN_PYTHON_LIB_EMBED: 1
+  KLOG: 3
 
 jobs:
   build:
@@ -21,10 +22,11 @@ jobs:
       fail-fast: false
       max-parallel: 4
       matrix:
-        python-version: ['3.7', '3.9', '3.10'] # '3.8' has "'tp_print' is deprecated [-Werror,-Wdeprecated-declarations]"
+        python-version: ['3.11']
+        # python-version: ['3.9', '3.10', '3.11', '3.12']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: true
 
@@ -33,10 +35,6 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: x64
 
-
-
-
-
     - name: info
       run: |
         python3 -V
@@ -52,12 +50,14 @@ jobs:
       run: |
         curl -Lo mkn https://github.com/mkn/mkn/releases/download/latest/mkn_osx
         chmod +x mkn
-        PATH=$PWD:$PATH KLOG=3 ./sh/mkn.sh
+        ./mkn -C lib build -g 0 -dtOa "-fPIC -std=c++17"
 
     - name: cpptest
       run: |
-        PATH=$PWD:$PATH KLOG=3 ./sh/gtest.sh
+        ./mkn -C lib -p gtest build -Ota "-fPIC -std=c++17" -d +
+        export PATH=$PWD:$PATH ./sh/gtest.sh
 
     - name: pytest
       run: |
-        python -m unittest discover -v . "*_test.py"
+        echo "Tests not run until test failures assessed./"
+        # python -m unittest discover -v . "*_test.py"
diff --git a/.github/workflows/build_win.yml b/.github/workflows/build_win.yml
index 02f9e873d..0ff263560 100644
--- a/.github/workflows/build_win.yml
+++ b/.github/workflows/build_win.yml
@@ -8,10 +8,10 @@ on:
     branches: [ master ]
 
 env:
-  TICK_DEBUG: 0
-  TICK_WERROR: 0
   MKN_CL_PREFERRED: 1
   MKN_COMPILE_THREADS: 2
+  KLOG: 3
+
 
 jobs:
   build:
@@ -22,7 +22,8 @@ jobs:
       fail-fast: false
       max-parallel: 4
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.11']
+        # python-version: ['3.9', '3.10', '3.11', '3.12']
 
     steps:
     - uses: actions/checkout@v3
@@ -50,14 +51,16 @@ jobs:
         python3 -m pip install -r requirements.txt
 
     - name: build
-      run: | # MINGW link interferres with MSVC link.exe
-        bash -c "rm /bin/link"
-        bash -c "curl -Lo mkn.exe https://github.com/mkn/mkn/releases/download/latest/mkn.exe"
-        bash -c 'PATH=$PWD:$PATH KLOG=3 ./sh/mkn.sh'
+      shell: bash
+      run: |
+        curl -Lo mkn.exe https://github.com/mkn/mkn/releases/download/latest/mkn.exe
+        ./mkn.exe -C lib build -g 0 -dtOa "-std:c++17 -EHsc"
 
     - name: cpptest
+      shell: bash
       run: |
-        bash -c 'PATH=$PWD:$PATH KLOG=3 ./sh/gtest.sh'
+        ./mkn.exe -C lib -p gtest build -Ota "-std:c++17 -EHsc" -d +
+        PATH=$PWD:$PATH ./sh/gtest.sh
 
     - name: pytest
       run: |
diff --git a/.github/workflows/merge_master.yaml b/.github/workflows/merge_master.yaml
new file mode 100644
index 000000000..cff5ee128
--- /dev/null
+++ b/.github/workflows/merge_master.yaml
@@ -0,0 +1,196 @@
+name: Master merge
+
+# on:
+#   push:
+#     branches: [ master ]
+#   workflow_dispatch:
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+env:
+  MKN_COMPILE_THREADS: 2
+  MKN_GCC_PREFERRED: 1
+  MKN_LIB_LINK_LIB: 1
+  KLOG: 3
+
+jobs:
+
+  build_linux:
+    runs-on: ubuntu-latest
+    container: quay.io/pypa/manylinux2014_x86_64
+
+    strategy:
+      fail-fast: false
+      max-parallel: 4
+      matrix:
+        python-version: ['cp311-cp311']
+        # python-version: ['cp39-cp39', 'cp310-cp310', 'cp311-cp311', 'cp312-cp312']
+
+    steps:
+      - name: add Python dir to path
+        run: |
+            echo "/opt/python/${{ matrix.python-version }}/bin" >> $GITHUB_PATH
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - name: Build for Python ${{ matrix.python-version }}
+        run: |
+          git config --global --add safe.directory '*'
+          python3 -V
+          python3 -m pip install -U pip
+          python3 -m pip install -U build twine wheel
+          python3 -m pip install -U -r requirements.txt
+
+          curl -Lo mkn https://github.com/mkn/mkn/releases/download/latest/mkn_manylinux
+          chmod +x mkn
+          PATH=$PWD:$PATH mkn -C lib build -g 0 -dtOa "-fPIC -std=c++17"
+          python3 -m build --wheel --no-isolation  .
+          python3 -m twine check dist/*
+
+      - name: Make wheels universal
+        run: for wheel in $(ls dist/*.whl); do auditwheel repair $wheel; done
+      - name: Save packages as artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: wheels
+          path: wheelhouse/*.whl
+
+  build_other:
+    strategy:
+      fail-fast: false
+      max-parallel: 4
+      matrix:
+        os: [macos-12,  windows-latest]
+        python-version: ['3.11']
+        # python-version: ['3.9', '3.10', '3.11', '3.12']
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+      - uses: ilammy/msvc-dev-cmd@v1
+        if: runner.os == 'Windows'
+        with:
+          arch: amd64
+      - uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+          architecture: x64
+
+      - name: setup Python ${{ matrix.os }} ${{ matrix.python-version }}
+        run: |
+          git config --global --add safe.directory '*'
+          python3 -V
+          python3 -m pip install -U pip
+          python3 -m pip install -U build twine wheel
+          python3 -m pip install -U -r requirements.txt
+
+      - name: build windows
+        if: runner.os == 'Windows'
+        shell: cmd
+        run: |
+          curl -Lo mkn https://github.com/mkn/mkn/releases/download/latest/mkn.exe
+          mkn -C lib build -g 0 -dtOa "-std:c++17 -EHsc"
+
+      - name: build macos
+        if: runner.os != 'Windows'
+        run: |
+          curl -Lo mkn https://github.com/mkn/mkn/releases/download/latest/mkn_osx
+          chmod +x mkn
+          PATH=$PWD:$PATH mkn -C lib build -g 0 -dtOa "-fPIC -std=c++17"
+
+      - name: build wheel
+        run: |
+          python3 -m build --wheel --no-isolation  .
+          python3 -m twine check dist/*
+
+      - name: Save packages as artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: wheels
+          path: wheelhouse/*.whl
+
+  # build_macos_arm:
+  #   strategy:
+  #     matrix:
+  #       python-version: ['3.11']
+  #   runs-on: self-hosted
+  #   steps:
+  #     - uses: actions/checkout@v3
+  #     - name: add pyenv to path
+  #       run: |
+  #         echo "$HOME/.pyenv/shims" >> $GITHUB_PATH
+  #     - name: install dependencies
+  #       run: |
+  #         brew install pyenv
+  #         pyenv install ${{ matrix.python-version }}
+  #         pyenv local ${{ matrix.python-version }}
+  #         python3 -V
+  #         python3 -m pip install -U pip
+  #         python3 -m pip install -U build twine wheel
+  #         python3 -m pip install -U -r requirements.txt
+  #     - name: build package
+  #       run: |
+  #         pyenv local ${{ matrix.python-version }}
+  #         CC=gcc-13 CXX=g++-13 python3 -m build --wheel --no-isolation  .
+  #     - name: Save packages as artifacts
+  #       uses: actions/upload-artifact@v3
+  #       with:
+  #         name: wheels
+  #         path: dist/*.whl
+
+  test_wheels:
+    needs: [build_linux, build_other]
+    strategy:
+      matrix:
+        os: [ubuntu-latest] # ,macos-11, windows-latest
+        python-version: ['3.11']
+        # python-version: ['3.9', '3.10', '3.11', '3.12']
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+          architecture: x64
+      - uses: actions/download-artifact@v3
+        with:
+          name: wheels
+          path: dist
+      - name: install wheel (Unix)
+        if: runner.os != 'Windows'
+        run: |
+          pip install --find-links $GITHUB_WORKSPACE/dist tick
+      - name: install wheel (Windows)
+        if: runner.os == 'Windows'
+        run: |
+          pip install --find-links $env:GITHUB_WORKSPACE\dist tick
+      - uses: actions/checkout@v3
+      - name: run tests
+        run: | # hide tick dir to avoid conflicts but still run tests
+            python3 -V
+            rm -rf tick/tick_cpp && mv tick _tick
+            python3 -m unittest discover -v . "*_test.py"
+
+  upload_test_pypi:
+    needs: [test_wheels]
+    runs-on: ubuntu-latest
+    # upload to test PyPI on github pushes
+    # if: github.event_name == 'push' && github.repository_owner == 'Tick'
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: wheels
+          path: dist
+      - uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.TEST_PYPI_PASSWORD }}
+          repository-url: https://test.pypi.org/legacy/
+          skip-existing: false
diff --git a/.github/workflows/pythonpublish-linux.yml b/.github/workflows/pythonpublish-linux.yml
index eb9505254..837e9d1c5 100644
--- a/.github/workflows/pythonpublish-linux.yml
+++ b/.github/workflows/pythonpublish-linux.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     container: jeandet/manylinuxcpp2017
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: true
 
diff --git a/.github/workflows/pythonpublish-osx.yml b/.github/workflows/pythonpublish-osx.yml
index acaf7c9a5..afacf329d 100644
--- a/.github/workflows/pythonpublish-osx.yml
+++ b/.github/workflows/pythonpublish-osx.yml
@@ -14,14 +14,14 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
     name: Python ${{ matrix.python-version }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: true
 
-    - uses: actions/setup-python@v1
+    - uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
         architecture: x64
diff --git a/.github/workflows/pythonpublish-win.yml b/.github/workflows/pythonpublish-win.yml
index 6fb5af9d8..4f38233ab 100644
--- a/.github/workflows/pythonpublish-win.yml
+++ b/.github/workflows/pythonpublish-win.yml
@@ -17,11 +17,11 @@ jobs:
         python-version: ['3.7', '3.8', '3.9', '3.10']
     name: Python ${{ matrix.python-version }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         submodules: true
 
-    - uses: actions/setup-python@v1
+    - uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
         architecture: x64
diff --git a/.gitignore b/.gitignore
index 3c23e2486..45d52312d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,5 @@ tools/benchmark/data
 env*/
 venv*/
 tickf.yml
+dist
+tick.egg-info/
diff --git a/.travis.yml.off b/.travis.yml.off
deleted file mode 100644
index 7e60a20ba..000000000
--- a/.travis.yml.off
+++ /dev/null
@@ -1,48 +0,0 @@
-language: generic
-
-branches:
-  only:
-    - master
-
-# Cache is irrelevant for linux/docker builds, but useful to speed up osx
-cache:
-  directories:
-    - $HOME/.pyenv
-    - $HOME/googletest
-
-matrix:
-  include:
-  - os: linux
-    services: docker
-    env:
-      - DOCKER_IMAGE=xdatainitiative/tick_debian:0.5.1
-      - PYVER=3.6.8
-  - os: linux
-    services: docker
-    env:
-      - DOCKER_IMAGE=xdatainitiative/tick_debian:0.5.1
-      - PYVER=3.7.3
-  - os: osx
-    language: generic
-    sudo: required
-    env:
-      - PYVER=3.6.8
-    osx_image: xcode10.2
-  - os: osx
-    language: generic
-    sudo: required
-    env:
-      - PYVER=3.7.3
-    osx_image: xcode10.2
-
-install:
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then source tools/travis/osx_install.sh; fi
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then docker pull $DOCKER_IMAGE; fi
-
-script:
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then source tools/travis/osx_run.sh; fi
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then docker run -v `pwd`:/io -e PYVER=${PYVER} "$DOCKER_IMAGE" /io/tools/travis/docker_run.sh; fi
-
-notifications:
-  slack:
-    secure: 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
diff --git a/MANIFEST.in b/MANIFEST.in
index 8249414e5..aaad6eca8 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,8 +1,3 @@
-# Setuptools is not aware of source headers, or non-module SWIG files, so we
-# grab them here
-global-include *.h
-global-include *.i
-global-include *.inl
+recursive-include tick *
+recursive-exclude lib *
 
-# Getting the Cereal header-only library
-recursive-include lib/third_party/cereal/include *.h *.hpp
\ No newline at end of file
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index acd78fc4b..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,47 +0,0 @@
-
-version: 0.6.{build}
-
-branches:
-  only:
-    - master
-
-max_jobs: 1
-
-image:
-- Visual Studio 2019
-
-init:
-  - git config --global core.autocrlf input
-
-clone_depth: 1
-
-hosts:
-  queue-server: 127.0.0.1
-  db.server.com: 127.0.0.2
-
-platform: x64
-
-configuration: Release
-
-cache:
-  - C:\ProgramData\chocolatey\bin -> appveyor.yml # swig.exe
-  - C:\ProgramData\chocolatey\lib -> appveyor.yml # supporting swig Lib files.
-
-install:
-  - git submodule update --init
-  - curl -o mkn.exe -L https://github.com/Dekken/maiken/raw/binaries/win10_x64/mkn.exe
-  - IF NOT EXIST C:\ProgramData\chocolatey\bin\swig.exe choco install tools\windows\swig.4.0.0.nupkg --yes --limit-output
-
-build_script:
-  - SET PATH=C:\Program Files\Git\usr\bin;%PATH%
-  - cp "C:\Program Files (x86)\Windows Kits\10\bin\10.0.18362.0\x64\rc.exe" %CD%
-  - cp %CD%\rc.exe %CD%\lib
-  - call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvars64.bat"
-  - cl # print compiler version
-  # doesnt exist for somereason?
-  #- mkdir -p "C:\Program Files (x86)\Windows Kits\10\include\10.0.16299.0\cppwinrt"
-  - bash -c "PATH=\"$PWD:/c/Python37-x64/:/c/Program Files/Git/usr/bin:$PATH\"; tools/appveyor/run.sh"
-
-artifacts:
-  - path: "dist\\*.whl"
-    name: Wheels
diff --git a/lib/cpp-test/array/atomic_array_gtest.cpp b/lib/cpp-test/array/atomic_array_gtest.cpp
index c2b173945..db8a26689 100644
--- a/lib/cpp-test/array/atomic_array_gtest.cpp
+++ b/lib/cpp-test/array/atomic_array_gtest.cpp
@@ -223,6 +223,7 @@ TYPED_TEST(AtomicArrayTest, Bounds) {
   using AtomicType = Array<std::atomic<VT>>;
   AtomicType arr = ::GenerateRandomArray<AtomicType, VT>(100);
 
+  EXPECT_EQ(arr.size(), 100u);
   EXPECT_THROW(arr[-1], std::out_of_range);
   EXPECT_THROW(arr[100], std::out_of_range);
   EXPECT_THROW(arr[10000], std::out_of_range);
diff --git a/lib/cpp-test/base/utils_gtest.cpp b/lib/cpp-test/base/utils_gtest.cpp
index 0c05850ae..826e55f6c 100644
--- a/lib/cpp-test/base/utils_gtest.cpp
+++ b/lib/cpp-test/base/utils_gtest.cpp
@@ -247,7 +247,37 @@ TEST(ParallelTest, TooManyThreads) {
   parallel_run(8, 4, &CalcFibo::DoIt, &c);
 }
 
+TEST(TimeFuncTest, Serialization) {
+  TimeFunction tf;
+  ArrayDouble T({0.0, 1.0, 2.0});
+  ArrayDouble Y({1.0, 0.0, -1.0});
+
+  tf = TimeFunction(T, Y, 0.2);
+
+  std::stringstream ss;
+  {
+    cereal::PortableBinaryOutputArchive outputArchive(ss);
+
+    outputArchive(tf);
+  }
+
+  {
+    cereal::PortableBinaryInputArchive inputArchive(ss);
+
+    TimeFunction tf_restored(0.0);
+    inputArchive(tf_restored);
+
+    ASSERT_DOUBLE_EQ(tf.value(0.0), tf_restored.value(0.0));
+    ASSERT_DOUBLE_EQ(tf.value(1.0), tf_restored.value(1.0));
+    ASSERT_DOUBLE_EQ(tf.value(0.5), tf_restored.value(0.5));
+    ASSERT_DOUBLE_EQ(tf.value(1.5), tf_restored.value(1.5));
+  }
+}
+
 TEST(DebugTest, WarningDebug) {
+#if defined(_WIN32) // not working for some reason
+  return;
+#endif
   testing::internal::CaptureStdout();
 
   TICK_DEBUG() << "Sample debug message";
@@ -287,34 +317,10 @@ TEST(DebugTest, PrintArray) {
   testing::internal::GetCapturedStdout();
 }
 
-TEST(TimeFuncTest, Serialization) {
-  TimeFunction tf;
-  ArrayDouble T({0.0, 1.0, 2.0});
-  ArrayDouble Y({1.0, 0.0, -1.0});
-
-  tf = TimeFunction(T, Y, 0.2);
-
-  std::stringstream ss;
-  {
-    cereal::PortableBinaryOutputArchive outputArchive(ss);
-
-    outputArchive(tf);
-  }
-
-  {
-    cereal::PortableBinaryInputArchive inputArchive(ss);
-
-    TimeFunction tf_restored(0.0);
-    inputArchive(tf_restored);
-
-    ASSERT_DOUBLE_EQ(tf.value(0.0), tf_restored.value(0.0));
-    ASSERT_DOUBLE_EQ(tf.value(1.0), tf_restored.value(1.0));
-    ASSERT_DOUBLE_EQ(tf.value(0.5), tf_restored.value(0.5));
-    ASSERT_DOUBLE_EQ(tf.value(1.5), tf_restored.value(1.5));
-  }
-}
-
 TEST(DebugTest, PrintArray2D) {
+#if defined(_WIN32) // not working for some reason
+  return;
+#endif
   testing::internal::CaptureStdout();
 
   ArrayDouble2d arr(10, 10);
@@ -325,6 +331,9 @@ TEST(DebugTest, PrintArray2D) {
 }
 
 TEST(DebugTest, PrintSparseArray) {
+#if defined(_WIN32) // not working for some reason
+  return;
+#endif
   testing::internal::CaptureStdout();
 
   INDICE_TYPE indices[] = {1, 4, 5, 7, 8, 16};
@@ -339,13 +348,7 @@ TEST(DebugTest, PrintSparseArray) {
 
 #ifdef ADD_MAIN
 int main(int argc, char **argv) {
-#ifdef _WIN32
-  std::cout << "Skipping tests in " __FILE__ << " on windows due to strangeness"
-            << std::endl;
-#else
   ::testing::InitGoogleTest(&argc, argv);
   return RUN_ALL_TESTS();
-#endif
-  return 0;
 }
 #endif  // ADD_MAIN
diff --git a/lib/cpp-test/solver/toy_dataset.ipp b/lib/cpp-test/solver/toy_dataset.ipp
index 87443bcd6..c9cbb3481 100644
--- a/lib/cpp-test/solver/toy_dataset.ipp
+++ b/lib/cpp-test/solver/toy_dataset.ipp
@@ -2,12 +2,12 @@
 
 #include "tick/base/base.h"
 
-SArrayDoublePtr get_labels() {
+inline SArrayDoublePtr get_labels() {
   ArrayDouble labels{-1.76, 2.6, -0.7, -1.84, -1.88, -1.78, 2.52};
   return labels.as_sarray_ptr();
 }
 
-SArrayDouble2dPtr get_features() {
+inline SArrayDouble2dPtr get_features() {
   ulong n_samples = 7;
   ulong n_features = 5;
 
@@ -24,7 +24,7 @@ SArrayDouble2dPtr get_features() {
   return features.as_sarray2d_ptr();
 }
 
-SSparseArrayDouble2dPtr get_sparse_features() {
+inline SSparseArrayDouble2dPtr get_sparse_features() {
   ulong n_samples = 7;
   ulong n_features = 5;
   // no need to free, it will be done by sparse array
diff --git a/lib/include/tick/base/parallel/parallel_utils.h b/lib/include/tick/base/parallel/parallel_utils.h
index c9110d060..9ad28369f 100644
--- a/lib/include/tick/base/parallel/parallel_utils.h
+++ b/lib/include/tick/base/parallel/parallel_utils.h
@@ -17,12 +17,7 @@ namespace tick {
  * type 'S' with parameter types 'Args...'
  */
 template <typename T, typename S, typename... Args>
-using FuncResultType = typename std::result_of<T(S, ulong, Args...)>::type;
-/*
-// this in future will be for C++17
-using FuncResultType = typename std::result_of<T(S, ulong, Args...)>::type;
-*/
-
+using FuncResultType = typename std::invoke_result<T, S, ulong, Args...>::type;
 
 /**
  * Determine if return type of function call is a Python primitive or not
@@ -38,9 +33,9 @@ constexpr bool result_is_python_primitive() {
 }
 
 template <typename T, typename S, typename... Args>
-using enable_if_python_primitive = typename std::enable_if<
-    result_is_python_primitive<T, S, Args...>(),
-    std::shared_ptr<SArray<FuncResultType<T, S, Args...>>>>;
+using enable_if_python_primitive =
+    typename std::enable_if<result_is_python_primitive<T, S, Args...>(),
+                            std::shared_ptr<SArray<FuncResultType<T, S, Args...>>>>;
 
 template <typename T, typename S, typename... Args>
 using enable_if_not_python_primitive =
@@ -81,8 +76,7 @@ struct map_return_t {};
  * Type returned is a shared SArray.
  */
 template <typename T, typename S, typename... Args>
-struct map_return_t<
-    T, S, typename enable_if_python_primitive<T, S, Args...>::type, Args...> {
+struct map_return_t<T, S, typename enable_if_python_primitive<T, S, Args...>::type, Args...> {
   using RT = tick::FuncResultType<T, S, Args...>;
   using type = typename enable_if_python_primitive<T, S, Args...>::type;
 
@@ -96,9 +90,7 @@ struct map_return_t<
  * Type returned is a std::vector.
  */
 template <typename T, typename S, typename... Args>
-struct map_return_t<
-    T, S, typename enable_if_not_python_primitive<T, S, Args...>::type,
-    Args...> {
+struct map_return_t<T, S, typename enable_if_not_python_primitive<T, S, Args...>::type, Args...> {
   using RT = tick::FuncResultType<T, S, Args...>;
   using type = std::vector<RT>;
 
diff --git a/lib/mkn.yaml b/lib/mkn.yaml
index 253f0b2fc..1202ebc79 100644
--- a/lib/mkn.yaml
+++ b/lib/mkn.yaml
@@ -2,36 +2,16 @@
 
 name: tick
 
-self:
-  serialization
-  preprocessing
-  array_test
-  hawkes/simulation
-  hawkes/inference
-  solver
-  robust
-  survival
+self: tick.py
 
 property:
-    postfix: x86_64-linux-gnu
-    py_maj: 3
-    py_min: 6m
-    py_ver: cpython-
-    lib_name: .${py_ver}${py_maj}${py_min}-${postfix}
     lib_path: ./../tick
-    cargs: -DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION
-           -D_FILE_OFFSET_BITS=64 -DPYTHON_LINK -DNDEBUG
-    win_cargs: -GL -MD -EHsc -DBUILDING_DLL
-    nixish_cargs: -fwrapv -O2 -Wall
-                  -fstack-protector-strong
-                  -Wformat -Werror -Wdate-time
-                  -D_FORTIFY_SOURCE=2 -fPIC -std=c++11
-                  -ffast-math -Wno-uninitialized
-
-    nix_cargs: ${nixish_cargs}
-
-    bsd_cargs: ${nixish_cargs}
-
+    cargs: -DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION -D_FILE_OFFSET_BITS=64 -DPYTHON_LINK
+    win_cargs: -GL -MD -EHsc -std:c++17
+    nixish_cargs: -fwrapv -fstack-protector-strong
+                  -Wformat -Wdate-time
+                  -D_FORTIFY_SOURCE=2 -fPIC -std=c++17
+                  -Wno-uninitialized
     nixish_largs: -fstack-protector-strong -Wformat
                   -Werror=format-security -Wdate-time
                   -D_FORTIFY_SOURCE=2
@@ -40,180 +20,45 @@ property:
                -Wl,-z,relro -Wl,-z,relro
     bsd_largs: ${nixish_largs}
 
-    nixish_test_cargs: -Wno-error=unused-local-typedefs -fPIC
-                       -Wno-error=sign-compare -Wno-sign-compare
 
 profile:
   - name: arg
     arg: ${cargs}
-    if_arg:
-      win: ${win_cargs}
-      nix: ${nix_cargs}
-      bsd: ${bsd_cargs}
-    if_link:
-      nix_lib: ${nix_largs}
-      bsd_lib: ${bsd_largs}
-      win: -LTCG # -nodefaultlib:libucrt.lib ucrt.lib -MANIFEST:EMBED,ID=2 -MANIFESTUAC:NO
-
-  - name: base
-    parent: arg
-    self: array
-    src:
-      ./cpp/base
-      ./swig/tick/base
-    install: ${lib_path}/base/build
-    out: _base${lib_name}
-
-  - name: array
-    parent: arg
     inc:
       ./include
       ./third_party/cereal/include
-    src:
-      ./cpp/array
-      ./swig/tick/array
-    install: ${lib_path}/array/build
-    out: _array${lib_name}
-
-  - name: array_test
-    parent: arg
-    self: base
-    src:
-      ./cpp/array_test
-      ./swig/tick/array_test
-    install: ${lib_path}/array_test/build
-    out: _array_test${lib_name}
-
-  - name: base_model
-    parent: arg
-    self: base
-    src:
-      ./cpp/base_model
-      ./swig/tick/base_model
-    install: ${lib_path}/base_model/build
-    out: _base_model${lib_name}
-
-  - name: hawkes/model
-    parent: arg
-    self: base_model
-    src:
-      ./cpp/hawkes/model
-      ./swig/tick/hawkes/model
-    install: ${lib_path}/hawkes/model/build
-    out: _hawkes_model${lib_name}
-
-  - name: hawkes/simulation
-    parent: arg
-    self: random
-    src:
-      ./cpp/hawkes/simulation
-      ./swig/tick/hawkes/simulation
-    install: ${lib_path}/hawkes/simulation/build
-    out: _hawkes_simulation${lib_name}
-
-  - name: hawkes/inference
-    parent: arg
-    self: hawkes/model
-    src:
-      ./cpp/hawkes/inference
-      ./swig/tick/hawkes/inference
-    install: ${lib_path}/hawkes/inference/build
-    out: _hawkes_inference${lib_name}
-
-  - name: linear_model
-    parent: arg
-    self: base_model
-    src:
-      ./cpp/linear_model
-      ./swig/tick/linear_model
-    install: ${lib_path}/linear_model/build
-    out: _linear_model${lib_name}
-
-  - name: prox
-    parent: arg
-    self: base
-    src:
-      ./cpp/prox
-      ./swig/tick/prox
-    install: ${lib_path}/prox/build
-    out: _prox${lib_name}
-
-  - name: preprocessing
-    parent: arg
-    self: base
-    src:
-      ./cpp/preprocessing
-      ./swig/tick/preprocessing
-    install: ${lib_path}/preprocessing/build
-    out: _preprocessing${lib_name}
-
-  - name: random
-    parent: arg
-    self: base
-    src:
-      ./cpp/random
-      ./swig/tick/random
-    install: ${lib_path}/random/build
-    out: _crandom${lib_name}
-
-  - name: robust
-    parent: arg
-    self: linear_model
-    src:
-      ./cpp/robust
-      ./swig/tick/robust
-    install: ${lib_path}/robust/build
-    out: _robust${lib_name}
-
-  - name: solver
-    parent: arg
-    self: random linear_model prox robust
-    src:
-      ./cpp/solver
-      ./swig/tick/solver
-    install: ${lib_path}/solver/build
-    out: _solver${lib_name}
-
-  - name: survival
-    parent: arg
-    self: base_model
-    src:
-      ./cpp/survival
-      ./swig/tick/survival
-    install: ${lib_path}/survival/build
-    out: _survival${lib_name}
-
-  - name: serialization
-    parent: arg
-    self: linear_model solver prox robust survival
-    install: ${lib_path}/serialization/build
-    out: _serialization${lib_name}
-
-### See file ./sh/gtest/sh
-  - name: exe
-    arg: ${cargs}
     if_arg:
-      win: -Ox -GL -MD -EHsc -std:c++11
-      nix: ${nix_cargs}
-      bsd: ${bsd_cargs}
+      win: ${win_cargs}
+      nix: ${nixish_cargs}
+      bsd: ${nixish_cargs}
     if_link:
       nix_lib: ${nix_largs}
       bsd_lib: ${bsd_largs}
-      win: -nodefaultlib:libucrt.lib ucrt.lib -MANIFEST:EMBED,ID=2 -MANIFESTUAC:NO -LTCG
+      win: -LTCG
+    mod: |
+      lang.python3{compile{with: numpy}, link{delete: CoreFoundation }}
 
-  - name: gtest_nodep
-    parent: exe
-    main: cpp-test/hawkes/model/hawkes_models_gtest.cpp
-    arg: -DADD_MAIN
-    mode: none
-    if_arg:
-      g++: ${nixish_test_cargs}
-      clang++: ${nixish_test_cargs}
-      win: -DGTEST_LINKED_AS_SHARED_LIBRARY
-    if_link:
-      g++: -Wl,-rpath=$PWD
-    dep: google.test#c++11
+  - name: tick.py
+    parent: arg
+    src: cpp swig/tick
+    install: ${lib_path}/tick_cpp
+    out: _tick_cpp
+    arg: -DBUILDING_DLL
+    mod:
+    - name: lang.swig
+      compile:
+        inc: include swig
+        src: swig/tick/module.i
+        outdir: ../tick/tick_cpp
+        objfile: tick_module_wrap.cpp
+
+  - name: gtest_lib
+    arg: -DBUILDING_DLL
+    src: cpp
+    parent: arg
 
   - name: gtest
-    parent: gtest_nodep
-    self: solver hawkes/model hawkes/simulation hawkes/inference robust survival
+    self: gtest_lib
+    dep: google.test
+    arg: -DGTEST_LINKED_AS_SHARED_LIBRARY -DADD_MAIN
+    # run: find lib/cpp-test -name "*gtest.cpp"
diff --git a/lib/swig/tick/array/ssparsearray_typemap_out.i b/lib/swig/tick/array/ssparsearray_typemap_out.i
index cc2dd150e..a37ce4205 100644
--- a/lib/swig/tick/array/ssparsearray_typemap_out.i
+++ b/lib/swig/tick/array/ssparsearray_typemap_out.i
@@ -117,13 +117,13 @@ DLL_PUBLIC PyObject *_XSparseArray2d2NumpyArray(XSPARSEARRAY2D_TYPE *sig)
     PyObject *scipy_sparse_csr, *csr_matrix, *instance,
              *scipy_sparse_csc, *csc_matrix;
 
-    scipy_sparse_csr = PyImport_ImportModule("scipy.sparse.csr");
+    scipy_sparse_csr = PyImport_ImportModule("scipy.sparse");
     if(!scipy_sparse_csr) throw std::runtime_error("scipy_sparse_csr failed");
     csr_matrix = PyObject_GetAttrString(scipy_sparse_csr, "csr_matrix");
     if(!csr_matrix) throw std::runtime_error("csr_matrix failed");
     if(!PyCallable_Check(csr_matrix)) throw std::runtime_error("csr_matrix check failed");
 
-    scipy_sparse_csc = PyImport_ImportModule("scipy.sparse.csc");
+    scipy_sparse_csc = PyImport_ImportModule("scipy.sparse");
     if(!scipy_sparse_csc) throw std::runtime_error("scipy_sparse_csc failed");
     csc_matrix = PyObject_GetAttrString(scipy_sparse_csc, "csc_matrix");
     if(!csc_matrix) throw std::runtime_error("csc_matrix failed");
@@ -203,8 +203,15 @@ DLL_PUBLIC PyObject *_XSparseArray2d2NumpyArray(XSPARSEARRAY2D_TYPE *sig)
       throw std::runtime_error("SparseArray2d Reference count unexpected in SWIG layer - recompile with -DDEBUG_SHAREDARRAY and check");
     }
 
+    if (PyObject_SetAttrString(instance, "_indices", (PyObject *)indices))
+        throw std::runtime_error("set indices failed");
+    if (PyObject_SetAttrString(instance, "_row_indices", (PyObject *)row_indices))
+        throw std::runtime_error("set row_indices failed");
+
     // is required for arrays to be de-allocated properly when owned by python
     if(((PyObject *)array)->ob_refcnt > 2) Py_DECREF(array);
+    if(((PyObject *)indices)->ob_refcnt > 1) Py_DECREF(indices);
+    if(((PyObject *)row_indices)->ob_refcnt > 1) Py_DECREF(row_indices);
 
     return (PyObject *) instance;
 }
diff --git a/lib/swig/tick/array_test/array_test_module.i b/lib/swig/tick/array_test/array_test_module.i
index 7037bd455..ea671fc35 100644
--- a/lib/swig/tick/array_test/array_test_module.i
+++ b/lib/swig/tick/array_test/array_test_module.i
@@ -2,6 +2,7 @@
 
 %module array_test
 
+%include tick/array/array_module.i
 %include tick/base/defs.i
 
 %{
diff --git a/lib/swig/tick/module.i b/lib/swig/tick/module.i
new file mode 100644
index 000000000..12b69b1b7
--- /dev/null
+++ b/lib/swig/tick/module.i
@@ -0,0 +1,22 @@
+
+%module tick_cpp
+
+%include tick/array/array_module.i
+%include tick/array_test/array_test_module.i
+
+%include tick/base/base_module.i
+
+%include tick/random/crandom_module.i
+
+%include tick/base_model/base_model_module.i
+%include tick/linear_model/linear_model_module.i
+
+%include tick/prox/prox_module.i
+
+%include tick/hawkes/model/hawkes_model_module.i
+%include tick/hawkes/simulation/hawkes_simulation_module.i
+%include tick/hawkes/inference/hawkes_inference_module.i
+%include tick/preprocessing/preprocessing_module.i
+%include tick/robust/robust_module.i
+%include tick/solver/solver_module.i
+%include tick/survival/survival_module.i
diff --git a/lib/swig/tick/prox/prox_module.i b/lib/swig/tick/prox/prox_module.i
index ec9d7444b..1efcfdd99 100644
--- a/lib/swig/tick/prox/prox_module.i
+++ b/lib/swig/tick/prox/prox_module.i
@@ -36,6 +36,10 @@
 %shared_ptr(ProxL1Double);
 %shared_ptr(ProxL1Float);
 
+%shared_ptr(TProxSortedL1<double, double>);
+%shared_ptr(TProxSortedL1<float, float>);
+%shared_ptr(ProxSortedL1);
+
 %shared_ptr(ProxL1wDouble);
 %shared_ptr(ProxL1wFloat);
 
@@ -104,6 +108,8 @@
 
 %include prox_slope.i
 
+%include prox_sorted_l1.i
+
 %include prox_multi.i
 
 %include prox_equality.i
diff --git a/lib/swig/tick/prox/prox_sorted_l1.i b/lib/swig/tick/prox/prox_sorted_l1.i
new file mode 100644
index 000000000..cabca960c
--- /dev/null
+++ b/lib/swig/tick/prox/prox_sorted_l1.i
@@ -0,0 +1,26 @@
+// License: BSD 3 clause
+
+%{
+#include "tick/prox/prox_slope.h"
+%}
+
+template <class T, class K>
+class TProxSortedL1 : public TProx<T, K> {
+ public:
+   TProxSortedL1();
+   //TProxSortedL1(T lambda, T fdr, bool positive);
+
+   //TProxSortedL1(T lambda, T fdr, unsigned long start, unsigned long end, bool positive);
+
+   inline T get_weight_i(unsigned long i);
+
+  bool compare(const TProxSortedL1<T, K> &that);
+};
+
+%template(ProxSortedL1Double) TProxSortedL1<double, double>;
+typedef TProxSortedL1<double, double> ProxSortedL1Double;
+TICK_MAKE_TK_PICKLABLE(TProxSortedL1, ProxSortedL1Double, double, double);
+
+%template(ProxSortedL1Float) TProxSortedL1<float, float>;
+typedef TProxSortedL1<float, float> ProxSortedL1Float;
+TICK_MAKE_TK_PICKLABLE(TProxSortedL1, ProxSortedL1Float, float, float);
diff --git a/old_setup.py b/old_setup.py
new file mode 100644
index 000000000..4e1ae3ea3
--- /dev/null
+++ b/old_setup.py
@@ -0,0 +1,955 @@
+#!/usr/bin/env python
+# -*- coding: utf8 -*-
+
+# python setup.py build_ext --inplace
+
+"""
+setup.py file
+"""
+import multiprocessing
+import os
+import pathlib
+import platform
+import re
+import shutil
+import subprocess
+import sys
+import sysconfig
+import time
+import unittest
+import warnings
+
+from abc import ABC
+
+from setuptools import find_packages, setup, Command
+from setuptools.command.install import install
+from setuptools.extension import Extension
+
+# deprecated!
+import distutils
+from distutils.command.build import build
+from distutils.command.clean import clean
+from distutils import sysconfig as distconfig
+# deprecated!
+
+
+
+from packaging import version
+
+force_blas = False
+if "--force-blas" in sys.argv:
+    force_blas = True
+    sys.argv.remove("--force-blas")
+
+# Available debug flags
+#
+#   DEBUG_C_ARRAY       : count #allocations of C-arrays
+#   DEBUG_ARRAY         : Track creation/destruction of Array objects
+#   DEBUG_SHAREDARRAY   : Track creation/destruction of SharedArray objects
+#   DEBUG_VARRAY        : Track VArray
+#   DEBUG_COSTLY_THROW  : Enables some costly tests to throw error
+#                         (such as Array[i] if i not in range)
+#   DEBUG_VERBOSE       : Error messages from CPP extensions will include
+#                         backtrace and error loc
+
+# debug_flags = ['DEBUG_C_ARRAY', 'DEBUG_ARRAY', 'DEBUG_COSTLY_THROW',
+#                'DEBUG_SHAREDARRAY', 'DEBUG_VARRAY', 'DEBUG_VERBOSE']
+
+TICK_DEBUG=1
+# allow disable debug
+if os.environ.get('TICK_DEBUG') is not None:
+    TICK_DEBUG=os.environ['TICK_DEBUG']
+
+TICK_WERROR=1
+# allow disable Werror
+if os.environ.get('TICK_WERROR') is not None:
+    TICK_WERROR=os.environ['TICK_WERROR']
+
+debug_flags = []
+
+if TICK_DEBUG == 1 or TICK_DEBUG == "1":
+    debug_flags = ['DEBUG_COSTLY_THROW']
+
+TICK_CMAKE_GENERATOR=None
+if os.environ.get('TICK_CMAKE_GENERATOR') is not None:
+    TICK_CMAKE_GENERATOR=os.environ['TICK_CMAKE_GENERATOR']
+
+# If true, add compilation flags to use fast (but maybe inaccurate) math
+# See https://gcc.gnu.org/wiki/FloatingPointMath
+use_fast_math = True
+
+version_info = sys.version_info
+
+python_min_ver = (3, 6, 0)
+python_ver = (version_info.major, version_info.minor, version_info.micro)
+
+if python_ver < python_min_ver:
+    txt = 'Python version {0}.{1}.{2} ' \
+          'lower than the required version >= {3}.{4}.{5}.'
+
+    warnings.warn(txt.format(*(python_ver + python_min_ver)))
+
+# The next block ensures that we build a link-time linkable dynamic library for
+# OSX builds instead of a bundle.
+#
+# Snippet from http://stackoverflow.com/a/32765319/2299947
+if sys.platform == 'darwin':
+    vars = distconfig.get_config_vars()
+    vars['LDSHARED'] = vars['LDSHARED'].replace('-bundle', '-dynamiclib')
+
+# If we're installing via a wheel or not
+is_building_tick = any(arg in ("build",
+                               "build_ext",
+                               "bdist",
+                               "bdist_wheel",
+                               "develop",) for arg in sys.argv)
+
+# Obtain the numpy include directory.
+# This logic works across numpy versions.
+numpy_available = False
+numpy_include = ""
+blas_info = {}
+try:
+    import numpy as np
+    from numpy.distutils.system_info import get_info
+
+    try:
+        numpy_include = np.get_include()
+    except AttributeError:
+        numpy_include = np.get_numpy_include()
+
+    # Determine if we have an available BLAS implementation
+    if force_blas: # activated with build --force-blas
+        blas_info = get_info("blas_opt", 0)
+    elif platform.system() == 'Windows':
+        try:
+            with open(os.devnull, 'w') as devnull:
+                exitCode = subprocess.check_output(
+                    "python tools/python/blas/check_cblas.py build_ext",
+                    stderr=devnull,
+                    shell=True)
+                blas_info = get_info("blas_opt", 0)
+        except subprocess.CalledProcessError as subError:
+            print("Error executing check_cblas.py - cblas not found")
+    else:
+        try:
+            with open(os.devnull, 'w') as devnull:
+                exitCode = subprocess.check_output(
+                    "python tools/python/blas/check_mkl.py build_ext",
+                    stderr=devnull,
+                    shell=True)
+                blas_info = get_info("blas_opt", 0)
+        except subprocess.CalledProcessError as subError:
+            print("Error executing check_mkl.py - mkl not found")
+
+    numpy_available = True
+except ImportError as e:
+    if is_building_tick:
+        print(e)
+        warnings.warn("numpy is not installed:\n"
+                      " - Include directory for numpy integration may not be "
+                      "correct\n "
+                      " - BLAS will not be used for this build\n")
+
+# sometimes disabling blas is desired
+if os.environ.get('TICK_NO_OPTS') is not None:
+    if os.environ['TICK_NO_OPTS'] == '1':
+        blas_info = {}
+
+# By default, we assume that scipy uses 32 bit integers for indices in sparse
+# arrays
+sparse_indices_flag = "-DTICK_SPARSE_INDICES_INT32"
+try:
+    from scipy.sparse import sputils
+
+    sparsearray_type = sputils.get_index_dtype()
+
+    if sparsearray_type == np.int64:
+        sparse_indices_flag = "-DTICK_SPARSE_INDICES_INT64"
+except ImportError as e:
+    if is_building_tick and numpy_available:
+        print(e)
+        warnings.warn("scipy is not installed, unable to determine "
+                      "sparse array integer type (assuming 32 bits)\n")
+
+if os.name == 'posix':
+    if platform.system() == 'Darwin':
+        os_version = platform.mac_ver()[0]
+        # keep only major + minor
+        os_version = '.'.join(os_version.split('.')[:2])
+
+        if version.parse(os_version) < version.parse('10.9'):
+            raise ValueError(
+                'You need to have at least mac os 10.9 to build this package')
+
+        # We set this variable manually because anaconda set it to a deprecated
+        # one
+        os.environ['MACOSX_DEPLOYMENT_TARGET'] = os_version
+
+# check for debug pyenv - PYVER must be exported as env var. Debug pyenv setup:
+#    PYENV=3.7.0
+#    CFLAGS="-O0 -ggdb" CONFIGURE_OPTS="--enable-shared" pyenv install -kg $PYVER
+#    PYENV=${PYENV}-debug
+#    eval "$(pyenv init -)"
+#    pyenv global ${PYVER}
+#    pyenv local ${PYVER}
+
+PYVER = ""
+PYVER_DBG = ""
+if os.environ.get('PYVER') is not None:
+    PYVER = os.environ['PYVER']
+    if PYVER.endswith("-debug"):
+        PYVER_DBG = "-pydebug"
+
+# Directory containing built .so files before they are moved either
+# in source (with build flag --inplace) or to site-packages (by install)
+# E.g. build/lib.macosx-10.11-x86_64-3.5
+build_dir = "build/lib.{}-{}"+PYVER_DBG
+build_dir = build_dir.format(distutils.util.get_platform(),
+                             ".".join(sys.version.split(".")[:2]))
+
+class SwigExtension(Extension):
+    """This only adds information about extension construction, useful for
+    library sharing
+    """
+
+    def __init__(self, *args, module_ref=None, ext_name=None, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.module_ref = module_ref
+        self.ext_name = ext_name
+
+class SwigPath:
+    """Small class to handle module creation and check project structure
+    """
+
+    def __init__(self, module_path, extension_name):
+        module_path = os.path.normpath(module_path)
+
+
+        # Module C++ source directory (e.g. lib/cpp/tick/base)
+        self.src = os.path.join(module_path, 'src')
+
+        # Module SWIG interface files directory (e.g. tick/array/swig)
+        self.swig = "lib/swig/" + module_path[5:]
+
+        # Module build directory. Will contain generated .py files, and .so
+        # files if built with flag --inplace.
+        #
+        # E.g. tick/array/build
+        self.build = os.path.join(module_path, 'build')
+
+        self.extension_name = extension_name
+        self.private_extension_name = '_' + extension_name
+
+        # Transform folder path to module path
+        self.extension_path = self.build \
+                                  .replace('.', '') \
+                                  .replace('/', '.') \
+                              + '.' + self.private_extension_name
+
+        # Filename of the produced .so file (e.g. _array.so)
+        self.lib_filename = '{}{}'.format(self.private_extension_name,
+                                          sysconfig.get_config_var('EXT_SUFFIX'))
+
+def create_extension(extension_name, module_dir,
+                     cpp_files, h_files, swig_files, folders=[],
+                     include_modules=None, extra_compile_args=None,
+                     swig_opts=None):
+    ...
+
+def create_extension(extension_name, module_dir,
+                     cpp_files, h_files, swig_files, folders=[],
+                     include_modules=None, extra_compile_args=None,
+                     swig_opts=None):
+    swig_path = SwigPath(module_dir, extension_name)
+    extension_path = swig_path.extension_path
+
+    # Add directory to filenames
+    def add_dir_name(dir_name, filenames):
+        return list(os.path.join(dir_name, filename) for filename in filenames)
+
+    swig_files = add_dir_name("lib/swig/tick/" + module_dir[7:], swig_files)
+
+    for folder in folders:
+        for file in os.listdir(folder):
+            file_path = os.path.join(folder, file)
+            if os.path.isfile(file_path):
+                _, ext = os.path.splitext(file)
+                if ext == '.cpp':
+                    cpp_files += [os.path.join(folder, file)]
+                elif ext == ".txt":
+                    pass
+                elif ext == ".inl":
+                    pass
+                else:
+                    warnings.warn('Included file %s in folder %s has an '
+                                  'unknown extension "%s"' % (file,
+                                                              folder,
+                                                              ext))
+
+    min_swig_opts = ['-py3',
+                     '-c++',
+                     '-Ilib/swig',
+                     '-Ilib/include',
+                     '-outdir', swig_path.build,
+                     ]
+
+    if swig_opts is None:
+        swig_opts = min_swig_opts
+    else:
+        swig_opts.extend(min_swig_opts)
+
+    # Here we set the minimum compile flags.
+    min_extra_compile_args = ["-D_FILE_OFFSET_BITS=64",
+                              "-DPYTHON_LINK",
+                              "-DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION",
+                              '-Ilib/include',
+                              sparse_indices_flag,
+                              '-std=c++11',
+                              '-O2', # -O3 is sometimes dangerous and has caused segfaults on Travis
+                              '-DNDEBUG', # some assertions fail without this (TODO tbh)
+                              ]
+    if TICK_DEBUG == 0 or TICK_DEBUG == "0":
+        min_extra_compile_args.append("-g0")
+
+    if use_fast_math:
+        min_extra_compile_args.append('-ffast-math')
+
+    if extra_compile_args is None:
+        extra_compile_args = min_extra_compile_args
+    else:
+        extra_compile_args.extend(min_extra_compile_args)
+
+    extra_compile_args.append("-Wall")
+
+    if platform.system() == 'Windows':
+        extra_compile_args.append("-DBUILDING_DLL")
+    elif TICK_WERROR == 1 or TICK_WERROR == "1":
+        ## Added -Wall to get all warnings and -Werror to treat them as errors
+        extra_compile_args.append("-Werror")
+
+    libraries = []
+    library_dirs = []
+    runtime_library_dirs = []
+    extra_link_args = []
+    define_macros = []
+    extra_include_dirs = ["include", "swig"]
+
+    # Deal with (optional) BLAS
+    extra_compile_args.extend(blas_info.get("extra_compile_args", []))
+    extra_link_args.extend(blas_info.get("extra_link_args", []))
+    libraries.extend(blas_info.get("libraries", []))
+    library_dirs.extend(blas_info.get("library_dirs", []))
+    define_macros.extend(blas_info.get("define_macros", []))
+
+    if 'define_macros' in blas_info and \
+            any(key == 'HAVE_CBLAS' for key, _ in blas_info['define_macros']):
+        define_macros.append(('TICK_USE_CBLAS', None))
+    if "libraries" in blas_info and "mkl_rt" in blas_info["libraries"]:
+        define_macros.append(('TICK_USE_MKL', None))
+        extra_include_dirs.extend(blas_info["include_dirs"])
+        if platform.system() != 'Windows':
+            for lib_dir in blas_info["library_dirs"]:
+                extra_link_args.append(
+                    "-Wl,-rpath,"+ lib_dir
+                )
+            # if not Linux assume MacOS
+            if platform.system() != 'Linux':
+                rel_path = os.path.relpath(lib_dir, swig_path.build)
+                if os.path.exists(rel_path):
+                    extra_link_args.append("-Wl,-rpath,@loader_path/"+ rel_path)
+
+    if include_modules is None:
+        include_modules = []
+
+    # Include all what need for module link
+    for mod in include_modules:
+        if mod.__class__ != SwigPath:
+            raise ValueError("Unhandled class for included module")
+
+        for opts in [swig_opts, extra_compile_args]:
+            opts.extend(["-I" + mod.swig])
+
+        # Because setuptools produces shared object files with non-standard
+        # On windows we need to use ".lib" rather than ".pyd"
+        # when linking libs to other libs
+        if platform.system() == 'Windows':
+            lib = os.path.join(build_dir, mod.build, "_"+mod.extension_name)
+            lib += os.path.splitext(sysconfig.get_config_var("EXT_SUFFIX"))[0]
+            libraries.append(lib)
+        elif platform.system() == 'Linux':
+            lib_dir = os.path.abspath(os.path.join(build_dir, mod.build))
+            extra_link_args.append("-L"+lib_dir)
+            extra_link_args.append("-Wl,-rpath,"+lib_dir)
+            extra_link_args.append("-l:"+mod.lib_filename)
+        else:
+            extra_link_args.append(os.path.abspath(
+                os.path.join(build_dir, mod.build, mod.lib_filename)))
+
+        # Make sure that the runtime linker can find shared object
+        # dependencies by using the relative path to the dependency library.
+        rel_path = os.path.relpath(mod.build, swig_path.build)
+        if platform.system() == 'Linux':
+            # $ORIGIN refers to the location of the current shared object file
+            # at runtime
+            runtime_library_dirs.append("\$ORIGIN/%s" % rel_path)
+        elif platform.system() == 'Windows':
+            pass
+        else:  # Assuming non-Windows builds for now
+            # For OSX builds we use @loader_path instead
+            extra_link_args.append(
+                "-Wl,-rpath,%s" % '@loader_path/%s' % rel_path
+            )
+
+    # Setting the SONAME/install_name for the built libraries. It ensures that
+    # the runtime linker will have a chance to find the libraries even after
+    # they're moved (during install, for example)
+    filename = swig_path.lib_filename
+    if platform.system() == 'Linux':
+        extra_link_args.append('-Wl,-soname,%s' % filename)
+    elif platform.system() == 'Windows':
+        pass
+    else:
+        # For OSX the install_name needs to be prefixed with @rpath
+        extra_link_args.append('-Wl,-install_name,@rpath/%s' % filename)
+
+    for df in debug_flags:
+        full_flag = "-D" + df
+
+        extra_compile_args.append(full_flag)
+
+        if df == 'DEBUG_COSTLY_THROW':
+            swig_opts.append(full_flag)
+
+    # Adding Cereal serialization library
+    extra_include_dirs.append("lib/third_party/cereal/include")
+
+    # Adding numpy include directory
+    if numpy_include:
+        extra_include_dirs.append(numpy_include)
+
+    # This is to override the use of IMPLIB in distutils
+    # which puts the lib/exp files in the wrong directory
+    # see: https://github.com/python/cpython/blob/08bb8a41cc976343795bd0e241cd7388e9f44ad5/Lib/distutils/_msvccompiler.py#L467
+    if platform.system() == 'Windows':
+        implib = "/IMPLIB:" + os.path.abspath(
+            os.path.join(build_dir, swig_path.build, "_"+extension_name))
+        implib += os.path.splitext(sysconfig.get_config_var("EXT_SUFFIX"))[0]
+        extra_link_args.append(implib + ".lib")
+
+    core_module = SwigExtension(extension_path, module_ref=swig_path,
+                                sources=swig_files + cpp_files,
+                                extra_compile_args=extra_compile_args,
+                                extra_link_args=extra_link_args,
+                                define_macros=define_macros,
+                                swig_opts=swig_opts,
+                                libraries=libraries,
+                                include_dirs=extra_include_dirs,
+                                library_dirs=library_dirs,
+                                runtime_library_dirs=runtime_library_dirs,
+                                depends=h_files,
+                                language="c++",
+                                ext_name=extension_name)
+
+    return core_module
+
+
+##############################
+# Create extensions
+##############################
+
+array_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/array"
+    ],
+    "swig_files": ["array_module.i"],
+    "module_dir": "./tick/array/",
+    "extension_name": "array"
+}
+
+array_extension = create_extension(**array_extension_info)
+
+base_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/base",
+        "lib/cpp/base/math"
+    ],
+    "swig_files": ["base_module.i"],
+    "module_dir": "./tick/base",
+    "extension_name": "base",
+    "include_modules": [array_extension.module_ref]
+}
+
+base_extension = create_extension(**base_extension_info)
+
+base_array_modules = [array_extension.module_ref, base_extension.module_ref]
+
+array_test_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": ["lib/cpp/array_test"],
+    "swig_files": ["array_test_module.i"],
+    "module_dir": "./tick/array_test/",
+    "extension_name": "array_test",
+    "include_modules": base_array_modules,
+}
+
+test_extension = create_extension(**array_test_extension_info)
+
+random_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": ["lib/cpp/random"],
+    "swig_files": ["crandom_module.i"],
+    "module_dir": "./tick/random/",
+    "extension_name": "crandom",
+    "include_modules": base_array_modules
+}
+
+random_extension = create_extension(**random_extension_info)
+
+base_model_core_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/base_model"
+    ],
+    "swig_files": ["base_model_module.i"],
+    "module_dir": "./tick/base_model/",
+    "extension_name": "base_model",
+    "include_modules": base_array_modules
+}
+base_model_core = create_extension(**base_model_core_info)
+
+linear_model_core_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/linear_model"
+    ],
+    "swig_files": ["linear_model_module.i"],
+    "module_dir": "./tick/linear_model/",
+    "extension_name": "linear_model",
+    "include_modules": base_array_modules +
+    [
+      base_model_core.module_ref,
+    ]
+}
+linear_model_core = create_extension(**linear_model_core_info)
+
+hawkes_simulation_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/hawkes/simulation",
+        "lib/cpp/hawkes/simulation/hawkes_baselines",
+        "lib/cpp/hawkes/simulation/hawkes_kernels"
+    ],
+    "swig_files": [
+      "hawkes_simulation_module.i"
+    ],
+    "module_dir": "./tick/hawkes/simulation/",
+    "extension_name": "hawkes_simulation",
+    "include_modules": base_array_modules + [random_extension.module_ref]
+}
+hawkes_simulation_extension = \
+    create_extension(**hawkes_simulation_extension_info)
+
+hawkes_model_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/hawkes/model",
+        "lib/cpp/hawkes/model/base",
+        "lib/cpp/hawkes/model/list_of_realizations",
+    ],
+    "swig_files": [
+      "hawkes_model_module.i"
+    ],
+    "module_dir": "./tick/hawkes/model/",
+    "extension_name": "hawkes_model",
+    "include_modules": base_array_modules + [base_model_core.module_ref]
+}
+hawkes_model_extension = create_extension(**hawkes_model_extension_info)
+
+hawkes_inference_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/hawkes/inference",
+    ],
+    "swig_files": [
+      "hawkes_inference_module.i"
+    ],
+    "module_dir": "./tick/hawkes/inference/",
+    "extension_name": "hawkes_inference",
+    "include_modules": base_array_modules +
+    [
+        base_model_core.module_ref,
+        hawkes_model_extension.module_ref,
+    ]
+}
+hawkes_inference_extension = create_extension(**hawkes_inference_extension_info)
+
+prox_core_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/prox"
+    ],
+    "swig_files": ["prox_module.i"],
+    "module_dir": "./tick/prox/",
+    "extension_name": "prox",
+    "include_modules": base_array_modules
+}
+prox_core = create_extension(**prox_core_info)
+
+robust_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/robust"
+    ],
+    "swig_files": ["robust_module.i"],
+    "module_dir": "./tick/robust/",
+    "extension_name": "robust",
+    "include_modules": base_array_modules + [
+      base_model_core.module_ref,linear_model_core.module_ref]
+}
+robust_extension = create_extension(**robust_extension_info)
+
+solver_core_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/solver"
+    ],
+    "swig_files": ["solver_module.i"],
+    "module_dir": "./tick/solver/",
+    "extension_name": "solver",
+    "include_modules": base_array_modules + [random_extension.module_ref,
+                                             base_model_core.module_ref,
+                                             linear_model_core.module_ref,
+                                             prox_core.module_ref,
+                                             robust_extension.module_ref]
+}
+solver_core = create_extension(**solver_core_info)
+
+preprocessing_core_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/preprocessing"
+    ],
+    "swig_files": ["preprocessing_module.i"],
+    "module_dir": "./tick/preprocessing/",
+    "extension_name": "preprocessing",
+    "include_modules": base_array_modules
+}
+
+preprocessing_core = create_extension(**preprocessing_core_info)
+
+survival_extension_info = {
+    "cpp_files": [],
+    "h_files": [],
+    "folders": [
+        "lib/cpp/survival"
+    ],
+    "swig_files": ["survival_module.i"],
+    "module_dir": "./tick/survival/",
+    "extension_name": "survival",
+    "include_modules": base_array_modules + [base_model_core.module_ref]
+}
+survival_extension = create_extension(**survival_extension_info)
+
+tick_modules = [
+    array_extension, base_extension, test_extension,
+    random_extension, base_model_core, linear_model_core,
+    hawkes_simulation_extension, hawkes_model_extension,
+    hawkes_inference_extension,
+    prox_core, preprocessing_core,
+    robust_extension, survival_extension, solver_core
+]
+
+# Abstract class for tick-specific commands that need access to common build
+# directories
+class TickCommand(Command, ABC):
+    tick_dir = os.path.abspath(os.path.join(os.curdir, 'tick'))
+    cpp_build_dir = os.path.abspath(os.path.join(build_dir, 'cpptest'))
+
+    user_options = []
+
+    def initialize_options(self):
+        """Set default values for options."""
+        pass
+
+    def finalize_options(self):
+        """Post-process options."""
+        pass
+
+
+class TickBuild(build):
+    swig_min_ver = (4, 0, 0)
+
+    @staticmethod
+    def extract_swig_version(swig_ver_str):
+        m = re.search('SWIG Version (\d+).(\d+).(\d+)', swig_ver_str)
+
+        if not m:
+            txt = 'Could not extract SWIG version from string: {0}'
+
+            warnings.warn(txt.format(swig_ver_str))
+
+            return 0, 0, 0
+
+        return tuple(int(x) for x in m.groups()[0:3])
+
+    def run(self):
+        swig_ver = self.extract_swig_version(
+            str(subprocess.check_output(['swig', '-version'])))
+
+        if swig_ver < self.swig_min_ver:
+            txt = 'SWIG version {0}.{1}.{2} ' \
+                  'lower than the required version >= {3}.{4}.{5}. ' \
+                  'This will likely cause build errors!'
+
+            warnings.warn(txt.format(*(swig_ver + self.swig_min_ver)))
+
+        self.run_command('build_ext')
+        build.run(self)
+
+
+class TickInstall(install):
+    def run(self):
+        self.run_command('build_ext')
+        install.run(self)
+
+
+class BuildRunCPPTests(TickCommand):
+    description = 'build and run tick C++ tests'
+
+    def run(self):
+        self.run_command('makecpptest')
+        self.run_command('runcpptest')
+
+
+class RunCPPTests(TickCommand):
+    description = 'run tick C++ tests'
+
+    def run(self):
+        make_cmd = ['make', 'check']
+        subprocess.check_call(make_cmd, cwd=self.cpp_build_dir)
+
+
+class BuildCPPTests(TickCommand):
+    build_jobs = 1
+    description = 'build tick C++ tests'
+    user_options = [
+        ('build-jobs=', 'j',
+         'number of parallel build jobs (default is number of available CPU '
+         'cores reported by Python)'),
+    ]
+
+    def initialize_options(self):
+        """Set default values for options."""
+        self.build_jobs = multiprocessing.cpu_count()
+
+    def run(self):
+        relpath = os.path.relpath(self.tick_dir, self.cpp_build_dir)
+        cmake_exe = os.environ.get('TICK_CMAKE', 'cmake')
+
+
+        cmake_cmd = [cmake_exe,
+                     '-DTICK_REBUILD_LIBS=OFF',
+                     '-DBENCHMARK=OFF',
+                     relpath + '/../lib']
+
+        if TICK_CMAKE_GENERATOR is not None:
+            cmake_cmd.extend(['-G', '{}'.format(TICK_CMAKE_GENERATOR)])
+
+        # Feed the path to the built C++ extensions so CMake does not have to
+        # build them again
+        for mod in tick_modules:
+            full_path = os.path.abspath(
+                os.path.join(mod.module_ref.build, mod.module_ref.lib_filename))
+
+            cmake_cmd.append(
+                '-DTICK_LIB_{}={}'.format(mod.ext_name.upper(), full_path))
+
+        if 'define_macros' in blas_info and \
+                any(key == 'HAVE_CBLAS' for key, _ in blas_info['define_macros']):
+            cmake_cmd.append('-DUSE_BLAS=ON')
+
+        os.makedirs(os.path.join(self.cpp_build_dir, 'cpptest'), exist_ok=True)
+        subprocess.check_call(cmake_cmd, cwd=self.cpp_build_dir)
+
+        make_cmd = ['make', 'VERBOSE=1', 'all', '-j{}'.format(self.build_jobs)]
+        subprocess.check_call(make_cmd, cwd=self.cpp_build_dir)
+
+
+class RunCPPLint(TickCommand):
+    description = 'run cpplint on tick C++ source files'
+
+    CPPLINT_DIRS = [
+        'lib/include',
+        'lib/cpp',
+    ]
+
+    def run(self):
+        try:
+            import cpplint as cl
+
+            cl_state = cl._cpplint_state
+            error_count = 0
+
+            for dir in self.CPPLINT_DIRS:
+                print("Processing {}".format(dir))
+
+                cl_state.ResetErrorCounts()
+                filenames = list(pathlib.Path(dir).glob('**/*.h')) + \
+                            list(pathlib.Path(dir).glob('**/*.cpp'))
+
+                for filename in filenames:
+                    cl.ProcessFile(str(filename), cl_state.verbose_level)
+                cl_state.PrintErrorCounts()
+
+                error_count += cl_state.error_count
+                print('')
+
+            if error_count > 0:
+                raise RuntimeError("Codestyle check by cpplint failed")
+
+        except ImportError:
+            warnings.warn("Stylecheck by cpplint failed because cpplint "
+                          "is not installed as a Python module")
+
+
+class RunPyLint(TickCommand):
+    # We need to define if and how we run pylint
+
+    description = 'run tick PyLint codestyle check'
+    start_dir = '.'
+
+    @staticmethod
+    def run():
+        raise NotImplementedError('Running pylint from setup.py'
+                                  'not supported yet')
+
+class RunPyTests(TickCommand):
+    description = 'run tick Python tests'
+    start_dir = '.'
+
+    user_options = [
+        ('start-dir=', 's',
+         'directory to start looking for Python tests (e.g. tick/simulation)'),
+    ]
+
+    def initialize_options(self):
+        """Set default values for options."""
+        self.start_dir = '.'
+
+    def run(self):
+        if platform.system() == 'Windows':
+            print("The pytest command has issues with threads on Windows")
+            print('Instead please run:')
+            print('python3 -m unittest discover -v . "*_test.py"')
+            exit(1)
+        loader = unittest.TestLoader()
+        alltests = loader.discover(self.start_dir, pattern="*_test.py")
+        result = unittest.TextTestRunner(verbosity=2).run(alltests)
+        sys.exit(not result.wasSuccessful())
+
+
+class RunTestSuites(TickCommand):
+    description = 'run tick Python and C++ tests'
+
+    def run(self):
+        self.run_command('cpptest')
+        self.run_command('pytest')
+
+
+class CleanTick(clean):
+    description = 'cleans all generated and built files'
+
+    def run(self):
+        seconds_until_clean = 5
+
+        print("Cleaning source directories in %d seconds..." %
+              seconds_until_clean)
+
+        time.sleep(seconds_until_clean)
+
+        clean.run(self)
+
+        shutil.rmtree(build_dir, ignore_errors=True)
+
+        patterns = [
+            '**/*.so',
+            '**/*_wrap.cpp',
+            '**/__pycache__/*.pyc',
+            '**/__pycache__',
+        ]
+
+        for paths in (pathlib.Path(os.curdir).glob(p) for p in patterns):
+            for path in paths:
+                print("Deleting {}".format(path))
+
+                if path.is_dir():
+                    path.rmdir()
+                else:
+                    path.unlink()
+
+
+setup(name="tick",
+      version='0.7.0.1',
+      author="Emmanuel Bacry, "
+             "Stephane Gaiffas, "
+             "Martin Bompaire, "
+             "Søren V. Poulsen, "
+             "Maryan Morel, "
+             "Simon Bussy, "
+             "Philip Deegan",
+      author_email='martin.bompaire@polytechnique.edu, '
+                   'philip.deegan@polytechnique.edu',
+      url="https://x-datainitiative.github.io/tick/",
+      description="Module for statistical learning, with a particular emphasis "
+                  "on time-dependent modelling",
+      ext_modules=tick_modules,
+      install_requires=['numpy',
+                        'scipy',
+                        'numpydoc',
+                        'matplotlib',
+                        'sphinx',
+                        'pandas',
+                        'dill',
+                        'scikit-learn'],
+      packages=find_packages(),
+      cmdclass={'build': TickBuild,
+                'install': TickInstall,
+                'makecpptest': BuildCPPTests,
+                'runcpptest': RunCPPTests,
+                'cpptest': BuildRunCPPTests,
+                'cpplint': RunCPPLint,
+                'pytest': RunPyTests,
+                'pylint': RunPyLint,
+                'test': RunTestSuites,
+                'clean': CleanTick},
+      classifiers=['Development Status :: 3 - Alpha',
+                   'Intended Audience :: Science/Research',
+                   'Intended Audience :: Developers',
+                   'Programming Language :: C++',
+                   'Programming Language :: Python',
+                   'Topic :: Software Development',
+                   'Topic :: Scientific/Engineering',
+                   'Operating System :: POSIX',
+                   'Operating System :: Unix',
+                   'Operating System :: MacOS',
+                   'Programming Language :: Python :: 3.6',
+                   'Programming Language :: Python :: 3.7',
+                   'Programming Language :: Python :: 3.8',
+                   'License :: OSI Approved :: BSD License'],
+      )
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 000000000..6f1834ab9
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,33 @@
+[project]
+name = "tick"
+version = "0.7.0.2"
+
+dependencies = [
+  'numpy',
+  'numpydoc',
+  'scipy',
+  'matplotlib',
+  'scikit-learn',
+  'dill',
+  'pandas',
+  'packaging',
+]
+
+description = "Module for statistical learning, with a particular emphasis on time-dependent modelling"
+readme = "README.md"
+requires-python = ">=3.7"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+]
+
+[project.urls]
+"Homepage" = "https://x-datainitiative.github.io/tick/"
+"Bug Tracker" = "https://github.com/X-DataInitiative/tick/issues"
+
+[build-system]
+requires = [
+    "setuptools>=42", "wheel", "packaging",
+]
+
diff --git a/setup.py b/setup.py
index 61a9393b4..2d05e7b09 100644
--- a/setup.py
+++ b/setup.py
@@ -1,950 +1,45 @@
-#!/usr/bin/env python
-# -*- coding: utf8 -*-
 
-# python setup.py build_ext --inplace
-
-"""
-setup.py file
-"""
-import multiprocessing
-import os
-import pathlib
-import platform
-import re
-import shutil
-import subprocess
-import sys
-import sysconfig
-import time
-import unittest
-import warnings
-
-from abc import ABC
-
-from setuptools import find_packages, setup, Command
-from setuptools.command.install import install
-from setuptools.extension import Extension
-
-# deprecated!
-import distutils
-from distutils.command.build import build
-from distutils.command.clean import clean
-from distutils import sysconfig as distconfig
-# deprecated!
-
-
-
-from packaging import version
-
-force_blas = False
-if "--force-blas" in sys.argv:
-    force_blas = True
-    sys.argv.remove("--force-blas")
-
-# Available debug flags
-#
-#   DEBUG_C_ARRAY       : count #allocations of C-arrays
-#   DEBUG_ARRAY         : Track creation/destruction of Array objects
-#   DEBUG_SHAREDARRAY   : Track creation/destruction of SharedArray objects
-#   DEBUG_VARRAY        : Track VArray
-#   DEBUG_COSTLY_THROW  : Enables some costly tests to throw error
-#                         (such as Array[i] if i not in range)
-#   DEBUG_VERBOSE       : Error messages from CPP extensions will include
-#                         backtrace and error loc
-
-# debug_flags = ['DEBUG_C_ARRAY', 'DEBUG_ARRAY', 'DEBUG_COSTLY_THROW',
-#                'DEBUG_SHAREDARRAY', 'DEBUG_VARRAY', 'DEBUG_VERBOSE']
-
-TICK_DEBUG=1
-# allow disable debug
-if os.environ.get('TICK_DEBUG') is not None:
-    TICK_DEBUG=os.environ['TICK_DEBUG']
-
-TICK_WERROR=1
-# allow disable Werror
-if os.environ.get('TICK_WERROR') is not None:
-    TICK_WERROR=os.environ['TICK_WERROR']
-
-debug_flags = []
-
-if TICK_DEBUG == 1 or TICK_DEBUG == "1":
-    debug_flags = ['DEBUG_COSTLY_THROW']
-
-TICK_CMAKE_GENERATOR=None
-if os.environ.get('TICK_CMAKE_GENERATOR') is not None:
-    TICK_CMAKE_GENERATOR=os.environ['TICK_CMAKE_GENERATOR']
-
-# If true, add compilation flags to use fast (but maybe inaccurate) math
-# See https://gcc.gnu.org/wiki/FloatingPointMath
-use_fast_math = True
-
-version_info = sys.version_info
-
-python_min_ver = (3, 6, 0)
-python_ver = (version_info.major, version_info.minor, version_info.micro)
-
-if python_ver < python_min_ver:
-    txt = 'Python version {0}.{1}.{2} ' \
-          'lower than the required version >= {3}.{4}.{5}.'
-
-    warnings.warn(txt.format(*(python_ver + python_min_ver)))
-
-# The next block ensures that we build a link-time linkable dynamic library for
-# OSX builds instead of a bundle.
-#
-# Snippet from http://stackoverflow.com/a/32765319/2299947
-if sys.platform == 'darwin':
-    vars = distconfig.get_config_vars()
-    vars['LDSHARED'] = vars['LDSHARED'].replace('-bundle', '-dynamiclib')
-
-# If we're installing via a wheel or not
-is_building_tick = any(arg in ("build",
-                               "build_ext",
-                               "bdist",
-                               "bdist_wheel",
-                               "develop",) for arg in sys.argv)
-
-# Obtain the numpy include directory.
-# This logic works across numpy versions.
-numpy_available = False
-numpy_include = ""
-blas_info = {}
-try:
-    import numpy as np
-    from numpy.distutils.system_info import get_info
-
-    try:
-        numpy_include = np.get_include()
-    except AttributeError:
-        numpy_include = np.get_numpy_include()
-
-    # Determine if we have an available BLAS implementation
-    if force_blas: # activated with build --force-blas
-        blas_info = get_info("blas_opt", 0)
-    elif platform.system() == 'Windows':
-        try:
-            with open(os.devnull, 'w') as devnull:
-                exitCode = subprocess.check_output(
-                    "python tools/python/blas/check_cblas.py build_ext",
-                    stderr=devnull,
-                    shell=True)
-                blas_info = get_info("blas_opt", 0)
-        except subprocess.CalledProcessError as subError:
-            print("Error executing check_cblas.py - cblas not found")
-    else:
-        try:
-            with open(os.devnull, 'w') as devnull:
-                exitCode = subprocess.check_output(
-                    "python tools/python/blas/check_mkl.py build_ext",
-                    stderr=devnull,
-                    shell=True)
-                blas_info = get_info("blas_opt", 0)
-        except subprocess.CalledProcessError as subError:
-            print("Error executing check_mkl.py - mkl not found")
-
-    numpy_available = True
-except ImportError as e:
-    if is_building_tick:
-        print(e)
-        warnings.warn("numpy is not installed:\n"
-                      " - Include directory for numpy integration may not be "
-                      "correct\n "
-                      " - BLAS will not be used for this build\n")
-
-# sometimes disabling blas is desired
-if os.environ.get('TICK_NO_OPTS') is not None:
-    if os.environ['TICK_NO_OPTS'] == '1':
-        blas_info = {}
-
-# By default, we assume that scipy uses 32 bit integers for indices in sparse
-# arrays
-sparse_indices_flag = "-DTICK_SPARSE_INDICES_INT32"
-try:
-    from scipy.sparse import sputils
-
-    sparsearray_type = sputils.get_index_dtype()
-
-    if sparsearray_type == np.int64:
-        sparse_indices_flag = "-DTICK_SPARSE_INDICES_INT64"
-except ImportError as e:
-    if is_building_tick and numpy_available:
-        print(e)
-        warnings.warn("scipy is not installed, unable to determine "
-                      "sparse array integer type (assuming 32 bits)\n")
-
-if os.name == 'posix':
-    if platform.system() == 'Darwin':
-        os_version = platform.mac_ver()[0]
-        # keep only major + minor
-        os_version = '.'.join(os_version.split('.')[:2])
-
-        if version.parse(os_version) < version.parse('10.9'):
-            raise ValueError(
-                'You need to have at least mac os 10.9 to build this package')
-
-        # We set this variable manually because anaconda set it to a deprecated
-        # one
-        os.environ['MACOSX_DEPLOYMENT_TARGET'] = os_version
-
-# check for debug pyenv - PYVER must be exported as env var. Debug pyenv setup:
-#    PYENV=3.7.0
-#    CFLAGS="-O0 -ggdb" CONFIGURE_OPTS="--enable-shared" pyenv install -kg $PYVER
-#    PYENV=${PYENV}-debug
-#    eval "$(pyenv init -)"
-#    pyenv global ${PYVER}
-#    pyenv local ${PYVER}
-
-PYVER = ""
-PYVER_DBG = ""
-if os.environ.get('PYVER') is not None:
-    PYVER = os.environ['PYVER']
-    if PYVER.endswith("-debug"):
-        PYVER_DBG = "-pydebug"
-
-# Directory containing built .so files before they are moved either
-# in source (with build flag --inplace) or to site-packages (by install)
-# E.g. build/lib.macosx-10.11-x86_64-3.5
-build_dir = "build/lib.{}-{}"+PYVER_DBG
-build_dir = build_dir.format(distutils.util.get_platform(),
-                             ".".join(sys.version.split(".")[:2]))
-
-class SwigExtension(Extension):
-    """This only adds information about extension construction, useful for
-    library sharing
-    """
-
-    def __init__(self, *args, module_ref=None, ext_name=None, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.module_ref = module_ref
-        self.ext_name = ext_name
-
-class SwigPath:
-    """Small class to handle module creation and check project structure
-    """
-
-    def __init__(self, module_path, extension_name):
-        module_path = os.path.normpath(module_path)
-
-
-        # Module C++ source directory (e.g. lib/cpp/tick/base)
-        self.src = os.path.join(module_path, 'src')
-
-        # Module SWIG interface files directory (e.g. tick/array/swig)
-        self.swig = "lib/swig/" + module_path[5:]
-
-        # Module build directory. Will contain generated .py files, and .so
-        # files if built with flag --inplace.
-        #
-        # E.g. tick/array/build
-        self.build = os.path.join(module_path, 'build')
-
-        self.extension_name = extension_name
-        self.private_extension_name = '_' + extension_name
-
-        # Transform folder path to module path
-        self.extension_path = self.build \
-                                  .replace('.', '') \
-                                  .replace('/', '.') \
-                              + '.' + self.private_extension_name
-
-        # Filename of the produced .so file (e.g. _array.so)
-        self.lib_filename = '{}{}'.format(self.private_extension_name,
-                                          sysconfig.get_config_var('EXT_SUFFIX'))
-
-
-def create_extension(extension_name, module_dir,
-                     cpp_files, h_files, swig_files, folders=[],
-                     include_modules=None, extra_compile_args=None,
-                     swig_opts=None):
-    swig_path = SwigPath(module_dir, extension_name)
-    extension_path = swig_path.extension_path
-
-    # Add directory to filenames
-    def add_dir_name(dir_name, filenames):
-        return list(os.path.join(dir_name, filename) for filename in filenames)
-
-    swig_files = add_dir_name("lib/swig/tick/" + module_dir[7:], swig_files)
-
-    for folder in folders:
-        for file in os.listdir(folder):
-            file_path = os.path.join(folder, file)
-            if os.path.isfile(file_path):
-                _, ext = os.path.splitext(file)
-                if ext == '.cpp':
-                    cpp_files += [os.path.join(folder, file)]
-                elif ext == ".txt":
-                    pass
-                elif ext == ".inl":
-                    pass
-                else:
-                    warnings.warn('Included file %s in folder %s has an '
-                                  'unknown extension "%s"' % (file,
-                                                              folder,
-                                                              ext))
-
-    min_swig_opts = ['-py3',
-                     '-c++',
-                     '-Ilib/swig',
-                     '-Ilib/include',
-                     '-outdir', swig_path.build,
-                     ]
-
-    if swig_opts is None:
-        swig_opts = min_swig_opts
-    else:
-        swig_opts.extend(min_swig_opts)
-
-    # Here we set the minimum compile flags.
-    min_extra_compile_args = ["-D_FILE_OFFSET_BITS=64",
-                              "-DPYTHON_LINK",
-                              "-DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION",
-                              '-Ilib/include',
-                              sparse_indices_flag,
-                              '-std=c++11',
-                              '-O2', # -O3 is sometimes dangerous and has caused segfaults on Travis
-                              '-DNDEBUG', # some assertions fail without this (TODO tbh)
-                              ]
-    if TICK_DEBUG == 0 or TICK_DEBUG == "0":
-        min_extra_compile_args.append("-g0")
-
-    if use_fast_math:
-        min_extra_compile_args.append('-ffast-math')
-
-    if extra_compile_args is None:
-        extra_compile_args = min_extra_compile_args
-    else:
-        extra_compile_args.extend(min_extra_compile_args)
-
-    extra_compile_args.append("-Wall")
-
-    if platform.system() == 'Windows':
-        extra_compile_args.append("-DBUILDING_DLL")
-    elif TICK_WERROR == 1 or TICK_WERROR == "1":
-        ## Added -Wall to get all warnings and -Werror to treat them as errors
-        extra_compile_args.append("-Werror")
-
-    libraries = []
-    library_dirs = []
-    runtime_library_dirs = []
-    extra_link_args = []
-    define_macros = []
-    extra_include_dirs = ["include", "swig"]
-
-    # Deal with (optional) BLAS
-    extra_compile_args.extend(blas_info.get("extra_compile_args", []))
-    extra_link_args.extend(blas_info.get("extra_link_args", []))
-    libraries.extend(blas_info.get("libraries", []))
-    library_dirs.extend(blas_info.get("library_dirs", []))
-    define_macros.extend(blas_info.get("define_macros", []))
-
-    if 'define_macros' in blas_info and \
-            any(key == 'HAVE_CBLAS' for key, _ in blas_info['define_macros']):
-        define_macros.append(('TICK_USE_CBLAS', None))
-    if "libraries" in blas_info and "mkl_rt" in blas_info["libraries"]:
-        define_macros.append(('TICK_USE_MKL', None))
-        extra_include_dirs.extend(blas_info["include_dirs"])
-        if platform.system() != 'Windows':
-            for lib_dir in blas_info["library_dirs"]:
-                extra_link_args.append(
-                    "-Wl,-rpath,"+ lib_dir
-                )
-            # if not Linux assume MacOS
-            if platform.system() != 'Linux':
-                rel_path = os.path.relpath(lib_dir, swig_path.build)
-                if os.path.exists(rel_path):
-                    extra_link_args.append("-Wl,-rpath,@loader_path/"+ rel_path)
-
-    if include_modules is None:
-        include_modules = []
-
-    # Include all what need for module link
-    for mod in include_modules:
-        if mod.__class__ != SwigPath:
-            raise ValueError("Unhandled class for included module")
-
-        for opts in [swig_opts, extra_compile_args]:
-            opts.extend(["-I" + mod.swig])
-
-        # Because setuptools produces shared object files with non-standard
-        # On windows we need to use ".lib" rather than ".pyd"
-        # when linking libs to other libs
-        if platform.system() == 'Windows':
-            lib = os.path.join(build_dir, mod.build, "_"+mod.extension_name)
-            lib += os.path.splitext(sysconfig.get_config_var("EXT_SUFFIX"))[0]
-            libraries.append(lib)
-        elif platform.system() == 'Linux':
-            lib_dir = os.path.abspath(os.path.join(build_dir, mod.build))
-            extra_link_args.append("-L"+lib_dir)
-            extra_link_args.append("-Wl,-rpath,"+lib_dir)
-            extra_link_args.append("-l:"+mod.lib_filename)
-        else:
-            extra_link_args.append(os.path.abspath(
-                os.path.join(build_dir, mod.build, mod.lib_filename)))
-
-        # Make sure that the runtime linker can find shared object
-        # dependencies by using the relative path to the dependency library.
-        rel_path = os.path.relpath(mod.build, swig_path.build)
-        if platform.system() == 'Linux':
-            # $ORIGIN refers to the location of the current shared object file
-            # at runtime
-            runtime_library_dirs.append("\$ORIGIN/%s" % rel_path)
-        elif platform.system() == 'Windows':
-            pass
-        else:  # Assuming non-Windows builds for now
-            # For OSX builds we use @loader_path instead
-            extra_link_args.append(
-                "-Wl,-rpath,%s" % '@loader_path/%s' % rel_path
-            )
-
-    # Setting the SONAME/install_name for the built libraries. It ensures that
-    # the runtime linker will have a chance to find the libraries even after
-    # they're moved (during install, for example)
-    filename = swig_path.lib_filename
-    if platform.system() == 'Linux':
-        extra_link_args.append('-Wl,-soname,%s' % filename)
-    elif platform.system() == 'Windows':
-        pass
-    else:
-        # For OSX the install_name needs to be prefixed with @rpath
-        extra_link_args.append('-Wl,-install_name,@rpath/%s' % filename)
-
-    for df in debug_flags:
-        full_flag = "-D" + df
-
-        extra_compile_args.append(full_flag)
-
-        if df == 'DEBUG_COSTLY_THROW':
-            swig_opts.append(full_flag)
-
-    # Adding Cereal serialization library
-    extra_include_dirs.append("lib/third_party/cereal/include")
-
-    # Adding numpy include directory
-    if numpy_include:
-        extra_include_dirs.append(numpy_include)
-
-    # This is to override the use of IMPLIB in distutils
-    # which puts the lib/exp files in the wrong directory
-    # see: https://github.com/python/cpython/blob/08bb8a41cc976343795bd0e241cd7388e9f44ad5/Lib/distutils/_msvccompiler.py#L467
-    if platform.system() == 'Windows':
-        implib = "/IMPLIB:" + os.path.abspath(
-            os.path.join(build_dir, swig_path.build, "_"+extension_name))
-        implib += os.path.splitext(sysconfig.get_config_var("EXT_SUFFIX"))[0]
-        extra_link_args.append(implib + ".lib")
-
-    core_module = SwigExtension(extension_path, module_ref=swig_path,
-                                sources=swig_files + cpp_files,
-                                extra_compile_args=extra_compile_args,
-                                extra_link_args=extra_link_args,
-                                define_macros=define_macros,
-                                swig_opts=swig_opts,
-                                libraries=libraries,
-                                include_dirs=extra_include_dirs,
-                                library_dirs=library_dirs,
-                                runtime_library_dirs=runtime_library_dirs,
-                                depends=h_files,
-                                language="c++",
-                                ext_name=extension_name)
-
-    return core_module
-
-
-##############################
-# Create extensions
-##############################
-
-array_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/array"
-    ],
-    "swig_files": ["array_module.i"],
-    "module_dir": "./tick/array/",
-    "extension_name": "array"
-}
-
-array_extension = create_extension(**array_extension_info)
-
-base_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/base",
-        "lib/cpp/base/math"
-    ],
-    "swig_files": ["base_module.i"],
-    "module_dir": "./tick/base",
-    "extension_name": "base",
-    "include_modules": [array_extension.module_ref]
-}
-
-base_extension = create_extension(**base_extension_info)
-
-base_array_modules = [array_extension.module_ref, base_extension.module_ref]
-
-array_test_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": ["lib/cpp/array_test"],
-    "swig_files": ["array_test_module.i"],
-    "module_dir": "./tick/array_test/",
-    "extension_name": "array_test",
-    "include_modules": base_array_modules,
-}
-
-test_extension = create_extension(**array_test_extension_info)
-
-random_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": ["lib/cpp/random"],
-    "swig_files": ["crandom_module.i"],
-    "module_dir": "./tick/random/",
-    "extension_name": "crandom",
-    "include_modules": base_array_modules
-}
-
-random_extension = create_extension(**random_extension_info)
-
-base_model_core_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/base_model"
-    ],
-    "swig_files": ["base_model_module.i"],
-    "module_dir": "./tick/base_model/",
-    "extension_name": "base_model",
-    "include_modules": base_array_modules
-}
-base_model_core = create_extension(**base_model_core_info)
-
-linear_model_core_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/linear_model"
-    ],
-    "swig_files": ["linear_model_module.i"],
-    "module_dir": "./tick/linear_model/",
-    "extension_name": "linear_model",
-    "include_modules": base_array_modules +
-    [
-      base_model_core.module_ref,
-    ]
-}
-linear_model_core = create_extension(**linear_model_core_info)
-
-hawkes_simulation_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/hawkes/simulation",
-        "lib/cpp/hawkes/simulation/hawkes_baselines",
-        "lib/cpp/hawkes/simulation/hawkes_kernels"
-    ],
-    "swig_files": [
-      "hawkes_simulation_module.i"
-    ],
-    "module_dir": "./tick/hawkes/simulation/",
-    "extension_name": "hawkes_simulation",
-    "include_modules": base_array_modules + [random_extension.module_ref]
-}
-hawkes_simulation_extension = \
-    create_extension(**hawkes_simulation_extension_info)
-
-hawkes_model_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/hawkes/model",
-        "lib/cpp/hawkes/model/base",
-        "lib/cpp/hawkes/model/list_of_realizations",
-    ],
-    "swig_files": [
-      "hawkes_model_module.i"
-    ],
-    "module_dir": "./tick/hawkes/model/",
-    "extension_name": "hawkes_model",
-    "include_modules": base_array_modules + [base_model_core.module_ref]
-}
-hawkes_model_extension = create_extension(**hawkes_model_extension_info)
-
-hawkes_inference_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/hawkes/inference",
-    ],
-    "swig_files": [
-      "hawkes_inference_module.i"
-    ],
-    "module_dir": "./tick/hawkes/inference/",
-    "extension_name": "hawkes_inference",
-    "include_modules": base_array_modules +
-    [
-        base_model_core.module_ref,
-        hawkes_model_extension.module_ref,
-    ]
-}
-hawkes_inference_extension = create_extension(**hawkes_inference_extension_info)
-
-prox_core_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/prox"
-    ],
-    "swig_files": ["prox_module.i"],
-    "module_dir": "./tick/prox/",
-    "extension_name": "prox",
-    "include_modules": base_array_modules
-}
-prox_core = create_extension(**prox_core_info)
-
-robust_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/robust"
-    ],
-    "swig_files": ["robust_module.i"],
-    "module_dir": "./tick/robust/",
-    "extension_name": "robust",
-    "include_modules": base_array_modules + [
-      base_model_core.module_ref,linear_model_core.module_ref]
-}
-robust_extension = create_extension(**robust_extension_info)
-
-solver_core_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/solver"
-    ],
-    "swig_files": ["solver_module.i"],
-    "module_dir": "./tick/solver/",
-    "extension_name": "solver",
-    "include_modules": base_array_modules + [random_extension.module_ref,
-                                             base_model_core.module_ref,
-                                             linear_model_core.module_ref,
-                                             prox_core.module_ref,
-                                             robust_extension.module_ref]
-}
-solver_core = create_extension(**solver_core_info)
-
-preprocessing_core_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/preprocessing"
-    ],
-    "swig_files": ["preprocessing_module.i"],
-    "module_dir": "./tick/preprocessing/",
-    "extension_name": "preprocessing",
-    "include_modules": base_array_modules
-}
-
-preprocessing_core = create_extension(**preprocessing_core_info)
-
-survival_extension_info = {
-    "cpp_files": [],
-    "h_files": [],
-    "folders": [
-        "lib/cpp/survival"
-    ],
-    "swig_files": ["survival_module.i"],
-    "module_dir": "./tick/survival/",
-    "extension_name": "survival",
-    "include_modules": base_array_modules + [base_model_core.module_ref]
-}
-survival_extension = create_extension(**survival_extension_info)
-
-tick_modules = [
-    array_extension, base_extension, test_extension,
-    random_extension, base_model_core, linear_model_core,
-    hawkes_simulation_extension, hawkes_model_extension,
-    hawkes_inference_extension,
-    prox_core, preprocessing_core,
-    robust_extension, survival_extension, solver_core
-]
-
-# Abstract class for tick-specific commands that need access to common build
-# directories
-class TickCommand(Command, ABC):
-    tick_dir = os.path.abspath(os.path.join(os.curdir, 'tick'))
-    cpp_build_dir = os.path.abspath(os.path.join(build_dir, 'cpptest'))
-
-    user_options = []
-
-    def initialize_options(self):
-        """Set default values for options."""
-        pass
-
-    def finalize_options(self):
-        """Post-process options."""
-        pass
-
-
-class TickBuild(build):
-    swig_min_ver = (4, 0, 0)
-
-    @staticmethod
-    def extract_swig_version(swig_ver_str):
-        m = re.search('SWIG Version (\d+).(\d+).(\d+)', swig_ver_str)
-
-        if not m:
-            txt = 'Could not extract SWIG version from string: {0}'
-
-            warnings.warn(txt.format(swig_ver_str))
-
-            return 0, 0, 0
-
-        return tuple(int(x) for x in m.groups()[0:3])
-
-    def run(self):
-        swig_ver = self.extract_swig_version(
-            str(subprocess.check_output(['swig', '-version'])))
-
-        if swig_ver < self.swig_min_ver:
-            txt = 'SWIG version {0}.{1}.{2} ' \
-                  'lower than the required version >= {3}.{4}.{5}. ' \
-                  'This will likely cause build errors!'
-
-            warnings.warn(txt.format(*(swig_ver + self.swig_min_ver)))
-
-        self.run_command('build_ext')
-        build.run(self)
-
-
-class TickInstall(install):
-    def run(self):
-        self.run_command('build_ext')
-        install.run(self)
-
-
-class BuildRunCPPTests(TickCommand):
-    description = 'build and run tick C++ tests'
-
-    def run(self):
-        self.run_command('makecpptest')
-        self.run_command('runcpptest')
-
-
-class RunCPPTests(TickCommand):
-    description = 'run tick C++ tests'
-
-    def run(self):
-        make_cmd = ['make', 'check']
-        subprocess.check_call(make_cmd, cwd=self.cpp_build_dir)
-
-
-class BuildCPPTests(TickCommand):
-    build_jobs = 1
-    description = 'build tick C++ tests'
-    user_options = [
-        ('build-jobs=', 'j',
-         'number of parallel build jobs (default is number of available CPU '
-         'cores reported by Python)'),
-    ]
-
-    def initialize_options(self):
-        """Set default values for options."""
-        self.build_jobs = multiprocessing.cpu_count()
-
-    def run(self):
-        relpath = os.path.relpath(self.tick_dir, self.cpp_build_dir)
-        cmake_exe = os.environ.get('TICK_CMAKE', 'cmake')
-
-
-        cmake_cmd = [cmake_exe,
-                     '-DTICK_REBUILD_LIBS=OFF',
-                     '-DBENCHMARK=OFF',
-                     relpath + '/../lib']
-
-        if TICK_CMAKE_GENERATOR is not None:
-            cmake_cmd.extend(['-G', '{}'.format(TICK_CMAKE_GENERATOR)])
-
-        # Feed the path to the built C++ extensions so CMake does not have to
-        # build them again
-        for mod in tick_modules:
-            full_path = os.path.abspath(
-                os.path.join(mod.module_ref.build, mod.module_ref.lib_filename))
-
-            cmake_cmd.append(
-                '-DTICK_LIB_{}={}'.format(mod.ext_name.upper(), full_path))
-
-        if 'define_macros' in blas_info and \
-                any(key == 'HAVE_CBLAS' for key, _ in blas_info['define_macros']):
-            cmake_cmd.append('-DUSE_BLAS=ON')
-
-        os.makedirs(os.path.join(self.cpp_build_dir, 'cpptest'), exist_ok=True)
-        subprocess.check_call(cmake_cmd, cwd=self.cpp_build_dir)
-
-        make_cmd = ['make', 'VERBOSE=1', 'all', '-j{}'.format(self.build_jobs)]
-        subprocess.check_call(make_cmd, cwd=self.cpp_build_dir)
-
-
-class RunCPPLint(TickCommand):
-    description = 'run cpplint on tick C++ source files'
-
-    CPPLINT_DIRS = [
-        'lib/include',
-        'lib/cpp',
-    ]
-
-    def run(self):
-        try:
-            import cpplint as cl
-
-            cl_state = cl._cpplint_state
-            error_count = 0
-
-            for dir in self.CPPLINT_DIRS:
-                print("Processing {}".format(dir))
-
-                cl_state.ResetErrorCounts()
-                filenames = list(pathlib.Path(dir).glob('**/*.h')) + \
-                            list(pathlib.Path(dir).glob('**/*.cpp'))
-
-                for filename in filenames:
-                    cl.ProcessFile(str(filename), cl_state.verbose_level)
-                cl_state.PrintErrorCounts()
-
-                error_count += cl_state.error_count
-                print('')
-
-            if error_count > 0:
-                raise RuntimeError("Codestyle check by cpplint failed")
-
-        except ImportError:
-            warnings.warn("Stylecheck by cpplint failed because cpplint "
-                          "is not installed as a Python module")
-
-
-class RunPyLint(TickCommand):
-    # We need to define if and how we run pylint
-
-    description = 'run tick PyLint codestyle check'
-    start_dir = '.'
-
-    @staticmethod
-    def run():
-        raise NotImplementedError('Running pylint from setup.py'
-                                  'not supported yet')
-
-class RunPyTests(TickCommand):
-    description = 'run tick Python tests'
-    start_dir = '.'
-
-    user_options = [
-        ('start-dir=', 's',
-         'directory to start looking for Python tests (e.g. tick/simulation)'),
-    ]
-
-    def initialize_options(self):
-        """Set default values for options."""
-        self.start_dir = '.'
-
-    def run(self):
-        if platform.system() == 'Windows':
-            print("The pytest command has issues with threads on Windows")
-            print('Instead please run:')
-            print('python3 -m unittest discover -v . "*_test.py"')
-            exit(1)
-        loader = unittest.TestLoader()
-        alltests = loader.discover(self.start_dir, pattern="*_test.py")
-        result = unittest.TextTestRunner(verbosity=2).run(alltests)
-        sys.exit(not result.wasSuccessful())
-
-
-class RunTestSuites(TickCommand):
-    description = 'run tick Python and C++ tests'
-
-    def run(self):
-        self.run_command('cpptest')
-        self.run_command('pytest')
-
-
-class CleanTick(clean):
-    description = 'cleans all generated and built files'
-
-    def run(self):
-        seconds_until_clean = 5
-
-        print("Cleaning source directories in %d seconds..." %
-              seconds_until_clean)
-
-        time.sleep(seconds_until_clean)
-
-        clean.run(self)
-
-        shutil.rmtree(build_dir, ignore_errors=True)
-
-        patterns = [
-            '**/*.so',
-            '**/*_wrap.cpp',
-            '**/__pycache__/*.pyc',
-            '**/__pycache__',
-        ]
-
-        for paths in (pathlib.Path(os.curdir).glob(p) for p in patterns):
-            for path in paths:
-                print("Deleting {}".format(path))
-
-                if path.is_dir():
-                    path.rmdir()
-                else:
-                    path.unlink()
-
-
-setup(name="tick",
-      version='0.7.0.1',
-      author="Emmanuel Bacry, "
-             "Stephane Gaiffas, "
-             "Martin Bompaire, "
-             "Søren V. Poulsen, "
-             "Maryan Morel, "
-             "Simon Bussy, "
-             "Philip Deegan",
-      author_email='martin.bompaire@polytechnique.edu, '
-                   'philip.deegan@polytechnique.edu',
-      url="https://x-datainitiative.github.io/tick/",
-      description="Module for statistical learning, with a particular emphasis "
-                  "on time-dependent modelling",
-      ext_modules=tick_modules,
-      install_requires=['numpy',
-                        'scipy',
-                        'numpydoc',
-                        'matplotlib',
-                        'sphinx',
-                        'pandas',
-                        'dill',
-                        'scikit-learn'],
-      packages=find_packages(),
-      cmdclass={'build': TickBuild,
-                'install': TickInstall,
-                'makecpptest': BuildCPPTests,
-                'runcpptest': RunCPPTests,
-                'cpptest': BuildRunCPPTests,
-                'cpplint': RunCPPLint,
-                'pytest': RunPyTests,
-                'pylint': RunPyLint,
-                'test': RunTestSuites,
-                'clean': CleanTick},
-      classifiers=['Development Status :: 3 - Alpha',
-                   'Intended Audience :: Science/Research',
-                   'Intended Audience :: Developers',
-                   'Programming Language :: C++',
-                   'Programming Language :: Python',
-                   'Topic :: Software Development',
-                   'Topic :: Scientific/Engineering',
-                   'Operating System :: POSIX',
-                   'Operating System :: Unix',
-                   'Operating System :: MacOS',
-                   'Programming Language :: Python :: 3.6',
-                   'Programming Language :: Python :: 3.7',
-                   'Programming Language :: Python :: 3.8',
-                   'License :: OSI Approved :: BSD License'],
-      )
+from setuptools import find_packages, setup
+
+setup(
+    name="tick",
+    version='0.7.0.2',
+    author="Emmanuel Bacry, "
+           "Stephane Gaiffas, "
+           "Martin Bompaire, "
+           "Søren V. Poulsen, "
+           "Maryan Morel, "
+           "Simon Bussy, "
+           "Philip Deegan",
+    author_email='martin.bompaire@polytechnique.edu, '
+                 'philip.deegan@polytechnique.edu',
+    url="https://x-datainitiative.github.io/tick/",
+    description="Module for statistical learning, with a particular emphasis "
+                "on time-dependent modelling",
+    # ext_modules=tick_modules,
+    install_requires=['numpy',
+                      'scipy',
+                      'numpydoc',
+                      'matplotlib',
+                      'sphinx',
+                      'pandas',
+                      'dill',
+                      'scikit-learn'],
+    # packages=find_packages(exclude=["lib", "dist"]),
+    cmdclass={},
+    classifiers=['Development Status :: 3 - Alpha',
+                 'Intended Audience :: Science/Research',
+                 'Intended Audience :: Developers',
+                 'Programming Language :: C++',
+                 'Programming Language :: Python',
+                 'Topic :: Software Development',
+                 'Topic :: Scientific/Engineering',
+                 'Operating System :: POSIX',
+                 'Operating System :: Unix',
+                 'Operating System :: MacOS',
+                 'Programming Language :: Python :: 3.7',
+                 'Programming Language :: Python :: 3.8',
+                 'License :: OSI Approved :: BSD License'],
+    include_package_data=True,
+    packages=find_packages(exclude=["lib/","tests/"]),
+)
diff --git a/sh/build_benchmarks.sh b/sh/build_benchmarks.sh
deleted file mode 100755
index dd7f3bf08..000000000
--- a/sh/build_benchmarks.sh
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/bin/bash
-
-set -ex
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-cd $CWD/..
-ROOT=$PWD
-N_CORES=${N_CORES:=1}
-CMAKE_DIR="${ROOT}/lib"
-
-mkdir -p $ROOT/build/bench && cd $ROOT/build/bench
-rm -rf build_noopt && mkdir -p build_noopt
-
-echo ${CMAKE_DIR}
-
-builds=( build_noopt )
-
-printf "\nNo optimization build\n"
-(cd build_noopt && \
-  cmake VERBOSE=1 -DBENCHMARK=ON -DCMAKE_BUILD_TYPE=Release ${CMAKE_DIR})
-
-if [ -z "$SKIP_BLAS" ]; then
-  printf "\nBLAS build\n"
-  rm -rf build_blas && mkdir -p build_blas
-  (cd build_blas && \
-    cmake VERBOSE=1 -DBENCHMARK=ON -DUSE_BLAS=ON -DCMAKE_BUILD_TYPE=Release ${CMAKE_DIR})
-  builds+=(build_blas)
-fi
-
-if [ -z "$SKIP_MKL" ]; then
-  printf "\nMKL build\n"
-  rm -rf build_mkl && mkdir -p build_mkl
-  (cd build_mkl && \
-    cmake VERBOSE=1 -DBENCHMARK=ON -DUSE_MKL=ON -DCMAKE_BUILD_TYPE=Release ${CMAKE_DIR})
-  builds+=(build_mkl)
-fi
-
-mkdir -p $ROOT/build/bench && cd $ROOT/build/bench
-
-# Use only one core if no argument is provided
-
-for d in "${builds[@]}" ; do (cd ${d} && make V=1 -j${N_CORES} VERBOSE=1); done
diff --git a/sh/build_test.sh b/sh/build_test.sh
deleted file mode 100755
index 230c747d6..000000000
--- a/sh/build_test.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-## Using the python executable defined in env. variable TICK_PYTHON otherwise fall back to "python"
-PYTHON_EXEC=${TICK_PYTHON:=python}
-
-${PYTHON_EXEC} $CWD/../setup.py build_ext --inplace pytest
-
diff --git a/sh/clean_build_test.sh b/sh/clean_build_test.sh
deleted file mode 100755
index ba7b12356..000000000
--- a/sh/clean_build_test.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env bash
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-echo "CLEAN"
-$CWD/full_clean.sh
-
-$CWD/build_test.sh
diff --git a/sh/configure_env.sh b/sh/configure_env.sh
deleted file mode 100755
index 44e8a2f2a..000000000
--- a/sh/configure_env.sh
+++ /dev/null
@@ -1,337 +0,0 @@
- #
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu
-# Date  : 21 - September - 2017
-#
-# This script is to be included to setup variables to build tick
-#   It is done so to be cross platform and heterogeneous
-#
-# Variables
-#  $PY = "python" binary
-#  $PCONF = "python-config" binary
-#  $SWIG  = "swig" binary
-#  $LDARGS=Linking arguments
-#  $LIB_POSTFIX= python library format
-#  $LIB_POSTEXT= system library file extention
-#  $PROFILES= array of mkn profiles to build
-#
-######################################################################
-
-set -e
-
-echo "Entering configure_env.sh"
-
-[ ! -d "$ROOT/lib/third_party/cereal/include" ] && \
-  git submodule update --init
-
-# Finding the system python binary
-# To override, export PY variable with full path to python binary
-[ -z "$PY" ] && which python3 &> /dev/null && PY="python3"
-[ -z "$PY" ] && which python &> /dev/null && PY="python"
-[ -z "$PY" ] && echo "python or python3 not on path, exiting with error" && exit 1
-
-PYVER=$($PY -c "import sys; print(sys.version_info[0])")
-if (( $PYVER < 3)); then
-    echo "Python version 3 is required, if installed export PY variable - e.g. export PY=/path/to/python3"
-    echo "ERROR: 1"
-    exit 1
-fi
-
-PYVER_MIN=$($PY -c "import sys; print(sys.version_info[1])")
-
-# We get the filename expected for C++ shared libraries
-LIB_POSTFIX=$($PY -c "import distutils; from distutils import sysconfig; print(sysconfig.get_config_var('EXT_SUFFIX'))")
-[ -z "$LIB_POSTFIX" ] && echo "LIB_POSTFIX undefined: ERROR" && exit 1
-unameOut="$(uname -s)"
-
-IS_WINDOWS=0
-if [[ "$unameOut" == "CYGWIN"* ]] || [[ "$unameOut" == "MINGW"* ]] || [[ "$unameOut" == "MSYS_NT"* ]]; then
-  IS_WINDOWS=1
-fi
-
-function relpath(){
-  echo $($PY -c "import os.path; print(os.path.relpath('$1', '$2'))")
-}
-function linkread(){
-if (( $IS_WINDOWS )); then
-  echo $(readlink -f $1)
-else
-  echo $($PY -c "import os; print(os.path.realpath(\"$1\"))")
-fi
-}
-
-#################
-if (( $IS_WINDOWS )); then
-  function pathreal(){
-    P=$1
-    which cygpath.exe 2>&1 > /dev/null
-    CYGPATH=$?
-    (( $CYGPATH == 0 )) && P=$(cygpath -w $P)
-    echo "$P" | sed -e "s/\\\/\\\\\\\/g"
-  }
-else
-  function pathreal(){
-    echo $1
-  }
-fi
-#################
-
-PY_LIBDIR=$(python3 -c "import sysconfig; print(sysconfig.get_config_var('LIBDIR'))")
-
-# if windows - python-config does not exist
-if (( $IS_WINDOWS )); then
-  echo "Windows detected"
-
-  CL_PATH=0
-  GCC_PATH=0
-  which cl.exe &> /dev/null && CL_PATH=$(which cl.exe)
-  which gcc.exe &> /dev/null && GCC_PATH=$(which gcc.exe)
-  if [[ $CL_PATH == 0 ]] && [[ $GCC_PATH == 0 ]] ; then
-    echo "Neither cl.exe or gcc.exe on path: Error"
-    exit 1
-  fi
-
-  if [ -n "$CL_PATH" ]; then
-    # Msys and cygwin can have their own "link.exe"
-    # which interferes with MSVC link.exe
-    PATH="$(dirname $CL_PATH):$PATH"
-  fi
-
-  PYDIR=$(dirname "$(which $PY)")
-  echo PYDIR $PYDIR
-  PYINC="$PYDIR/include"
-  [ ! -d "$PYINC" ] && \
-      echo "$PYNUMINC does not exist - python in inconsistent state - reinstall"
-
-  PYNUMINC="$PYDIR/Lib/site-packages/numpy/core/include"
-  [ ! -d "$PYNUMINC" ] &&  \
-      echo "$PYNUMINC does not exist - install numpy"
-
-  # Deducing include paths for python and numpy
-  [ -z "$PINC" ] && PINC="$PYINC"
-  [ -z "$PNIC" ] && PNIC="$PYNUMINC";
-
-  PINC_DRIVE=$(echo "$PINC" | cut -d'/' -f2)
-  PINC="${PINC_DRIVE}:/${PINC:3}"
-  PNIC="${PINC_DRIVE}:/${PNIC:3}"
-
-  PY_INCS="${PINC};${PNIC}"
-
-  B_PATH="$PYDIR/libs"
-  [ -z "$LIB_POSTEXT" ] && LIB_POSTEXT="lib"
-
-else
-  # Finding the installed version of "python-config" to later find
-  #  include paths and linker flags
-  # To override export PCONF variable with full path to python-config binary
-  [ -z "$PCONF"  ] && which python3-config &> /dev/null && PCONF="python3-config"
-  [ -z "$PCONF"  ] && which python3.${PYVER_MIN}-config &> /dev/null && PCONF="python3.${PYVER_MIN}-config"
-  [ -z "$PCONF"  ] && which python-config &> /dev/null && PCONF="python-config" \
-         && echo "WARNING: python-config may be the incorrect version!"
-  [ -z "$PCONF"  ] && echo "python-config or python3-config not found on PATH, exiting with error" && exit 1;
-
-  # Deducing include paths for python and numpy
-  [ -z "$PINC" ] && for i in $($PCONF --includes | tr ' ' '\n' | sort -u); do PINC="${PINC}${i:2}:"; done
-  [ -z "$PNIC" ] && PNIC=$($PY -c "import numpy as np; print(np.get_include())");
-
-  PY_INCS="${PINC}:${PNIC}"
-
-  LDARGS="$($PCONF --ldflags)"
-  (($PYVER >= 3)) && (($PYVER_MIN > 8)) && LDARGS="$($PCONF --ldflags --embed)"
-  B_PATH=".:${PY_LIBDIR}"
-  [ -z "$LIB_POSTEXT" ] && LIB_POSTEXT="${LIB_POSTFIX##*.}"
-fi
-LIB_POSTFIX="${LIB_POSTFIX%.*}"
-
-# Finding the installed version of "swig" to later find
-# To override export SWIG variable with full path to swig binary
-[ -z "$SWIG"  ] && which swig &> /dev/null && SWIG="swig"
-[ -z "$SWIG"  ] && echo "swig not found on PATH, exiting with error" && exit 1;
-[ -z "$SWIG_C_FLAGS" ] && SWIG_C_FLAGS="-DDEBUG_COSTLY_THROW"
-
-# Here: "sed" is used to remove unnecessary parts of the link flags
-#  given to us by python-config
-LDARGS=$(echo "$LDARGS" | sed -e "s/ -lintl//g")
-LDARGS=$(echo "$LDARGS" | sed -e "s/ -ldl//g")
-LDARGS=$(echo "$LDARGS" | sed -e "s/ -framework//g")
-LDARGS=$(echo "$LDARGS" | sed -e "s/ -Wl,-stack_size,1000000//g")
-LDARGS=$(echo "$LDARGS" | sed -e "s/ CoreFoundation//g")
-
-[ ! -z "$LDFLAGS" ] && LDARGS="${LDARGS} ${LDFLAGS}"
-
-# IFS = Internal Field Separator - allows looping over lines with spaces
-IFS=$'\n'
-
-ANACONDA=0
-LIBLDARGS=""
-# Add library path if using anaconda python
-PYVER=$($PY --version 2>&1 )
-if [[ "$PYVER" == *"Anaconda"* ]]; then
-  ANACONDA=1
-  ANACONDA_LIB_PATH=$(linkread $(dirname $(which $PY))/../lib)
-  if [[ "$unameOut" == "Darwin"* ]]; then
-    ## Unknown reason why these are not required for Anaconda -
-    ##  Not just that but neither is the -lpython
-    ##  The line below is left intentionally commented as a reference of what should be linked
-    LDARGS="" #-L${ANACONDA_LIB_PATH} -Wl,-rpath,${ANACONDA_LIB_PATH} $LDARGS -lmkl_rt -lpthread"
-    LIBLDARGS="-dynamiclib -undefined dynamic_lookup -Wl,-headerpad_max_install_names"
-  fi
-fi
-
-PROFILES=(
-    array
-    base
-    base_model
-    random
-    linear_model
-    prox
-    hawkes/simulation
-    hawkes/model
-    hawkes/inference
-    preprocessing
-    robust
-    survival
-    solver
-    array_test
-)
-function hash_index() {
-    case $1 in
-        'array')              echo 0;;
-        'base')               echo 1;;
-        'base_model')         echo 2;;
-        'random')             echo 3;;
-        'linear_model')       echo 4;;
-        'prox')               echo 5;;
-        'hawkes/simulation')  echo 6;;
-        'hawkes/model')       echo 7;;
-        'hawkes/inference')   echo 8;;
-        'preprocessing')      echo 9;;
-        'robust')             echo 10;;
-        'survival')           echo 11;;
-        'solver')             echo 12;;
-        'array_test')         echo 13;;
-    esac
-}
-LIBRARIES=(
-    "tick/array/build/_array$LIB_POSTFIX"
-    "tick/base/build/_base$LIB_POSTFIX"
-    "tick/base_model/build/_base_model$LIB_POSTFIX"
-    "tick/random/build/_crandom$LIB_POSTFIX"
-    "tick/linear_model/build/_linear_model$LIB_POSTFIX"
-    "tick/prox/build/_prox$LIB_POSTFIX"
-    "tick/hawkes/simulation/build/_hawkes_simulation$LIB_POSTFIX"
-    "tick/hawkes/model/build/_hawkes_model$LIB_POSTFIX"
-    "tick/hawkes/inference/build/_hawkes_inference$LIB_POSTFIX"
-    "tick/preprocessing/build/_preprocessing$LIB_POSTFIX"
-    "tick/robust/build/_robust$LIB_POSTFIX"
-    "tick/survival/build/_survival$LIB_POSTFIX"
-    "tick/solver/build/_solver$LIB_POSTFIX"
-    "tick/array_test/build/array_test${LIB_POSTFIX}"
-)
-
-LIB_LD_PER_LIB=()
-ITER=0
-for PROFILE in "${PROFILES[@]}"; do
-  LIBS=
-  TREE=($(mkn tree -p $PROFILE -C lib))
-  TREE_LEN=${#TREE[@]}
-  for idx in $(seq $TREE_LEN -1 0); do
-    LINE="${TREE[idx]}"
-    set +e
-    echo "$LINE" | grep "+" | grep "tick" 2>&1 > /dev/null
-    WIN=$?
-    set -e
-    if [[ "$WIN" == "0" ]]; then
-      INDEX=$(echo "$LINE" | cut -d '[' -f2 | cut -d ']' -f1)
-      EX=$(hash_index $INDEX)
-      ADD_LIB=${LIBRARIES[$EX]}
-      if [ -n "$ADD_LIB" ]; then
-        if [ -n "$LIBS" ]; then
-          set +e
-          echo "$LIBS" | grep "$ADD_LIB" 2>&1 > /dev/null
-          WIN=$?
-          set -e
-          [[ "$WIN" == "0" ]] && continue
-        fi
-
-        if [[ "$unameOut" == "Darwin"* ]]; then
-          LIBS="$LIBS $(linkread ${ADD_LIB}.${LIB_POSTEXT})"
-          REL=$(dirname ${LIBRARIES[$ITER]})
-          RPATH=$(dirname $ADD_LIB)
-          if [ "$REL" != "$PATH" ]; then
-            LIBS="$LIBS -Wl,-rpath,@loader_path/$(relpath $RPATH $REL)"
-          fi
-        else
-          LIBS="$LIBS $(pathreal $(linkread ${ADD_LIB}.${LIB_POSTEXT}))"
-        fi
-      fi
-    fi
-  done
-  if [[ "$unameOut" == "Darwin"* ]]; then
-    FIL=$(basename ${LIBRARIES[$ITER]})
-    CLANG_LARGS+=" -Wl,-install_name,@rpath/${FIL}.${LIB_POSTEXT}"
-  fi
-  LIB_LD_PER_LIB+=("$LIBS")
-  ITER=$(($ITER + 1))
-done
-
-
-##
-# The mkn -x option overrides the default settings file
-#  to allow to build with differernt compilers/configurations
-MKN_X="${MKN_X_FILE}"
-[ -n "${MKN_X_FILE}" ] && MKN_X_FILE=(-x $MKN_X)
-
-##
-# We allow for compiler specific linking arguments
-THIS_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-pushd $THIS_DIR/.. 2>&1 > /dev/null
-COMMAND=$(mkn compile -Rp array ${MKN_X_FILE[@]} -C lib | head -1 )
-if [[ "$COMMAND" == *"icpc "* ]]; then
-  LDARGS+="$(echo " -Wl,-rpath,${ROOT}")"
-fi
-popd 2>&1 > /dev/null
-#
-##
-
-##
-# MKN_P_ARRAY exists to allow platfrom
-#  specific properties to be passed to mkn if required
-MKN_P_ARRAY=(lib_name=$LIB_POSTFIX)
-MKN_P=""
-for PROP in "${MKN_P_ARRAY[@]}"; do
-  MKN_P+=${PROP},
-done
-MKN_P_SIZE=${#MKN_P}
-MKN_P_SIZE=$((MKN_P_SIZE - 1))
-X_MKN_P="${MKN_P:0:${MKN_P_SIZE}}"
-MKN_P=($X_MKN_P)
-
-# The argument passed to "mkn -P" is "MKN_P"
-#  such that all entries in the MKN_P_ARRAY
-#  become CSV values in MKN_P
-#  Any commas (,) in array entries must
-#  be escaped with a single backslash (\)
-##
-
-V_MKN_WITH="$MKN_WITH"
-MKN_WITH_SIZE=${#V_MKN_WITH}
-(( $MKN_WITH_SIZE > 0 )) && MKN_WITH=(-w $V_MKN_WITH)
-
-##
-# if a file included from source ends with a non-zero exitting command
-#  the "set -e" can cause the script to exit
-
-MKN_O=${MKN_O:-9}
-MKN_G=${MKN_G:-0}
-MKN=${MKN:-mkn}
-
-export MKN_LIB_LINK_LIB=1
-export TICK_CONFIGURED=1
-
-echo "Finished configure_env.sh for python (${PYVER}) with the following args"
-echo "LDARGS = ${LDARGS}"
-echo ""
-##
-
-
diff --git a/sh/format_cpp.sh b/sh/format_cpp.sh
deleted file mode 100755
index 6614dc009..000000000
--- a/sh/format_cpp.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-
-DIRS=(lib/include lib/cpp lib/cpp-test)
-
-[ -z "$CLANG_FORMAT" ] && which clang-format &> /dev/null \
-                       && CLANG_FORMAT="clang-format"
-[ -z "$CLANG_FORMAT" ] && echo "clang-format not on PATH, " \
-                               "add to PATH or set CLANG_FORMAT" \
-                                && exit 1
-
-[ -z "$CLANG_FORMATDIFF" ] && which clang-format-diff.py &> /dev/null \
-                           && CLANG_FORMATDIFF="clang-format-diff.py"
-[ -z "$CLANG_FORMATDIFF" ] && echo "clang-format-diff.py not on PATH, " \
-                                   "add to PATH or set CLANG_FORMATDIFF" \
-                                    && exit 1
-
-BRANCH=$(git symbolic-ref HEAD | sed -e 's,.*/\(.*\),\1,')
-
-echo "Using $CLANG_FORMAT and $CLANG_FORMATDIFF on branch $BRANCH"
-
-for dir in ${DIRS[@]}; do
-  git diff $dir | python2 $CLANG_FORMATDIFF -binary $CLANG_FORMAT -p1 -i -style=file
-done
-
-## Uncomment to run on all includes/sources
-# pushd $CWD/..
-# for f in $(find lib/cpp* -type f \( -iname \*.h -o -iname \*.cpp \)); do
-#   $CLANG_FORMAT  -i -style=google $f
-# done
-# for f in $(find lib/include -type f \( -iname \*.h -o -iname \*.cpp \)); do
-#   $CLANG_FORMAT  -i -style=google $f
-# done
-# popd
-## Uncomment to run on all includes/sources
diff --git a/sh/full_clean.sh b/sh/full_clean.sh
index f41b7da1d..09b5e88a5 100755
--- a/sh/full_clean.sh
+++ b/sh/full_clean.sh
@@ -5,6 +5,7 @@ CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 ## Using the python executable defined in env. variable TICK_PYTHON otherwise fall back to "python"
 PYTHON_EXEC=${TICK_PYTHON:=python3}
 
+find lib/swig/ -name "*.cpp"  | xargs rm
 rm -rf $CWD/../lib/bin
 
 ${PYTHON_EXEC} $CWD/../setup.py clean
diff --git a/sh/gtest.sh b/sh/gtest.sh
old mode 100755
new mode 100644
index 0033ce007..f5af20934
--- a/sh/gtest.sh
+++ b/sh/gtest.sh
@@ -1,80 +1,13 @@
 #!/usr/bin/env bash
-#
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu 
-# Date  : 26 - September - 2017
-#
-# This script builds and launches google test files for tick
-#
-# Requires the mkn build tool
-#
-# Input arguments are optional but if used are to be the 
-#  test files to be compiled and run, otherwise all files
-#  with the syntax "*gtest.cpp" are used
-#
-# Tests are expected to finish with the following code
-#
-# #ifdef ADD_MAIN
-# int main(int argc, char** argv) {
-#   ::testing::InitGoogleTest(&argc, argv);
-#   ::testing::FLAGS_gtest_death_test_style = "fast";
-#   return RUN_ALL_TESTS();
-# }
-# #endif  // ADD_MAIN
-#
-# This is used to inject main functions for testing/execution
-# 
-######################################################################
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-FILES=()
-array=( "$@" )
-arraylength=${#array[@]}
-for (( i=1; i<${arraylength}+1; i++ ));
-do
-   FILES+=("${array[$i-1]}")
+# Author: Philip Deegan / philip.deegan@gmail.com
+set -ex
+CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" && cd $CWD/../lib
+FILES=$(find cpp-test -name "*_gtest.cpp")
+cmd(){
+  echo "mkn -M $1 -Op gtest"
+}
+for test_file in ${FILES[@]}; do
+  CMD=$(cmd $test_file)
+  $CMD clean build
+  $CMD run || $CMD run || $CMD run # retry if failed
 done
-
-pushd $CWD/.. 2>&1 > /dev/null
-ROOT=$PWD
-popd 2>&1 > /dev/null
-
-source $ROOT/sh/configure_env.sh
-
-CARGS=""
-if (( ! $IS_WINDOWS )); then
-  CARGS=" -fPIC -std=c++11 "
-fi
-
-pushd $ROOT/lib 2>&1 > /dev/null
-  [ "$arraylength" == "0" ] && FILES=($(find cpp-test -name "*gtest.cpp"))
-
-  [ ! -z "$CXXFLAGS" ] && CARGS="$CXXFLAGS $CARGS"
-  [ ! -z "$LDFLAGS" ] && LDARGS="${LDARGS} ${LDFLAGS}"
-
-  mkn build -p gtest -tSa "$CARGS -DGTEST_CREATE_SHARED_LIBRARY" \
-      -d google.test,+ ${MKN_X_FILE[@]} "${MKN_WITH[@]}"
-
-  LIB=""
-  if [[ "$unameOut" == "Darwin"* ]]; then
-    for P in "${PROFILES[@]}"; do
-      LIB="${LIB} -Wl,-rpath,@loader_path/../../$(dirname ${LIBRARIES[$(hash_index $P)]})"
-    done
-  fi
-
-  RUN="run"
-  [[ $DEBUG == 1 ]] && RUN="dbg"
-  set -x
-  for FILE in "${FILES[@]}"; do
-
-      echo FILE $FILE
-
-      mkn clean build -p gtest -a "${CARGS} -DGTEST_LINKED_AS_SHARED_LIBRARY" -g 9 -O 0 \
-          -tl "${LDARGS} ${LIB}" -b "$PY_INCS" \
-          -M "${FILE}" -P "${MKN_P}" "${MKN_WITH[@]}" \
-          -B $B_PATH ${RUN} ${MKN_X_FILE[@]}
-          
-  done
-
-popd 2>&1 > /dev/null
diff --git a/sh/gtest_static.sh b/sh/gtest_static.sh
deleted file mode 100755
index 01d1782fe..000000000
--- a/sh/gtest_static.sh
+++ /dev/null
@@ -1,76 +0,0 @@
-#!/usr/bin/env bash
-#
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu
-# Date  : 26 - September - 2017
-#
-# This script builds and launches google test files for tick
-#
-# Requires the mkn build tool
-#
-# Input arguments are optional but if used are to be the
-#  test files to be compiled and run, otherwise all files
-#  with the syntax "*gtest.cpp" are used
-#
-# Tests are expected to finish with the following code
-#
-# #ifdef ADD_MAIN
-# int main(int argc, char** argv) {
-#   ::testing::InitGoogleTest(&argc, argv);
-#   ::testing::FLAGS_gtest_death_test_style = "fast";
-#   return RUN_ALL_TESTS();
-# }
-# #endif  // ADD_MAIN
-#
-# This is used to inject main functions for testing/execution
-#
-######################################################################
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-FILES=()
-array=( "$@" )
-arraylength=${#array[@]}
-for (( i=1; i<${arraylength}+1; i++ ));
-do
-   FILES+=("${array[$i-1]}")
-done
-
-cd $CWD/..
-ROOT=$PWD
-source $ROOT/sh/configure_env.sh
-
-cd $ROOT/lib
-[ "$arraylength" == "0" ] && FILES=($(find cpp-test -name "*gtest.cpp"))
-
-[ ! -z "$CXXFLAGS" ] && CARGS="$CXXFLAGS $CARGS"
-[ ! -z "$LDFLAGS" ] && LDARGS="${LDARGS} ${LDFLAGS}"
-
-mkn clean build -p gtest -tKa "${CXXFLAGS} -DGTEST_CREATE_SHARED_LIBRARY" \
-    -d google.test,+ ${MKN_X_FILE[@]}
-
-mkdir -p $ROOT/gtest
-
-for FILE in "${FILES[@]}"; do
-
-    echo FILE $FILE
-    rm -rf bin/gtest*
-
-    mkn compile -p gtest -a "${CARGS} -DGTEST_LINKED_AS_SHARED_LIBRARY" \
-        -tb "$PY_INCS" \
-        -M "${FILE}" -P "${MKN_P[@]}" \
-        ${MKN_X_FILE[@]} -B "$B_PATH" ${MKN_WITH[@]}
-
-    mv bin/gtest bin/gtest_nodep
-
-    for P in "${PROFILES[@]}"; do
-        cp bin/$P/obj/* bin/gtest_nodep/obj
-    done
-    cp bin/gtest_nodep/tmp/* bin/gtest_nodep/obj
-
-    mkn link -p gtest_nodep  \
-        -tl "${LDARGS}" \
-        -M "${FILE}" -P "${MKN_P[@]}" \
-        -KB $B_PATH ${MKN_X_FILE[@]}
-    mv bin/gtest_nodep/tick $ROOT/gtest/$(basename $FILE)
-done
diff --git a/sh/mkn.sh b/sh/mkn.sh
deleted file mode 100755
index 1a4dbaca5..000000000
--- a/sh/mkn.sh
+++ /dev/null
@@ -1,102 +0,0 @@
-#!/usr/bin/env bash
-#
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu
-# Date  : 21 - September - 2017
-#
-# This script compiles tick C++ libs in parallel
-#   with optimally detected number of threads
-#
-# Requires the mkn build tool
-#
-# Input arguments are optional but if used are to be the
-#  modules to be compile, otherwise all modules are
-#  compiled - use command "mkn profiles" to view available
-#  modules/profiles
-#
-# ccache is recommended
-#
-######################################################################
-
-set -e
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-pushd $CWD/.. 2>&1 > /dev/null
-ROOT=$PWD
-popd 2>&1 > /dev/null
-
-source $CWD/configure_env.sh
-
-COMPILE=1
-LINK=1
-RELEASE=${RELEASE:-0}
-
-CLI_ARGS=( "$@" )
-CLI_ARGS_LEN=${#CLI_ARGS[@]}
-if (( $CLI_ARGS_LEN > 0 )); then
-  NPROFILES=()
-  for (( i=1; i<${CLI_ARGS_LEN}+1; i++ )); do
-    C=${CLI_ARGS[$i-1]}
-    case $C in
-        -c=*|--compile=*)
-        COMPILE="${C#*=}"
-        shift # past argument=value
-        ;;
-        -l=*|--link=*)
-        LINK="${C#*=}"
-        shift # past argument=value
-        ;;
-        *)
-        NPROFILES+=("$C")
-        ;;
-    esac
-  done
-  NPROFILES_LEN=${#NPROFILES[@]}
-  (( $NPROFILES_LEN > 0 )) && PROFILES=("${NPROFILES[@]}")
-fi
-
-TICK_INDICES=$($PY $ROOT/tools/python/numpy/check_sparse_indices.py)
-MKN_C_FLAGS=" $TICK_INDICES"
-
-[ -n "$CXXFLAGS" ] && MKN_C_FLAGS+=" ${CXXFLAGS} "
-[ "$DEBUG" == "1" ] && MKN_C_FLAGS+=" -DDEBUG_COSTLY_THROW"
-
-[ -n "$SWIG" ] && [ "$SWIG" != "0" ] && source $ROOT/sh/swig.sh
-
-cd $ROOT
-
-MKN_PROFILES=$(IFS=,; echo "${PROFILES[*]}")
-(( $COMPILE == 1 )) && \
-  MKN_BETA=1 $MKN compile -Dt ${MKN_COMPILE_THREADS} -a "${MKN_C_FLAGS[@]}" -b "$PY_INCS" \
-      ${MKN_X_FILE[@]} -p ${MKN_PROFILES} -C lib "${MKN_WITH[@]}" -g $MKN_G -O $MKN_O
-
-if (( $IS_WINDOWS )); then
-  export MKN_LIB_EXT=".pyd"
-else
-  (( $RELEASE )) && export MKN_LIB_PRE=""
-fi
-
-(( $LINK == 1 )) && \
-  for P in "${PROFILES[@]}"; do
-      EX=$(hash_index $P)
-      LIBLD=${LIB_LD_PER_LIB[$EX]}
-
-      $MKN link -Sp $P -l "${LIBLDARGS} ${LDARGS} $LIBLD" \
-         -P "${MKN_P}" -C lib "${MKN_WITH[@]}" \
-         ${MKN_X_FILE[@]} -B "$B_PATH" -g $MKN_G -O $MKN_O
-
-      if (( $RELEASE == 0 )); then
-        PUSHD=${LIBRARIES[$EX]}
-        pushd $ROOT/$(dirname ${PUSHD}) 2>&1 > /dev/null
-          if (( $IS_WINDOWS == 0 )); then
-            # regular lib* kept for gtest linking, no gtest during release
-            for f in $(find . -maxdepth 1 -type f ! -name "*.py" ! -name "__*" ); do
-              SUB=${f:2:3}
-              [ "$SUB" == "lib" ] && cp "$f" "${f:5}"
-            done
-          fi
-        popd 2>&1 > /dev/null
-      fi
-  done
-
-echo "Finished - Success"
diff --git a/sh/reswig.sh b/sh/reswig.sh
deleted file mode 100755
index 12278ee12..000000000
--- a/sh/reswig.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/usr/bin/env bash
-#
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu 
-# Date  : 29 - September - 2017
-#
-# This script recreates swig cpp files for each module
-# 
-######################################################################
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-cd $CWD/.. 
-ROOT=$PWD
-
-RESWIG=1
-
-source $ROOT/sh/swig.sh
diff --git a/sh/swig.sh b/sh/swig.sh
deleted file mode 100755
index f9c593a23..000000000
--- a/sh/swig.sh
+++ /dev/null
@@ -1,88 +0,0 @@
-#!/usr/bin/env bash
-#
-# Author: Philip Deegan
-# Email : philip.deegan@polytechnique.edu
-# Date  : 29 - September - 2017
-#
-# This script creates swig cpp files for each module
-#
-# Notes:
-#   If the intended swig cpp file is found it is skipped
-#   Unless, the environement variable "RESWIG" = 1
-#    or call ./sh/reswig.sh
-#
-######################################################################
-
-CWD="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-cd $CWD/..
-ROOT=$PWD
-
-if [ -z "$TICK_CONFIGURED" ]; then
-   source $ROOT/sh/configure_env.sh
-fi
-
-SWIG_INC="lib/swig"
-SWIG_BASE="lib/swig/tick"
-
-echo "SWIG sub-routine - START"
-# This block iterates over each module to create swig cpp files
-for P in "${PROFILES[@]}"; do
-
-  LIBS=
-  TREE=($(mkn tree -p $P -C lib))
-  TREE_LEN=${#TREE[@]}
-  INCS=(-Ilib/include)
-  INCS+=(-I${SWIG_INC})
-
-  EX=$(hash_index $P)
-  VAL="${LIBRARIES[$EX]}"
-  DIR=$(pathreal "$(linkread $(dirname $VAL)/..)")
-
-  P1=$P
-  if [[ $P == *"/"* ]]; then
-      P1=$(echo $P | cut -d'/' -f2)
-  fi
-
-  # Here we attempt to find files to "SWIG"
-  #  Three different methods are attempted
-  #   1. If there is only one file with ".i" extention, we process that file
-  #   2. OR - All files ending in "module.i" are processed
-  #   3. Lastly - if there is a ".i" file with the same name as the module
-  #        it is processed
-  IF=""
-  if [ $(find ${SWIG_BASE}/$P -name "*.i" | wc -l) == 1 ]; then
-    IF=$(find ${SWIG_BASE}/$P -name "*.i")
-    B=$(basename $IF)
-    B="${B%.*}"
-    [ -n "$RESWIG" ] && (( "$RESWIG" == 1 )) && \
-        [ -f "${SWIG_BASE}/$P/${B}_wrap.cpp" ] && \
-          rm "${SWIG_BASE}/$P/${B}_wrap.cpp"
-    [ ! -f "${SWIG_BASE}/$P/${B}_wrap.cpp" ] && \
-        $SWIG -python -py3 -c++ ${INCS[@]} \
-          -outdir $DIR/build "$SWIG_C_FLAGS" \
-          -o ${SWIG_BASE}/$P/${B}_wrap.cpp $IF
-  else
-    for f in $(find ${SWIG_BASE}/$P -name "*module.i"); do
-        IF=$f;
-        B=$(basename $IF)
-        B="${B%.*}"
-        [ -n "$RESWIG" ] && (( "$RESWIG" == 1 )) && \
-            [ -f "${SWIG_BASE}/$P/${B}_wrap.cpp" ] && \
-            rm "${SWIG_BASE}/$P/${B}_wrap.cpp"
-        [ ! -f "${SWIG_BASE}/$P/${B}_wrap.cpp" ] && \
-            $SWIG -python -py3 -c++ ${INCS[@]} \
-              -outdir $DIR/build "$SWIG_C_FLAGS" \
-              -o ${SWIG_BASE}/$P/${B}_wrap.cpp $IF
-    done
-  fi
-  if [ -z "$IF" ] && [ -f "${DIR}/swig/${P}.i" ]; then
-    [ -n "$RESWIG" ] && (( "$RESWIG" == 1 )) && \
-        [ -f "${SWIG_BASE}/$P/${P1}_wrap.cpp" ] && \
-          rm "${SWIG_BASE}/$P/${P1}_wrap.cpp"
-    [ ! -f "${SWIG_BASE}/$P/${P}_wrap.cpp" ] && \
-      $SWIG -python -py3 -c++ ${INCS[@]} \
-        -outdir $DIR/build "$SWIG_C_FLAGS" -o ${SWIG_BASE}/$P/${P1}_wrap.cpp \
-        "${DIR}/swig/${P1}.i"
-  fi
-done
-echo "SWIG sub-routine - END"
diff --git a/tick/__init__.py b/tick/__init__.py
index f76722cbd..e69de29bb 100644
--- a/tick/__init__.py
+++ b/tick/__init__.py
@@ -1,6 +0,0 @@
-# -*- coding: utf-8 -*-
-"""tick module
-"""
-# License: BSD 3 clause
-
-import tick.base
diff --git a/tick/array/__init__.py b/tick/array/__init__.py
index aaf6997db..e69de29bb 100644
--- a/tick/array/__init__.py
+++ b/tick/array/__init__.py
@@ -1,3 +0,0 @@
-# License: BSD 3 clause
-
-from .build import array
diff --git a/tick/array/build/__init__.py b/tick/array/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/array/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/array/serialize.py b/tick/array/serialize.py
index 25358a958..489571661 100644
--- a/tick/array/serialize.py
+++ b/tick/array/serialize.py
@@ -5,7 +5,7 @@
 import numpy as np
 import scipy
 
-from tick.array.build.array import (
+from tick.tick_cpp import (
     tick_float_array_to_file,
     tick_float_array2d_to_file,
     tick_float_sparse2d_to_file,
@@ -64,7 +64,7 @@ def serialize_array(array, filepath):
                 raise ValueError('Only 1d and 2d arrays can be serrialized')
         else:
             if len(array.shape) == 2:
-                if isinstance(array, scipy.sparse.csc.csc_matrix):
+                if isinstance(array, scipy.sparse.csc_matrix):
                     serializer = tick_float_colmaj_sparse2d_to_file
                 else:
                     serializer = tick_float_sparse2d_to_file
@@ -83,7 +83,7 @@ def serialize_array(array, filepath):
                 raise ValueError('Only 1d and 2d arrays can be serrialized')
         else:
             if len(array.shape) == 2:
-                if isinstance(array, scipy.sparse.csc.csc_matrix):
+                if isinstance(array, scipy.sparse.csc_matrix):
                     serializer = tick_double_colmaj_sparse2d_to_file
                 else:
                     serializer = tick_double_sparse2d_to_file
diff --git a/tick/array_test/tests/array_memory_test.py b/tick/array_test/tests/array_memory_test.py
index 4e72b83d8..43320afc2 100644
--- a/tick/array_test/tests/array_memory_test.py
+++ b/tick/array_test/tests/array_memory_test.py
@@ -8,9 +8,9 @@
 import scipy
 from scipy.sparse import csr_matrix
 
-from tick.array.build.array import tick_double_sparse2d_from_file
-from tick.array.build.array import tick_double_sparse2d_to_file
-from tick.array_test.build import array_test as test
+from tick.tick_cpp import tick_double_sparse2d_from_file
+from tick.tick_cpp import tick_double_sparse2d_to_file
+from tick import tick_cpp as test
 
 
 class Test(unittest.TestCase):
diff --git a/tick/array_test/tests/array_methods_test.py b/tick/array_test/tests/array_methods_test.py
index 9ccf1170a..6c28500e5 100644
--- a/tick/array_test/tests/array_methods_test.py
+++ b/tick/array_test/tests/array_methods_test.py
@@ -5,7 +5,8 @@
 import unittest
 import numpy as np
 from numpy.linalg import norm
-from tick.array_test.build import array_test as test
+
+from tick import tick_cpp as test
 from scipy.sparse import csr_matrix
 import itertools
 
diff --git a/tick/array_test/tests/array_performance_test.py b/tick/array_test/tests/array_performance_test.py
index 2985ba707..420ee7949 100644
--- a/tick/array_test/tests/array_performance_test.py
+++ b/tick/array_test/tests/array_performance_test.py
@@ -5,7 +5,7 @@
 import unittest
 import numpy as np
 
-from tick.array_test.build.array_test import test_sum_double_pointer, \
+from tick.tick_cpp import test_sum_double_pointer, \
     test_sum_ArrayDouble, test_sum_SArray_shared_ptr, test_sum_VArray_shared_ptr
 """
 ref_size = 10000
diff --git a/tick/array_test/tests/array_typemap_test.py b/tick/array_test/tests/array_typemap_test.py
index edbd08542..4077f2fc4 100644
--- a/tick/array_test/tests/array_typemap_test.py
+++ b/tick/array_test/tests/array_typemap_test.py
@@ -5,7 +5,7 @@
 import unittest
 import numpy as np
 from scipy.sparse import csr_matrix
-from tick.array_test.build import array_test as test
+from tick import tick_cpp as test
 
 
 class Test(unittest.TestCase):
diff --git a/tick/base/__init__.py b/tick/base/__init__.py
index 85f530886..23003b6d0 100644
--- a/tick/base/__init__.py
+++ b/tick/base/__init__.py
@@ -20,11 +20,10 @@ def _set_mpl_backend():
 
 _set_mpl_backend()
 
-from tick.array import *
-from .timefunc import TimeFunction
 from .base import Base
-from ..random import *
+from .timefunc import TimeFunction
 from .decorators import actual_kwargs
 from .threadpool import ThreadPool
+from ..random import *
 
 __all__ = ["Base", "TimeFunction", "actual_kwargs"]
diff --git a/tick/base/base.py b/tick/base/base.py
index dc9d755fa..5892a23fe 100644
--- a/tick/base/base.py
+++ b/tick/base/base.py
@@ -1,6 +1,7 @@
 # License: BSD 3 clause
 
 # import warnings
+
 import os
 import inspect
 from datetime import datetime
diff --git a/tick/base/build/__init__.py b/tick/base/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/base/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/base/tests/base_test.py b/tick/base/tests/base_test.py
index 7338259ef..9cdac5615 100644
--- a/tick/base/tests/base_test.py
+++ b/tick/base/tests/base_test.py
@@ -5,7 +5,7 @@
 import unittest
 
 from tick.base import Base
-from tick.base.build.base import A0 as _A0
+from tick.tick_cpp import A0 as _A0
 
 # Architecture of the classes
 #         Base
@@ -473,7 +473,7 @@ def frop(x):
             self.a0.readonly_prop = x
 
         msg = "can't set attribute"
-        if sys.version_info[1] == 11:
+        if sys.version_info[1] >= 11:
             msg = "property 'readonly_prop' of 'A0' object has no setter"
         self.assertRaisesRegex(AttributeError, msg, frop, 45)
 
diff --git a/tick/base/tests/exceptions_test.py b/tick/base/tests/exceptions_test.py
index 9a12fce86..e11af352e 100644
--- a/tick/base/tests/exceptions_test.py
+++ b/tick/base/tests/exceptions_test.py
@@ -5,7 +5,7 @@
 import platform
 import unittest
 
-from tick.base.build.base import throw_out_of_range, \
+from tick.tick_cpp import throw_out_of_range, \
     throw_system_error, throw_invalid_argument, throw_domain_error, \
     throw_runtime_error, throw_string
 
diff --git a/tick/base/tests/standard_normal_distribution_test.py b/tick/base/tests/standard_normal_distribution_test.py
index a792d6892..a0458f04a 100644
--- a/tick/base/tests/standard_normal_distribution_test.py
+++ b/tick/base/tests/standard_normal_distribution_test.py
@@ -3,7 +3,7 @@
 # -*- coding: utf8 -*-
 import unittest
 
-from tick.base.build.base import standard_normal_cdf, \
+from tick.tick_cpp import standard_normal_cdf, \
     standard_normal_inv_cdf
 
 from scipy.stats import norm
diff --git a/tick/base/timefunc.py b/tick/base/timefunc.py
index eb97588d8..4d2e0fd3c 100644
--- a/tick/base/timefunc.py
+++ b/tick/base/timefunc.py
@@ -1,6 +1,6 @@
 # License: BSD 3 clause
 
-from tick.base.build.base import TimeFunction as _TimeFunction
+from tick.tick_cpp import TimeFunction as _TimeFunction
 import numpy as np
 from tick.base.base import Base
 
diff --git a/tick/base_model/build/__init__.py b/tick/base_model/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/base_model/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/hawkes/inference/build/__init__.py b/tick/hawkes/inference/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/hawkes/inference/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/hawkes/inference/hawkes_adm4.py b/tick/hawkes/inference/hawkes_adm4.py
index a26e30ab7..0438e3880 100644
--- a/tick/hawkes/inference/hawkes_adm4.py
+++ b/tick/hawkes/inference/hawkes_adm4.py
@@ -4,7 +4,7 @@
 
 from tick.hawkes import ModelHawkesExpKernLogLik, SimuHawkesExpKernels
 from tick.hawkes.inference.base import LearnerHawkesNoParam
-from tick.hawkes.inference.build.hawkes_inference import (HawkesADM4 as
+from tick.tick_cpp import (HawkesADM4 as
                                                           _HawkesADM4)
 from tick.prox import ProxNuclear
 from tick.prox.prox_l1 import ProxL1
diff --git a/tick/hawkes/inference/hawkes_basis_kernels.py b/tick/hawkes/inference/hawkes_basis_kernels.py
index 9b280594f..7870edc90 100644
--- a/tick/hawkes/inference/hawkes_basis_kernels.py
+++ b/tick/hawkes/inference/hawkes_basis_kernels.py
@@ -3,7 +3,7 @@
 import numpy as np
 
 from tick.hawkes.inference.base import LearnerHawkesNoParam
-from tick.hawkes.inference.build.hawkes_inference import (HawkesBasisKernels as
+from tick.tick_cpp import (HawkesBasisKernels as
                                                           _HawkesBasisKernels)
 from tick.solver.base.utils import relative_distance
 
diff --git a/tick/hawkes/inference/hawkes_conditional_law.py b/tick/hawkes/inference/hawkes_conditional_law.py
index 5c22bf2c2..a125a6d4c 100644
--- a/tick/hawkes/inference/hawkes_conditional_law.py
+++ b/tick/hawkes/inference/hawkes_conditional_law.py
@@ -9,7 +9,7 @@
 from scipy.linalg import solve
 
 from tick.base import Base, ThreadPool
-from tick.hawkes.inference.build.hawkes_inference import (PointProcessCondLaw)
+from tick.tick_cpp import (PointProcessCondLaw)
 
 
 # noinspection PyPep8Naming
diff --git a/tick/hawkes/inference/hawkes_cumulant_matching.py b/tick/hawkes/inference/hawkes_cumulant_matching.py
index c1b1e3afe..7c1fc28c1 100644
--- a/tick/hawkes/inference/hawkes_cumulant_matching.py
+++ b/tick/hawkes/inference/hawkes_cumulant_matching.py
@@ -6,10 +6,10 @@
 
 from tick.base import Base
 from tick.hawkes.inference.base import LearnerHawkesNoParam
-from tick.hawkes.inference.build.hawkes_inference import (HawkesCumulant as
+from tick.tick_cpp import (HawkesCumulant as
                                                           _HawkesCumulant)
 
-from tick.hawkes.inference.build.hawkes_inference import (HawkesTheoreticalCumulant as
+from tick.tick_cpp import (HawkesTheoreticalCumulant as
                                                           _HawkesTheoreticalCumulant)
 
 
diff --git a/tick/hawkes/inference/hawkes_em.py b/tick/hawkes/inference/hawkes_em.py
index b0cee8ecf..5e5c217fe 100644
--- a/tick/hawkes/inference/hawkes_em.py
+++ b/tick/hawkes/inference/hawkes_em.py
@@ -4,7 +4,7 @@
 import numpy as np
 
 from tick.hawkes.inference.base import LearnerHawkesNoParam
-from tick.hawkes.inference.build.hawkes_inference import (HawkesEM as
+from tick.tick_cpp import (HawkesEM as
                                                           _HawkesEM)
 from tick.solver.base.utils import relative_distance
 
diff --git a/tick/hawkes/inference/hawkes_sumgaussians.py b/tick/hawkes/inference/hawkes_sumgaussians.py
index 6748c456b..b534cc221 100644
--- a/tick/hawkes/inference/hawkes_sumgaussians.py
+++ b/tick/hawkes/inference/hawkes_sumgaussians.py
@@ -5,8 +5,7 @@
 from scipy.stats import norm
 
 from tick.hawkes.inference.base import LearnerHawkesNoParam
-from tick.hawkes.inference.build.hawkes_inference import (HawkesSumGaussians as
-                                                          _HawkesSumGaussians)
+from tick.tick_cpp import (HawkesSumGaussians as _HawkesSumGaussians)
 from tick.solver.base.utils import relative_distance
 
 
diff --git a/tick/hawkes/model/__init__.py b/tick/hawkes/model/__init__.py
index 4d6c26fb8..039d23190 100644
--- a/tick/hawkes/model/__init__.py
+++ b/tick/hawkes/model/__init__.py
@@ -1,7 +1,7 @@
 # License: BSD 3 clause
 
 import tick.base
-import tick.base_model.build.base_model
+
 
 from .model_hawkes_expkern_leastsq import ModelHawkesExpKernLeastSq
 from .model_hawkes_expkern_loglik import ModelHawkesExpKernLogLik
diff --git a/tick/hawkes/model/base/model_hawkes.py b/tick/hawkes/model/base/model_hawkes.py
index 6d9e72e9c..e47dc4ef2 100644
--- a/tick/hawkes/model/base/model_hawkes.py
+++ b/tick/hawkes/model/base/model_hawkes.py
@@ -5,7 +5,7 @@
 
 from tick.base_model import N_CALLS_LOSS, PASS_OVER_DATA
 from tick.base_model.model_first_order import ModelFirstOrder
-from tick.hawkes.model.build.hawkes_model import (
+from tick.tick_cpp import (
     ModelHawkesSumExpKernLeastSq,
     ModelHawkesExpKernLeastSq,
     ModelHawkesSumExpKernLogLik,
diff --git a/tick/hawkes/model/build/__init__.py b/tick/hawkes/model/build/__init__.py
deleted file mode 100644
index a2a66bd75..000000000
--- a/tick/hawkes/model/build/__init__.py
+++ /dev/null
@@ -1,21 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-#  As observed here "base_model" are required
-
-from tick.base.opsys import add_to_path_if_windows
-
-
-def required():
-    import os, sys
-    root = os.path.dirname(
-        os.path.realpath(os.path.join(__file__, "../../..")))
-
-    if "tick.base_model.build" not in sys.modules:
-        p = os.path.realpath(os.path.join(root, "base_model/build"))
-        os.environ["PATH"] = p + os.pathsep + os.environ["PATH"]
-
-
-add_to_path_if_windows(__file__, [required])
diff --git a/tick/hawkes/model/model_hawkes_expkern_leastsq.py b/tick/hawkes/model/model_hawkes_expkern_leastsq.py
index cf841c8dd..e5b150fb4 100644
--- a/tick/hawkes/model/model_hawkes_expkern_leastsq.py
+++ b/tick/hawkes/model/model_hawkes_expkern_leastsq.py
@@ -3,7 +3,7 @@
 import numpy as np
 
 from tick.base_model import LOSS_AND_GRAD
-from tick.hawkes.model.build.hawkes_model import (ModelHawkesExpKernLeastSq as
+from tick.tick_cpp import (ModelHawkesExpKernLeastSq as
                                                   _ModelHawkesExpKernLeastSq)
 from .base import ModelHawkes
 
diff --git a/tick/hawkes/model/model_hawkes_expkern_loglik.py b/tick/hawkes/model/model_hawkes_expkern_loglik.py
index 164ed11ef..264704710 100644
--- a/tick/hawkes/model/model_hawkes_expkern_loglik.py
+++ b/tick/hawkes/model/model_hawkes_expkern_loglik.py
@@ -4,8 +4,7 @@
 
 from tick.base_model import ModelSecondOrder, ModelSelfConcordant, \
     LOSS_AND_GRAD
-from tick.hawkes.model.build.hawkes_model import (ModelHawkesExpKernLogLik as
-                                                  _ModelHawkesExpKernLogLik)
+from tick.tick_cpp import (ModelHawkesExpKernLogLik as _ModelHawkesExpKernLogLik)
 from .base import ModelHawkes
 
 
diff --git a/tick/hawkes/model/model_hawkes_sumexpkern_leastsq.py b/tick/hawkes/model/model_hawkes_sumexpkern_leastsq.py
index 84da3f5b0..b5dbacbde 100644
--- a/tick/hawkes/model/model_hawkes_sumexpkern_leastsq.py
+++ b/tick/hawkes/model/model_hawkes_sumexpkern_leastsq.py
@@ -6,7 +6,7 @@
 import numpy as np
 
 from tick.base_model import LOSS_AND_GRAD
-from tick.hawkes.model.build.hawkes_model import (
+from tick.tick_cpp import (
     ModelHawkesSumExpKernLeastSq as _ModelHawkesSumExpKernLeastSq)
 from .base import ModelHawkes
 
diff --git a/tick/hawkes/model/model_hawkes_sumexpkern_loglik.py b/tick/hawkes/model/model_hawkes_sumexpkern_loglik.py
index dd84b2454..5ba689441 100644
--- a/tick/hawkes/model/model_hawkes_sumexpkern_loglik.py
+++ b/tick/hawkes/model/model_hawkes_sumexpkern_loglik.py
@@ -4,7 +4,7 @@
 
 from tick.base_model import ModelSecondOrder, ModelSelfConcordant, \
     LOSS_AND_GRAD
-from tick.hawkes.model.build.hawkes_model import (
+from tick.tick_cpp import (
     ModelHawkesSumExpKernLogLik as _ModelHawkesSumExpKernLogLik)
 from .base import ModelHawkes
 
diff --git a/tick/hawkes/simulation/build/__init__.py b/tick/hawkes/simulation/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/hawkes/simulation/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel.py
index 3fc474b21..9110c740b 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel.py
@@ -1,7 +1,7 @@
 # License: BSD 3 clause
 
 from tick.base import Base
-from tick.hawkes.simulation.build.hawkes_simulation import (HawkesKernel as
+from tick.tick_cpp import (HawkesKernel as
                                                             _HawkesKernel)
 
 
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_0.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_0.py
index ce2d66a53..7b36a3e86 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_0.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_0.py
@@ -1,6 +1,6 @@
 # License: BSD 3 clause
 
-from tick.hawkes.simulation.build.hawkes_simulation import (HawkesKernel0 as
+from tick.tick_cpp import (HawkesKernel0 as
                                                             _HawkesKernel0)
 from .hawkes_kernel import HawkesKernel
 
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_exp.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_exp.py
index 0d89a717c..9ab0b5aa0 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_exp.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_exp.py
@@ -1,6 +1,6 @@
 # License: BSD 3 clause
 
-from tick.hawkes.simulation.build.hawkes_simulation import (HawkesKernelExp as
+from tick.tick_cpp import (HawkesKernelExp as
                                                             _HawkesKernelExp)
 from .hawkes_kernel import HawkesKernel
 
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_power_law.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_power_law.py
index c618fb64f..da4904566 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_power_law.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_power_law.py
@@ -1,6 +1,6 @@
 # License: BSD 3 clause
 
-from tick.hawkes.simulation.build.hawkes_simulation import (
+from tick.tick_cpp import (
     HawkesKernelPowerLaw as _HawkesKernelPowerLaw)
 from .hawkes_kernel import HawkesKernel
 
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_sum_exp.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_sum_exp.py
index 215b5f3ca..825736576 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_sum_exp.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_sum_exp.py
@@ -2,7 +2,7 @@
 
 import numpy as np
 
-from tick.hawkes.simulation.build.hawkes_simulation import (
+from tick.tick_cpp import (
     HawkesKernelSumExp as _HawkesKernelSumExp)
 from . import HawkesKernelExp
 from .hawkes_kernel import HawkesKernel
diff --git a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_time_func.py b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_time_func.py
index 1482c0f35..97a041afe 100644
--- a/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_time_func.py
+++ b/tick/hawkes/simulation/hawkes_kernels/hawkes_kernel_time_func.py
@@ -1,6 +1,6 @@
 # License: BSD 3 clause
 
-from tick.hawkes.simulation.build.hawkes_simulation import (
+from tick.tick_cpp import (
     HawkesKernelTimeFunc as _HawkesKernelTimeFunc)
 from .hawkes_kernel import HawkesKernel
 
diff --git a/tick/hawkes/simulation/simu_hawkes.py b/tick/hawkes/simulation/simu_hawkes.py
index 5a50e4ba2..53e9e7829 100644
--- a/tick/hawkes/simulation/simu_hawkes.py
+++ b/tick/hawkes/simulation/simu_hawkes.py
@@ -8,7 +8,7 @@
 
 from tick.base import TimeFunction
 from tick.hawkes.simulation.base import SimuPointProcess
-from tick.hawkes.simulation.build.hawkes_simulation import Hawkes as _Hawkes
+from tick.tick_cpp import Hawkes as _Hawkes
 from .hawkes_kernels import HawkesKernel0
 
 
diff --git a/tick/hawkes/simulation/simu_inhomogeneous_poisson.py b/tick/hawkes/simulation/simu_inhomogeneous_poisson.py
index 1dc4be6f0..f84e05b2c 100644
--- a/tick/hawkes/simulation/simu_inhomogeneous_poisson.py
+++ b/tick/hawkes/simulation/simu_inhomogeneous_poisson.py
@@ -4,7 +4,7 @@
 
 from tick.base import TimeFunction
 from tick.hawkes.simulation.base import SimuPointProcess
-from tick.hawkes.simulation.build.hawkes_simulation import (
+from tick.tick_cpp import (
     InhomogeneousPoisson as _InhomogeneousPoisson)
 
 
diff --git a/tick/hawkes/simulation/simu_poisson_process.py b/tick/hawkes/simulation/simu_poisson_process.py
index b65d0d2ed..ec4d58e4d 100644
--- a/tick/hawkes/simulation/simu_poisson_process.py
+++ b/tick/hawkes/simulation/simu_poisson_process.py
@@ -3,7 +3,7 @@
 import numpy as np
 
 from tick.hawkes.simulation.base import SimuPointProcess
-from tick.hawkes.simulation.build.hawkes_simulation import Poisson as _Poisson
+from tick.tick_cpp import Poisson as _Poisson
 
 
 class SimuPoissonProcess(SimuPointProcess):
diff --git a/tick/linear_model/__init__.py b/tick/linear_model/__init__.py
index dedb5fa9b..3ea015f33 100644
--- a/tick/linear_model/__init__.py
+++ b/tick/linear_model/__init__.py
@@ -1,7 +1,6 @@
 # License: BSD 3 clause
 
 import tick.base
-import tick.base_model.build.base_model
 
 from .linear_regression import LinearRegression
 from .logistic_regression import LogisticRegression
diff --git a/tick/linear_model/build/__init__.py b/tick/linear_model/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/linear_model/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/linear_model/model_hinge.py b/tick/linear_model/model_hinge.py
index a3e528b26..2b9e1d9c2 100644
--- a/tick/linear_model/model_hinge.py
+++ b/tick/linear_model/model_hinge.py
@@ -2,8 +2,8 @@
 
 import numpy as np
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder
-from .build.linear_model import ModelHingeDouble as _ModelHingeDouble
-from .build.linear_model import ModelHingeFloat as _ModelHingeFloat
+from tick.tick_cpp import ModelHingeDouble as _ModelHingeDouble
+from tick.tick_cpp import ModelHingeFloat as _ModelHingeFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/linear_model/model_linreg.py b/tick/linear_model/model_linreg.py
index a38fdd033..4bb9876d6 100644
--- a/tick/linear_model/model_linreg.py
+++ b/tick/linear_model/model_linreg.py
@@ -6,8 +6,8 @@
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelLipschitz
 
-from .build.linear_model import ModelLinRegDouble as _ModelLinRegDouble
-from .build.linear_model import ModelLinRegFloat as _ModelLinRegFloat
+from tick.tick_cpp import ModelLinRegDouble as _ModelLinRegDouble
+from tick.tick_cpp import ModelLinRegFloat as _ModelLinRegFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/linear_model/model_logreg.py b/tick/linear_model/model_logreg.py
index 3faba1981..8f3523134 100644
--- a/tick/linear_model/model_logreg.py
+++ b/tick/linear_model/model_logreg.py
@@ -5,8 +5,8 @@
 
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelLipschitz
-from .build.linear_model import ModelLogRegDouble as _ModelLogRegDouble
-from .build.linear_model import ModelLogRegFloat as _ModelLogRegFloat
+from tick.tick_cpp import ModelLogRegDouble as _ModelLogRegDouble
+from tick.tick_cpp import ModelLogRegFloat as _ModelLogRegFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/linear_model/model_poisreg.py b/tick/linear_model/model_poisreg.py
index 166821547..2542abae2 100644
--- a/tick/linear_model/model_poisreg.py
+++ b/tick/linear_model/model_poisreg.py
@@ -5,10 +5,10 @@
 
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelSecondOrder, ModelSelfConcordant
-from .build.linear_model import ModelPoisRegDouble as _ModelPoisRegDouble
-from .build.linear_model import ModelPoisRegFloat as _ModelPoisRegFloat
-from .build.linear_model import LinkType_identity as identity
-from .build.linear_model import LinkType_exponential as exponential
+from tick.tick_cpp import ModelPoisRegDouble as _ModelPoisRegDouble
+from tick.tick_cpp import ModelPoisRegFloat as _ModelPoisRegFloat
+from tick.tick_cpp import LinkType_identity as identity
+from tick.tick_cpp import LinkType_exponential as exponential
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/linear_model/model_quadratic_hinge.py b/tick/linear_model/model_quadratic_hinge.py
index 8c23b3179..824b7f7b2 100644
--- a/tick/linear_model/model_quadratic_hinge.py
+++ b/tick/linear_model/model_quadratic_hinge.py
@@ -4,8 +4,8 @@
 from numpy.linalg import svd
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelLipschitz
-from .build.linear_model import ModelQuadraticHingeDouble as _ModelModelQuadraticHingeDouble
-from .build.linear_model import ModelQuadraticHingeFloat as _ModelModelQuadraticHingeFloat
+from tick.tick_cpp import ModelQuadraticHingeDouble as _ModelModelQuadraticHingeDouble
+from tick.tick_cpp import ModelQuadraticHingeFloat as _ModelModelQuadraticHingeFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/linear_model/model_smoothed_hinge.py b/tick/linear_model/model_smoothed_hinge.py
index 22904561e..e8284f20e 100644
--- a/tick/linear_model/model_smoothed_hinge.py
+++ b/tick/linear_model/model_smoothed_hinge.py
@@ -4,8 +4,8 @@
 from numpy.linalg import svd
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelLipschitz
-from .build.linear_model import ModelSmoothedHingeDouble as _ModelSmoothedHingeDouble
-from .build.linear_model import ModelSmoothedHingeFloat as _ModelSmoothedHingeFloat
+from tick.tick_cpp import ModelSmoothedHingeDouble as _ModelSmoothedHingeDouble
+from tick.tick_cpp import ModelSmoothedHingeFloat as _ModelSmoothedHingeFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/preprocessing/build/__init__.py b/tick/preprocessing/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/preprocessing/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/preprocessing/longitudinal_features_lagger.py b/tick/preprocessing/longitudinal_features_lagger.py
index 549ab7461..fd335131b 100644
--- a/tick/preprocessing/longitudinal_features_lagger.py
+++ b/tick/preprocessing/longitudinal_features_lagger.py
@@ -3,7 +3,7 @@
 import numpy as np
 import scipy.sparse as sps
 from tick.preprocessing.base import LongitudinalPreprocessor
-from .build.preprocessing import LongitudinalFeaturesLagger\
+from tick.tick_cpp import LongitudinalFeaturesLagger\
     as _LongitudinalFeaturesLagger
 from .utils import check_longitudinal_features_consistency,\
     check_censoring_consistency
diff --git a/tick/preprocessing/longitudinal_features_product.py b/tick/preprocessing/longitudinal_features_product.py
index ced0321f5..174b6abd3 100644
--- a/tick/preprocessing/longitudinal_features_product.py
+++ b/tick/preprocessing/longitudinal_features_product.py
@@ -7,7 +7,7 @@
 from scipy.special import comb
 from joblib import Parallel, delayed
 from tick.preprocessing.base import LongitudinalPreprocessor
-from .build.preprocessing import SparseLongitudinalFeaturesProduct
+from tick.tick_cpp import SparseLongitudinalFeaturesProduct
 from .utils import check_longitudinal_features_consistency
 
 
diff --git a/tick/prox/build/__init__.py b/tick/prox/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/prox/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/prox/prox_binarsity.py b/tick/prox/prox_binarsity.py
index ad7abd90d..6fcfcff92 100644
--- a/tick/prox/prox_binarsity.py
+++ b/tick/prox/prox_binarsity.py
@@ -1,8 +1,8 @@
 # License: BSD 3 clause
 
 from .base import ProxWithGroups
-from .build.prox import ProxBinarsityDouble as _ProxBinarsityDouble
-from .build.prox import ProxBinarsityFloat as _ProxBinarsityFloat
+from tick.tick_cpp import ProxBinarsityDouble as _ProxBinarsityDouble
+from tick.tick_cpp import ProxBinarsityFloat as _ProxBinarsityFloat
 
 import numpy as np
 
diff --git a/tick/prox/prox_elasticnet.py b/tick/prox/prox_elasticnet.py
index e0ded074d..fe9d3c59c 100644
--- a/tick/prox/prox_elasticnet.py
+++ b/tick/prox/prox_elasticnet.py
@@ -4,8 +4,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxElasticNetDouble as _ProxElasticNetDouble
-from .build.prox import ProxElasticNetFloat as _ProxElasticNetFloat
+from tick.tick_cpp import ProxElasticNetDouble as _ProxElasticNetDouble
+from tick.tick_cpp import ProxElasticNetFloat as _ProxElasticNetFloat
 
 __author__ = 'Maryan Morel'
 
diff --git a/tick/prox/prox_equality.py b/tick/prox/prox_equality.py
index 52c281326..cee54cb4f 100644
--- a/tick/prox/prox_equality.py
+++ b/tick/prox/prox_equality.py
@@ -6,8 +6,8 @@
 import sys
 
 from .base import Prox
-from .build.prox import ProxEqualityDouble as _ProxEqualityDouble
-from .build.prox import ProxEqualityFloat as _ProxEqualityFloat
+from tick.tick_cpp import ProxEqualityDouble as _ProxEqualityDouble
+from tick.tick_cpp import ProxEqualityFloat as _ProxEqualityFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_group_l1.py b/tick/prox/prox_group_l1.py
index 0464cde2f..a89072364 100644
--- a/tick/prox/prox_group_l1.py
+++ b/tick/prox/prox_group_l1.py
@@ -1,8 +1,8 @@
 # License: BSD 3 clause
 
 from .base import ProxWithGroups
-from .build.prox import ProxGroupL1Double as _ProxGroupL1Double
-from .build.prox import ProxGroupL1Float as _ProxGroupL1Float
+from tick.tick_cpp import ProxGroupL1Double as _ProxGroupL1Double
+from tick.tick_cpp import ProxGroupL1Float as _ProxGroupL1Float
 
 import numpy as np
 
diff --git a/tick/prox/prox_l1.py b/tick/prox/prox_l1.py
index f9b5052fc..b9ac7ea70 100644
--- a/tick/prox/prox_l1.py
+++ b/tick/prox/prox_l1.py
@@ -4,8 +4,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxL1Double as _ProxL1Double
-from .build.prox import ProxL1Float as _ProxL1Float
+from tick.tick_cpp import ProxL1Double as _ProxL1Double
+from tick.tick_cpp import ProxL1Float as _ProxL1Float
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_l1w.py b/tick/prox/prox_l1w.py
index 995da5306..acf2364eb 100644
--- a/tick/prox/prox_l1w.py
+++ b/tick/prox/prox_l1w.py
@@ -4,8 +4,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxL1wDouble as _ProxL1wDouble
-from .build.prox import ProxL1wFloat as _ProxL1wFloat
+from tick.tick_cpp import ProxL1wDouble as _ProxL1wDouble
+from tick.tick_cpp import ProxL1wFloat as _ProxL1wFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_l2.py b/tick/prox/prox_l2.py
index df397ce30..4462b6c46 100644
--- a/tick/prox/prox_l2.py
+++ b/tick/prox/prox_l2.py
@@ -2,8 +2,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxL2Double as _ProxL2Double
-from .build.prox import ProxL2Float as _ProxL2Float
+from tick.tick_cpp import ProxL2Double as _ProxL2Double
+from tick.tick_cpp import ProxL2Float as _ProxL2Float
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_l2sq.py b/tick/prox/prox_l2sq.py
index 002509557..c1eeeedcf 100644
--- a/tick/prox/prox_l2sq.py
+++ b/tick/prox/prox_l2sq.py
@@ -4,8 +4,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxL2SqDouble as _ProxL2sqDouble
-from .build.prox import ProxL2SqFloat as _ProxL2sqFloat
+from tick.tick_cpp import ProxL2SqDouble as _ProxL2sqDouble
+from tick.tick_cpp import ProxL2SqFloat as _ProxL2sqFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_multi.py b/tick/prox/prox_multi.py
index 28c30192b..6c3be9879 100644
--- a/tick/prox/prox_multi.py
+++ b/tick/prox/prox_multi.py
@@ -4,8 +4,8 @@
 
 import numpy as np
 from .base import Prox
-from .build.prox import ProxMultiDouble as _ProxMultiDouble
-from .build.prox import ProxMultiFloat as _ProxMultiFloat
+from tick.tick_cpp import ProxMultiDouble as _ProxMultiDouble
+from tick.tick_cpp import ProxMultiFloat as _ProxMultiFloat
 from tick.prox import ProxZero
 
 __author__ = 'Stephane Gaiffas'
diff --git a/tick/prox/prox_oscar.py b/tick/prox/prox_oscar.py
index 4a9e83829..919d94db3 100644
--- a/tick/prox/prox_oscar.py
+++ b/tick/prox/prox_oscar.py
@@ -5,9 +5,9 @@
 from tick.prox.base import Prox
 import numpy as np
 
-from .build.prox import ProxSortedL1Double as _ProxSortedL1Double
-from .build.prox import ProxSortedL1Float as _ProxSortedL1Float
-from .build.prox import WeightsType_bh, WeightsType_oscar
+from tick.tick_cpp import ProxSortedL1Double as _ProxSortedL1Double
+from tick.tick_cpp import ProxSortedL1Float as _ProxSortedL1Float
+from tick.tick_cpp import WeightsType_bh, WeightsType_oscar
 
 # TODO: put also the OSCAR weights
 # TODO: we should be able to put any weights we want...
diff --git a/tick/prox/prox_positive.py b/tick/prox/prox_positive.py
index 732a495d3..d711fee69 100644
--- a/tick/prox/prox_positive.py
+++ b/tick/prox/prox_positive.py
@@ -5,8 +5,8 @@
 import numpy as np
 from .base import Prox
 
-from .build.prox import ProxPositiveDouble as _ProxPositiveDouble
-from .build.prox import ProxPositiveFloat as _ProxPositiveFloat
+from tick.tick_cpp import ProxPositiveDouble as _ProxPositiveDouble
+from tick.tick_cpp import ProxPositiveFloat as _ProxPositiveFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_slope.py b/tick/prox/prox_slope.py
index 28ad3a789..5d2bc3f85 100644
--- a/tick/prox/prox_slope.py
+++ b/tick/prox/prox_slope.py
@@ -3,8 +3,8 @@
 from tick.prox.base import Prox
 import numpy as np
 
-from .build.prox import ProxSlopeDouble as _ProxSlopeDouble
-from .build.prox import ProxSlopeFloat as _ProxSlopeFloat
+from tick.tick_cpp import ProxSlopeDouble as _ProxSlopeDouble
+from tick.tick_cpp import ProxSlopeFloat as _ProxSlopeFloat
 
 dtype_map = {
     np.dtype("float64"): _ProxSlopeDouble,
diff --git a/tick/prox/prox_tv.py b/tick/prox/prox_tv.py
index 25bf39dd8..5f2f2891f 100644
--- a/tick/prox/prox_tv.py
+++ b/tick/prox/prox_tv.py
@@ -5,8 +5,8 @@
 import numpy as np
 from .base import Prox
 
-from .build.prox import ProxTVDouble as _ProxTVDouble
-from .build.prox import ProxTVFloat as _ProxTVFloat
+from tick.tick_cpp import ProxTVDouble as _ProxTVDouble
+from tick.tick_cpp import ProxTVFloat as _ProxTVFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/prox/prox_zero.py b/tick/prox/prox_zero.py
index 4abf722e7..c46774c04 100644
--- a/tick/prox/prox_zero.py
+++ b/tick/prox/prox_zero.py
@@ -5,8 +5,8 @@
 import numpy as np
 from .base import Prox
 
-from .build.prox import ProxZeroDouble as _ProxZeroDouble
-from .build.prox import ProxZeroFloat as _ProxZeroFloat
+from tick.tick_cpp import ProxZeroDouble as _ProxZeroDouble
+from tick.tick_cpp import ProxZeroFloat as _ProxZeroFloat
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/random/__init__.py b/tick/random/__init__.py
index 72efa4308..8c50e721f 100644
--- a/tick/random/__init__.py
+++ b/tick/random/__init__.py
@@ -1,4 +1,4 @@
 # License: BSD 3 clause
 
-import tick.array
-from .build.crandom import *
+from tick.tick_cpp import (test_uniform, test_gaussian, test_poisson,
+    test_exponential, test_uniform_int, test_discrete, test_uniform_threaded)
diff --git a/tick/random/build/__init__.py b/tick/random/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/random/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/random/tests/qqplots.py b/tick/random/tests/qqplots.py
index 842308741..1b4541069 100644
--- a/tick/random/tests/qqplots.py
+++ b/tick/random/tests/qqplots.py
@@ -1,11 +1,17 @@
 import numpy as np
 from scipy import stats
-import statsmodels.api as sm
 from matplotlib import pyplot as plt
 from tick.random import test_uniform, test_gaussian, test_poisson, \
     test_exponential, test_uniform_int, test_discrete, test_uniform_threaded
 
 
+import sys
+try:
+    import statsmodels.api as sm
+except ImportError:
+    print("statsmodels module not found, skipping")
+
+
 class QQplot:
     def __init__(self,
                  test_seed: int = 12099,
@@ -60,6 +66,10 @@ def exponential(self):
 
 
 def main():
+    try:
+        import statsmodels.api as sm
+    except ImportError:
+        return
     qqplot = QQplot()
     qqplot.poisson()
     qqplot.uniform()
diff --git a/tick/robust/__init__.py b/tick/robust/__init__.py
index f6797618f..dc0e82a7c 100644
--- a/tick/robust/__init__.py
+++ b/tick/robust/__init__.py
@@ -1,8 +1,6 @@
 # License: BSD 3 clause
 
 import tick.base
-import tick.base_model.build.base_model
-import tick.linear_model.build.linear_model
 
 from .robust_linear_regression import RobustLinearRegression
 
diff --git a/tick/robust/build/__init__.py b/tick/robust/build/__init__.py
deleted file mode 100644
index cd1b0219e..000000000
--- a/tick/robust/build/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-
-from tick.base.opsys import add_to_path_if_windows
-
-add_to_path_if_windows(__file__)
diff --git a/tick/robust/model_absolute_regression.py b/tick/robust/model_absolute_regression.py
index aa6c4e029..9bba60c0a 100644
--- a/tick/robust/model_absolute_regression.py
+++ b/tick/robust/model_absolute_regression.py
@@ -2,7 +2,7 @@
 
 import numpy as np
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder
-from .build.robust import ModelAbsoluteRegressionDouble as _ModelAbsoluteRegression
+from tick.tick_cpp import ModelAbsoluteRegressionDouble as _ModelAbsoluteRegression
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/robust/model_epsilon_insensitive.py b/tick/robust/model_epsilon_insensitive.py
index 75d789062..0215d4e57 100644
--- a/tick/robust/model_epsilon_insensitive.py
+++ b/tick/robust/model_epsilon_insensitive.py
@@ -2,7 +2,7 @@
 
 import numpy as np
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder
-from .build.robust import ModelEpsilonInsensitiveDouble as _ModelEpsilonInsensitive
+from tick.tick_cpp import ModelEpsilonInsensitiveDouble as _ModelEpsilonInsensitive
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/robust/model_huber.py b/tick/robust/model_huber.py
index 7ed6f4284..3c193802c 100644
--- a/tick/robust/model_huber.py
+++ b/tick/robust/model_huber.py
@@ -3,7 +3,7 @@
 import numpy as np
 from numpy.linalg import svd
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, ModelLipschitz
-from .build.robust import ModelHuberDouble as _ModelHuber
+from tick.tick_cpp import ModelHuberDouble as _ModelHuber
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/robust/model_linreg_with_intercepts.py b/tick/robust/model_linreg_with_intercepts.py
index e4ce89662..37fa18d2d 100644
--- a/tick/robust/model_linreg_with_intercepts.py
+++ b/tick/robust/model_linreg_with_intercepts.py
@@ -5,7 +5,7 @@
 
 from tick.base_model import ModelFirstOrder, ModelLipschitz
 from .base import ModelGeneralizedLinearWithIntercepts
-from .build.robust import \
+from tick.tick_cpp import \
     ModelLinRegWithInterceptsDouble as _ModelLinRegWithIntercepts
 
 __author__ = 'Stephane Gaiffas'
diff --git a/tick/robust/model_modified_huber.py b/tick/robust/model_modified_huber.py
index 3c7f2c83e..df2275673 100644
--- a/tick/robust/model_modified_huber.py
+++ b/tick/robust/model_modified_huber.py
@@ -4,7 +4,7 @@
 from numpy.linalg import svd
 from tick.base_model import ModelGeneralizedLinear, ModelFirstOrder, \
     ModelLipschitz
-from .build.robust import ModelModifiedHuberDouble as _ModelModifiedHuber
+from tick.tick_cpp import ModelModifiedHuberDouble as _ModelModifiedHuber
 
 __author__ = 'Stephane Gaiffas'
 
diff --git a/tick/solver/__init__.py b/tick/solver/__init__.py
index 7862bd37e..f6bb108e5 100644
--- a/tick/solver/__init__.py
+++ b/tick/solver/__init__.py
@@ -1,8 +1,8 @@
 # License: BSD 3 clause
 
 import tick.base
-import tick.linear_model.build.linear_model
-import tick.robust.build.robust
+
+
 
 from .gd import GD
 from .agd import AGD
diff --git a/tick/solver/adagrad.py b/tick/solver/adagrad.py
index a5108ec7c..a82615a67 100644
--- a/tick/solver/adagrad.py
+++ b/tick/solver/adagrad.py
@@ -3,8 +3,8 @@
 import numpy as np
 
 from .base import SolverFirstOrderSto
-from .build.solver import AdaGradDouble as _AdaGradDouble
-from .build.solver import AdaGradFloat as _AdaGradFloat
+from tick.tick_cpp import AdaGradDouble as _AdaGradDouble
+from tick.tick_cpp import AdaGradFloat as _AdaGradFloat
 
 __author__ = "Søren Vinther Poulsen"
 
diff --git a/tick/solver/base/sto.py b/tick/solver/base/sto.py
index 5e9b4989c..29b32a1c9 100644
--- a/tick/solver/base/sto.py
+++ b/tick/solver/base/sto.py
@@ -6,8 +6,8 @@
 from tick.base_model import Model
 from tick.prox.base import Prox
 
-from ..build.solver import RandType_perm as perm
-from ..build.solver import RandType_unif as unif
+from tick.tick_cpp import RandType_perm as perm
+from tick.tick_cpp import RandType_unif as unif
 
 
 class SolverSto(Base):
diff --git a/tick/solver/build/__init__.py b/tick/solver/build/__init__.py
deleted file mode 100644
index ecd9b515e..000000000
--- a/tick/solver/build/__init__.py
+++ /dev/null
@@ -1,23 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-#  As observed here both "base_model" and "linear_model" are required
-
-from tick.base.opsys import add_to_path_if_windows
-
-
-def required():
-    import os, sys
-    root = os.path.dirname(os.path.realpath(os.path.join(__file__, "../..")))
-
-    deps = ["base_model", "linear_model", "robust"]
-
-    for dep in deps:
-        if "tick." + dep + ".build" not in sys.modules:
-            p = os.path.realpath(os.path.join(root, dep + "/build"))
-            os.environ["PATH"] = p + os.pathsep + os.environ["PATH"]
-
-
-add_to_path_if_windows(__file__, [required])
diff --git a/tick/solver/saga.py b/tick/solver/saga.py
index 6477456a4..19bb1f677 100644
--- a/tick/solver/saga.py
+++ b/tick/solver/saga.py
@@ -7,15 +7,15 @@
 from tick.base_model import ModelGeneralizedLinear
 from tick.solver.base import SolverFirstOrderSto, SolverSto
 
-from tick.solver.build.solver import SAGADouble as _SAGADouble
-from tick.solver.build.solver import SAGAFloat as _SAGAFloat
+from tick.tick_cpp import SAGADouble as _SAGADouble
+from tick.tick_cpp import SAGAFloat as _SAGAFloat
 dtype_class_mapper = {
     np.dtype('float32'): _SAGAFloat,
     np.dtype('float64'): _SAGADouble
 }
 
-from tick.solver.build.solver import AtomicSAGADouble as _ASAGADouble
-from tick.solver.build.solver import AtomicSAGAFloat as _ASAGAFloat
+from tick.tick_cpp import AtomicSAGADouble as _ASAGADouble
+from tick.tick_cpp import AtomicSAGAFloat as _ASAGAFloat
 dtype_atomic_mapper = {
     np.dtype('float32'): _ASAGAFloat,
     np.dtype('float64'): _ASAGADouble
diff --git a/tick/solver/sdca.py b/tick/solver/sdca.py
index ea55f218c..221b7a4a8 100644
--- a/tick/solver/sdca.py
+++ b/tick/solver/sdca.py
@@ -2,8 +2,8 @@
 
 from .base import SolverFirstOrderSto
 
-from .build.solver import SDCADouble as _SDCADouble
-from .build.solver import SDCAFloat as _SDCAFloat
+from tick.tick_cpp import SDCADouble as _SDCADouble
+from tick.tick_cpp import SDCAFloat as _SDCAFloat
 
 import numpy as np
 
diff --git a/tick/solver/sgd.py b/tick/solver/sgd.py
index 0af296429..ff653a32d 100644
--- a/tick/solver/sgd.py
+++ b/tick/solver/sgd.py
@@ -3,8 +3,8 @@
 import numpy as np
 
 from .base import SolverFirstOrderSto
-from .build.solver import SGDDouble as _SGDDouble
-from .build.solver import SGDFloat as _SGDFloat
+from tick.tick_cpp import SGDDouble as _SGDDouble
+from tick.tick_cpp import SGDFloat as _SGDFloat
 
 __author__ = "Stephane Gaiffas"
 
diff --git a/tick/solver/svrg.py b/tick/solver/svrg.py
index 68c7cd527..76e7eed2d 100644
--- a/tick/solver/svrg.py
+++ b/tick/solver/svrg.py
@@ -6,16 +6,16 @@
 from tick.base_model import Model
 from .base import SolverFirstOrderSto
 
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Last
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Average
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Random
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Last
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Average
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Random
 
-from tick.solver.build.solver import SVRG_StepType_Fixed
-from tick.solver.build.solver import SVRG_StepType_BarzilaiBorwein
+from tick.tick_cpp import SVRG_StepType_Fixed
+from tick.tick_cpp import SVRG_StepType_BarzilaiBorwein
 
-from .build.solver import SVRGDouble as _SVRGDouble
-from .build.solver import SVRGFloat as _SVRGFloat
-from .build.solver import MultiSVRGDouble as MultiSVRG, SVRGDoublePtrVector
+from tick.tick_cpp import SVRGDouble as _SVRGDouble
+from tick.tick_cpp import SVRGFloat as _SVRGFloat
+from tick.tick_cpp import MultiSVRGDouble as MultiSVRG, SVRGDoublePtrVector
 
 __author__ = "Stephane Gaiffas"
 
diff --git a/tick/solver/tests/saga_test.py b/tick/solver/tests/saga_test.py
index bb06d93ef..af5e30d57 100644
--- a/tick/solver/tests/saga_test.py
+++ b/tick/solver/tests/saga_test.py
@@ -6,7 +6,7 @@
 from tick.prox import ProxElasticNet
 from tick.solver import SAGA
 from tick.solver.tests import TestSolver
-from tick.solver.build.solver import SAGADouble as _SAGA
+from tick.tick_cpp import SAGADouble as _SAGA
 from tick.linear_model import ModelLogReg, SimuLogReg
 from tick.survival import SimuCoxReg, ModelCoxRegPartialLik
 from tick.simulation import weights_sparse_gauss
diff --git a/tick/solver/tests/svrg_test.py b/tick/solver/tests/svrg_test.py
index 615489667..8421798f3 100644
--- a/tick/solver/tests/svrg_test.py
+++ b/tick/solver/tests/svrg_test.py
@@ -16,12 +16,12 @@
 from tick.solver import SVRG
 from tick.solver.tests import TestSolver
 
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Last
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Average
-from tick.solver.build.solver import SVRG_VarianceReductionMethod_Random
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Last
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Average
+from tick.tick_cpp import SVRG_VarianceReductionMethod_Random
 
-from tick.solver.build.solver import SVRG_StepType_Fixed
-from tick.solver.build.solver import SVRG_StepType_BarzilaiBorwein
+from tick.tick_cpp import SVRG_StepType_Fixed
+from tick.tick_cpp import SVRG_StepType_BarzilaiBorwein
 
 from tick.simulation import weights_sparse_gauss
 
@@ -247,7 +247,7 @@ def test_dense_and_sparse_match(self):
                 solver_sparse.solve()
                 solver_dense.solve()
                 places = 7
-                if self.dtype is "float32":
+                if self.dtype == "float32":
                     places = 3
                 np.testing.assert_array_almost_equal(solver_sparse.solution,
                                                      solver_dense.solution,
diff --git a/tick/survival/__init__.py b/tick/survival/__init__.py
index 68c11a039..04318bdf7 100644
--- a/tick/survival/__init__.py
+++ b/tick/survival/__init__.py
@@ -1,7 +1,7 @@
 # License: BSD 3 clause
 
 import tick.base
-import tick.base_model.build.base_model
+
 
 from .cox_regression import CoxRegression
 
diff --git a/tick/survival/build/__init__.py b/tick/survival/build/__init__.py
deleted file mode 100644
index 29f51d054..000000000
--- a/tick/survival/build/__init__.py
+++ /dev/null
@@ -1,21 +0,0 @@
-# License: BSD 3 clause
-
-# Templating update - 19/02/2018
-#  Importing DLLs has gotten a bit strange and now requires
-#  updating the path for DLLs to be found before hand
-#  As observed here both "base_model" and "linear_model" are required
-
-from tick.base.opsys import add_to_path_if_windows
-
-def required():
-    import os, sys
-    root = os.path.dirname(os.path.realpath(os.path.join(__file__, "../..")))
-
-    deps = ["base_model", "linear_model", "solver"]
-
-    for dep in deps:
-        if "tick." + dep + ".build" not in sys.modules:
-            p = os.path.realpath(os.path.join(root, dep + "/build"))
-            os.environ["PATH"] = p + os.pathsep + os.environ["PATH"]
-
-add_to_path_if_windows(__file__, [required])
diff --git a/tick/survival/model_coxreg_partial_lik.py b/tick/survival/model_coxreg_partial_lik.py
index 1b7ff5dd3..b2e5a8e63 100644
--- a/tick/survival/model_coxreg_partial_lik.py
+++ b/tick/survival/model_coxreg_partial_lik.py
@@ -4,10 +4,8 @@
 
 from tick.base_model import Model, ModelFirstOrder
 from tick.preprocessing.utils import safe_array
-from .build.survival import ModelCoxRegPartialLikDouble \
-    as _ModelCoxRegPartialLik_d
-from .build.survival import ModelCoxRegPartialLikFloat \
-    as _ModelCoxRegPartialLik_f
+from tick.tick_cpp import ModelCoxRegPartialLikDouble as _ModelCoxRegPartialLik_d
+from tick.tick_cpp import ModelCoxRegPartialLikFloat as _ModelCoxRegPartialLik_f
 
 dtype_class_mapper = {
     np.dtype('float32'): _ModelCoxRegPartialLik_f,
diff --git a/tick/survival/model_sccs.py b/tick/survival/model_sccs.py
index c2ba34f7d..caddb1dea 100644
--- a/tick/survival/model_sccs.py
+++ b/tick/survival/model_sccs.py
@@ -2,7 +2,7 @@
 
 import numpy as np
 from tick.base_model import ModelFirstOrder, ModelLipschitz
-from .build.survival import ModelSCCS as _ModelSCCS
+from tick.tick_cpp import ModelSCCS as _ModelSCCS
 from tick.preprocessing.utils import check_longitudinal_features_consistency, \
     check_censoring_consistency
 
diff --git a/tick/tick_cpp/.gitignore b/tick/tick_cpp/.gitignore
new file mode 100644
index 000000000..9d6e0df1d
--- /dev/null
+++ b/tick/tick_cpp/.gitignore
@@ -0,0 +1 @@
+tick_cpp.py
\ No newline at end of file
diff --git a/tick/tick_cpp/__init__.py b/tick/tick_cpp/__init__.py
new file mode 100644
index 000000000..1afc1a5d7
--- /dev/null
+++ b/tick/tick_cpp/__init__.py
@@ -0,0 +1 @@
+from .tick_cpp import *