old_contents: from distutils.core import setup
  
  
  with open('README.rst', 'r') as f:
      readme = f.read()
  
  with open('CHANGELOG.rst', 'r') as f:
      changelog = f.read()
  
  setup(
      name='mahjong',
      packages=[
          'mahjong',
          'mahjong.hand_calculating',
          'mahjong.hand_calculating.yaku_list',
          'mahjong.hand_calculating.yaku_list.yakuman',
      ],
      version='1.1.3',
      description='Mahjong hands calculation',
      long_description=readme + '\n\n' + changelog,
      author='Alexey Lisikhin',
      author_email='lisikhin@gmail.com',
      url='https://github.com/MahjongRepository/mahjong',
      data_files=[('', ['README.rst', 'CHANGELOG.rst'])],
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Environment :: Console',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
      ],
  )
  
new_contents: import setuptools
  
  from distutils.core import setup
  
  
  with open('README.rst', 'r') as f:
      readme = f.read()
  
  with open('CHANGELOG.rst', 'r') as f:
      changelog = f.read()
  
  setup(
      name='mahjong',
      packages=[
          'mahjong',
          'mahjong.hand_calculating',
          'mahjong.hand_calculating.yaku_list',
          'mahjong.hand_calculating.yaku_list.yakuman',
      ],
      version='1.1.3',
      description='Mahjong hands calculation',
      long_description=readme + '\n\n' + changelog,
      author='Alexey Lisikhin',
      author_email='lisikhin@gmail.com',
      url='https://github.com/MahjongRepository/mahjong',
      data_files=[('', ['README.rst', 'CHANGELOG.rst'])],
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Environment :: Console',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
      ],
  )
  
subject: Fix package building error