🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

noxfile.py

@@ -36,6 +36,8 @@
 
 MYPY_VERSION = "mypy==1.10.0"
 
+MYPY_VERSION = "mypy==1.10.0"
+
 DEFAULT_PYTHON_VERSION = "3.8"
 
 UNIT_TEST_PYTHON_VERSIONS: List[str] = [
@@ -92,6 +94,13 @@
     # "mypy_samples",  # TODO: uncomment when the check passes
     # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
     # "mypy_samples",  # TODO: uncomment when the check passes
+    "mypy",
+    # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+    # "mypy_samples",  # TODO: uncomment when the check passes
+    # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+    # "mypy_samples",  # TODO: uncomment when the check passes
+    # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+    # "mypy_samples",  # TODO: uncomment when the check passes
     "docs",
     "docfx",
     "format",
@@ -219,6 +228,103 @@ def mypy_samples(session):
     )
 
 
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def mypy(session):
+    """Run type checks with mypy."""
+    session.install("-e", ".[all]")
+    session.install(MYPY_VERSION)
+
+    # Version 2.1.1 of google-api-core version is the first type-checked release.
+    # Version 2.2.0 of google-cloud-core version is the first type-checked release.
+    session.install(
+        "google-api-core[grpc]>=2.1.1",
+        "google-cloud-core>=2.2.0",
+    )
+
+    # Just install the type info directly, since "mypy --install-types" might
+    # require an additional pass.
+    # Exclude types-protobuf==4.24.0.20240106
+    # See https://github.com/python/typeshed/issues/11254
+    session.install("types-protobuf!=4.24.0.20240106", "types-setuptools")
+
+    # TODO: Only check the hand-written layer, the generated code does not pass
+    # mypy checks yet.
+    # https://github.com/googleapis/gapic-generator-python/issues/1092
+    session.run("mypy", "-p", "google.cloud")
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def mypy_samples(session):
+    """Run type checks with mypy."""
+
+    session.install("-e", ".[all]")
+
+    session.install("pytest")
+    session.install(MYPY_VERSION)
+
+    # Just install the type info directly, since "mypy --install-types" might
+    # require an additional pass.
+    session.install("types-mock", "types-protobuf", "types-setuptools")
+
+    session.run(
+        "mypy",
+        "--config-file",
+        str(CURRENT_DIRECTORY / "samples" / "snippets" / "mypy.ini"),
+        "--no-incremental",  # Required by warn-unused-configs from mypy.ini to work
+        "samples/",
+    )
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def mypy_samples(session):
+    """Run type checks with mypy."""
+
+    session.install("-e", ".[all]")
+
+    session.install("pytest")
+    session.install(MYPY_VERSION)
+
+    # Just install the type info directly, since "mypy --install-types" might
+    # require an additional pass.
+    session.install("types-mock", "types-protobuf", "types-setuptools")
+
+    session.run(
+        "mypy",
+        # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+        # "mypy_samples",  # TODO: uncomment when the check passes
+        "--config-file",
+        str(CURRENT_DIRECTORY / "samples" / "snippets" / "mypy.ini"),
+        "--no-incremental",  # Required by warn-unused-configs from mypy.ini to work
+        "samples/",
+    )
+
+
+@nox.session(python=DEFAULT_PYTHON_VERSION)
+def mypy_samples(session):
+    """Run type checks with mypy."""
+
+    session.install("-e", ".[all]")
+
+    session.install("pytest")
+    session.install(MYPY_VERSION)
+
+    # Just install the type info directly, since "mypy --install-types" might
+    # require an additional pass.
+    session.install("types-mock", "types-protobuf", "types-setuptools")
+
+    session.run(
+        "mypy",
+        # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+        # "mypy_samples",  # TODO: uncomment when the check passes
+        # https://github.com/googleapis/python-pubsub/pull/552#issuecomment-1016256936
+        # "mypy_samples",  # TODO: uncomment when the check passes
+        "--config-file",
+        str(CURRENT_DIRECTORY / "samples" / "snippets" / "mypy.ini"),
+        "--no-incremental",  # Required by warn-unused-configs from mypy.ini to work
+        "samples/",
+    )
+
+
 @nox.session(python=DEFAULT_PYTHON_VERSION)
 def lint(session):
     """Run linters.
@@ -327,7 +433,7 @@ def unit(session, protobuf_implementation):
         "py.test",
         "--quiet",
         f"--junitxml=unit_{session.python}_sponge_log.xml",
-        "--cov=google/cloud/cloud",
+        "--cov=google/cloud/cloud/cloud",
         "--cov=tests/unit",
         "--cov-append",
         "--cov-config=.coveragerc",