setup: Refine extra config requirements

README.md

@@ -6,11 +6,10 @@
 ![License][license]
 
 A simulator for real hardware. This project provides a server able to spawn
-multiple simulated devices and serve requests concurrently
+multiple simulated devices and serve requests concurrently.
 
 This project provides only the required infrastructure to launch a server from
-a configuration file (YAML, TOML or json) and a means to register third-party device plugins through
-the python entry point mechanism.
+a configuration file (YAML, TOML or json) and a means to register third-party device plugins through the python entry point mechanism.
 
 So far, the project provides transports for TCP, UDP and serial line.
 Support for new transports (ex: USB, GPIB or SPI) is being implemented on a
@@ -20,7 +19,7 @@ PRs are welcome!
 
 ## Installation
 
-(**TL;DR**: `pip install sinstruments pyyaml toml`)
+(**TL;DR**: `pip install sinstruments[all]`)
 
 From within your favorite python environment:
 
@@ -31,13 +30,13 @@ $ pip install sinstruments
 Additionally, if you want to write YAML configuration files in YAML:
 
 ```
-$ pip install pyyaml
+$ pip install sinstruments[yaml]
 ```
 
 ...or, for TOML based configuration:
 
 ```
-$ pip install toml
+$ pip install sinstruments[toml]
 ```
 
 ## Execution

setup.py

@@ -12,7 +12,13 @@
 with open('README.md') as readme_file:
     readme = readme_file.read()
 
-requirements = [ 'gevent', 'PyYAML', 'enum34; python_version < "3.4"' ]
+requirements = ['gevent']
+
+extras = [
+    'yaml': ['PyYAML'],
+    'toml': ['toml'],
+}
+extras["all"] = list(set.union(*(set(i) for i in extras.values())))
 
 setup_requirements = ['pytest-runner', ]
 
@@ -22,7 +28,7 @@
     author="Tiago Coutinho",
     author_email='[email protected]',
     classifiers=[
-        'Development Status :: 2 - Pre-Alpha',
+        'Development Status :: 4 - Beta',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: GNU General Public License v3 (GPLv3)',
         'Natural Language :: English',
@@ -44,6 +50,7 @@
     setup_requires=setup_requirements,
     test_suite='tests',
     tests_require=test_requirements,
+    extras_require=extras,
     python_requires=">=3.5",
     url='https://github.com/tiagocoutinho/sinstruments',
     version='1.2.0',