old_contents: from distutils.core import setup
  
  setup(
      name='JSON-log-formatter',
      version='0.3.1',
      license='MIT',
      packages=['json_log_formatter'],
      author='Marsel Mavletkulov',
      author_email='marselester@ya.ru',
      url='https://github.com/marselester/json-log-formatter',
      description='JSON log formatter',
      long_description=open('README.rst').read(),
      classifiers=[
          'License :: OSI Approved :: MIT License',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3',
          'Topic :: Software Development :: Libraries :: Python Modules'
      ],
  )
  
new_contents: from distutils.core import setup
  
  setup(
      name='JSON-log-formatter',
      version='0.4.0',
      license='MIT',
      packages=['json_log_formatter'],
      author='Marsel Mavletkulov',
      author_email='marselester@ya.ru',
      url='https://github.com/marselester/json-log-formatter',
      description='JSON log formatter',
      long_description=open('README.rst').read(),
      classifiers=[
          'License :: OSI Approved :: MIT License',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3',
          'Topic :: Software Development :: Libraries :: Python Modules'
      ],
  )
  
subject: Bump version to 0.4.0