Platform specific dependencies are now handled using environment mark…

…ers as defined in PEP-508 (fixes #30)

docs/changelog.rst

@@ -1,6 +1,14 @@
 Changelog
 =========
 
+Dev
+---
+
+* Platform specific dependencies are now handled using environment markers as defined in PEP-508_ (`#30`_)
+
+.. _PEP-508: https://www.python.org/dev/peps/pep-0508/#environment-markers
+.. _#30: https://github.com/Slimmer-AI/mpire/issues/30
+
 2.3.3
 -----
 

setup.py

@@ -1,62 +1,59 @@
-import platform
-import sys
 from setuptools import find_packages, setup
 
-# For Python < 3.7 we need dataclasses. On Windows, we need pywin32 for CPU pinning
-additional_dependencies = []
-if sys.version_info[0] == 3 and sys.version_info[1] < 7:
-    additional_dependencies.append("dataclasses")
-if platform.system() == "Windows":
-    additional_dependencies.append("pywin32==225")
-
 
 def read_description():
-    with open("README.rst") as file:
+    with open('README.rst') as file:
         return file.read()
 
 
-if __name__ == "__main__":
+if __name__ == '__main__':
+    # For Python < 3.7 we need dataclasses. On Windows, we need pywin32 for CPU pinning
     setup(
-        name="mpire",
-        version="2.3.3",
-        author="Slimmer AI",
-        description="A Python package for easy multiprocessing, but faster than multiprocessing",
+        name='mpire',
+        version='2.3.3',
+        author='Slimmer AI',
+        description='A Python package for easy multiprocessing, but faster than multiprocessing',
         long_description=read_description(),
-        url="https://github.com/Slimmer-AI/mpire",
-        license="MIT",
+        url='https://github.com/Slimmer-AI/mpire',
+        license='MIT',
         packages=find_packages(),
-        scripts=["bin/mpire-dashboard"],
-        install_requires=["tqdm"] + additional_dependencies,
+        scripts=['bin/mpire-dashboard'],
+        install_requires=['dataclasses; python_version<"3.7"',
+                          'pywin32==225; platform_system=="Windows"',
+                          'tqdm'],
         include_package_data=True,
         extras_require={
-            "dashboard": ["flask"],
-            "dill": ["multiprocess"],
-            "docs": ["docutils==0.17.1",
-                     "sphinx==3.2.1",
-                     "sphinx-rtd-theme==0.5.0",
-                     "sphinx-autodoc-typehints==1.11.0",
-                     "sphinxcontrib-images==0.9.2",
-                     "sphinx-versions==1.0.1"],
-            "testing": ["multiprocess", "numpy"] + additional_dependencies
+            'dashboard': ['flask'],
+            'dill': ['multiprocess'],
+            'docs': ['docutils==0.17.1',
+                     'sphinx==3.2.1',
+                     'sphinx-rtd-theme==0.5.0',
+                     'sphinx-autodoc-typehints==1.11.0',
+                     'sphinxcontrib-images==0.9.2',
+                     'sphinx-versions==1.0.1'],
+            'testing': ['dataclasses; python_version<"3.7"',
+                        'multiprocess', 
+                        'numpy',
+                        'pywin32==225; platform_system=="Windows"']
         },
-        test_suite="tests",
-        tests_require=["multiprocess", "numpy"],
+        test_suite='tests',
+        tests_require=['multiprocess', 'numpy'],
         classifiers=[
             # Development status
-            "Development Status :: 5 - Production/Stable",
+            'Development Status :: 5 - Production/Stable',
 
             # Supported Python versions
-            "Programming Language :: Python :: 3.6",
-            "Programming Language :: Python :: 3.7",
-            "Programming Language :: Python :: 3.8",
-            "Programming Language :: Python :: 3.9",
+            'Programming Language :: Python :: 3.6',
+            'Programming Language :: Python :: 3.7',
+            'Programming Language :: Python :: 3.8',
+            'Programming Language :: Python :: 3.9',
 
             # License
-            "License :: OSI Approved :: MIT License",
+            'License :: OSI Approved :: MIT License',
 
             # Topic
-            "Topic :: Software Development",
-            "Topic :: Software Development :: Libraries",
-            "Topic :: Software Development :: Libraries :: Python Modules"
+            'Topic :: Software Development',
+            'Topic :: Software Development :: Libraries',
+            'Topic :: Software Development :: Libraries :: Python Modules'
         ]
     )