old_contents: """Setup for pip package."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  from setuptools import find_namespace_packages
  from setuptools import setup
  
  
  def _get_sonnet_version():
    with open('sonnet/__init__.py') as fp:
      for line in fp:
        if line.startswith('__version__'):
          g = {}
          exec(line, g)  # pylint: disable=exec-used
          return g['__version__']
      raise ValueError('`__version__` not defined in `sonnet/__init__.py`')
  
  
  def _parse_requirements(requirements_txt_path):
    with open(requirements_txt_path) as fp:
      return fp.read().splitlines()
  
  
  _VERSION = _get_sonnet_version()
  
  EXTRA_PACKAGES = {
      'tensorflow': ['tensorflow>=2'],
      'tensorflow with gpu': ['tensorflow-gpu>=2'],
  }
  
  setup(
      name='dm-sonnet',
      version=_VERSION,
      url='https://github.com/deepmind/sonnet',
      license='Apache 2.0',
      author='DeepMind',
      description=(
          'Sonnet is a library for building neural networks in TensorFlow.'),
      long_description=open('README.md').read(),
      author_email='sonnet-dev-os@google.com',
      # Contained modules and scripts.
      packages=find_namespace_packages(exclude=['*_test.py']),
      install_requires=_parse_requirements('requirements.txt'),
      extras_require=EXTRA_PACKAGES,
      tests_require=_parse_requirements('requirements-test.txt'),
      requires_python='>=3.6',
      include_package_data=True,
      zip_safe=False,
      # PyPI package information.
      classifiers=[
          'Development Status :: 3 - Alpha',
          'Intended Audience :: Developers',
          'Intended Audience :: Education',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: Apache Software License',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Topic :: Scientific/Engineering :: Mathematics',
          'Topic :: Software Development :: Libraries :: Python Modules',
          'Topic :: Software Development :: Libraries',
      ],
  )
  
new_contents: """Setup for pip package."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  from setuptools import find_namespace_packages
  from setuptools import setup
  
  
  def _get_sonnet_version():
    with open('sonnet/__init__.py') as fp:
      for line in fp:
        if line.startswith('__version__'):
          g = {}
          exec(line, g)  # pylint: disable=exec-used
          return g['__version__']
      raise ValueError('`__version__` not defined in `sonnet/__init__.py`')
  
  
  def _parse_requirements(requirements_txt_path):
    with open(requirements_txt_path) as fp:
      return fp.read().splitlines()
  
  
  _VERSION = _get_sonnet_version()
  
  EXTRA_PACKAGES = {
      'tensorflow': ['tensorflow>=2'],
      'tensorflow with gpu': ['tensorflow-gpu>=2'],
  }
  
  setup(
      name='dm-sonnet',
      version=_VERSION,
      url='https://github.com/deepmind/sonnet',
      license='Apache 2.0',
      author='DeepMind',
      description=(
          'Sonnet is a library for building neural networks in TensorFlow.'),
      long_description=open('README.md').read(),
      long_description_content_type='text/markdown',
      author_email='sonnet-dev-os@google.com',
      # Contained modules and scripts.
      packages=find_namespace_packages(exclude=['*_test.py']),
      install_requires=_parse_requirements('requirements.txt'),
      extras_require=EXTRA_PACKAGES,
      tests_require=_parse_requirements('requirements-test.txt'),
      requires_python='>=3.6',
      include_package_data=True,
      zip_safe=False,
      # PyPI package information.
      classifiers=[
          'Development Status :: 3 - Alpha',
          'Intended Audience :: Developers',
          'Intended Audience :: Education',
          'Intended Audience :: Science/Research',
          'License :: OSI Approved :: Apache Software License',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Topic :: Scientific/Engineering :: Mathematics',
          'Topic :: Software Development :: Libraries :: Python Modules',
          'Topic :: Software Development :: Libraries',
      ],
  )
  
subject: Set setup.py description content type to Markdown.