old_contents: # -*- coding: utf-8 -*-
  from setuptools import setup
  
  with open("README.md", "r", encoding="utf-8") as f:
      long_description = f.read()
  
  setup (
      name='denden_extension',
      version='1.0.0',
      author="Hideaki Muranami",
      description='Python-Markdown extention for Den-Den Markdown',
      long_description=long_description,
      long_description_content_type="text/markdown",
      url='https://github.com/muranamihdk/denden_extension',
      license='MIT',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'License :: OSI Approved :: MIT License',
          'Intended Audience :: Developers',
          'Natural Language :: Japanese',
          'Topic :: Text Processing :: Filters',
          'Topic :: Text Processing :: Markup',
          'Topic :: Text Processing :: Markup :: HTML',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      keywords='markdown denden-markdown でんでんマークダウン Japanese epub ruby',
      py_modules=['denden_extension'],
      install_requires=['markdown>=2.6'],
  )
  
  
new_contents: # -*- coding: utf-8 -*-
  from setuptools import setup
  
  with open("README.md", "r", encoding="utf-8") as f:
      long_description = f.read()
  
  setup (
      name='denden_extension',
      version='1.0.0',
      author="Hideaki Muranami",
      description='Python-Markdown extention for Den-Den Markdown',
      long_description=long_description,
      long_description_content_type="text/markdown",
      url='https://github.com/muranamihdk/denden_extension',
      license='MIT',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'License :: OSI Approved :: MIT License',
          'Operating System :: OS Independent',
          'Intended Audience :: Developers',
          'Natural Language :: Japanese',
          'Topic :: Text Processing :: Filters',
          'Topic :: Text Processing :: Markup',
          'Topic :: Text Processing :: Markup :: HTML',
          'Topic :: Text Processing :: Markup :: Markdown',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      keywords='markdown denden-markdown でんでんマークダウン Japanese epub ruby',
      py_modules=['denden_extension'],
      install_requires=['markdown>=2.6'],
  )
  
  
subject: modify classifiers in setup.py