old_contents: from setuptools import setup
  
  setup(
      name='minitwit',
      packages=['minitwit'],
      include_package_data=True,
      install_requires=[
          'flask',
      ],
      setup_requires=[
          'pytest-runner',
      ],
      tests_require=[
          'pytest',
      ],
  )
new_contents: from setuptools import setup
  
  install_requires = [
      'flask',
  ]
  
  setup_requires=[
      'pytest-runner',
  ]
  
  tests_require = [
      'pytest',
  ]
  
  dev_require = [
  ]
  
  doc_require = [
      'sphinx',
  ]
  
  setup(
      name='minitwit',
      packages=['minitwit'],
      include_package_data=True,
      install_requires=install_requires,
      setup_requires=setup_requires,
      tests_require=tests_require,
      extras_require = {
          'dev': dev_require + tests_require + doc_require,
          'test': tests_require,
          'doc': doc_require,
      },
  )
  
subject: fix requirements