setup.py

from setuptools import setup
import re

requirements = []
with open('requirements.txt') as f:
    requirements = f.read().splitlines()

version = ''
with open('hanger/__init__.py') as f:
    version = re.search(r'^__version__\s*=\s*[\'"]([^\'"]*)[\'"]', f.read(), re.MULTILINE).group(1)

if not version:
    raise RuntimeError('version is not set')

readme = ''
with open('README.rst') as f:
    readme = f.read()


setup(name='Hanger',
      author='SoulSen',
      url='https://github.com/SoulSen/Hanger',
      project_urls={
        "Issue tracker": "https://github.com/SoulSen/Hanger/issues",
      },
      version=version,
      packages=['hanger', 'hanger.ext.commands'],
      license='MIT',
      description='An asynchronous API wrapper for normal Google Hangouts',
      long_description=readme,
      long_description_content_type="text/x-rst",
      include_package_data=True,
      install_requires=requirements,
      python_requires='>=3.5.3',
      classifiers=[
        'Development Status :: 5 - Production/Stable',
        'License :: OSI Approved :: MIT License',
        'Intended Audience :: Developers',
        'Natural Language :: English',
        'Operating System :: OS Independent',
        'Programming Language :: Python :: 3 :: Only',
        'Programming Language :: Python :: 3.5',
        'Programming Language :: Python :: 3.6',
        'Programming Language :: Python :: 3.7',
        'Programming Language :: Python :: 3.8',
        'Topic :: Communications :: Chat',
        'Topic :: Internet',
        'Topic :: Software Development :: Libraries',
        'Topic :: Software Development :: Libraries :: Python Modules',
        'Topic :: Utilities',
      ]
)