old_contents: """setup.py"""
  from setuptools import setup  # type: ignore
  
  with open("README.md") as f:
      README = f.read()
  
  setup(
      author="Beau Barker",
      author_email="beau@explodinglabs.com",
      classifiers=[
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Programming Language :: Python :: 3.8",
          "Programming Language :: Python :: 3.9",
          "Programming Language :: Python :: 3.10",
      ],
      description="Send JSON-RPC requests",
      include_package_data=True,
      install_requires=["jsonschema<4"],
      license="MIT",
      long_description=README,
      long_description_content_type="text/markdown",
      name="jsonrpcclient",
      # Be PEP 561 compliant
      # https://mypy.readthedocs.io/en/stable/installed_packages.html#making-pep-561-compatible-packages
      package_data={"jsonrpcclient": ["response-schema.json", "py.typed"]},
      zip_safe=False,
      packages=["jsonrpcclient"],
      url="https://github.com/explodinglabs/jsonrpcclient",
      version="4.0.0-dev3",
  )
  
new_contents: """setup.py"""
  from setuptools import setup  # type: ignore
  
  with open("README.md") as f:
      README = f.read()
  
  setup(
      author="Beau Barker",
      author_email="beau@explodinglabs.com",
      classifiers=[
          "Programming Language :: Python :: 3.6",
          "Programming Language :: Python :: 3.7",
          "Programming Language :: Python :: 3.8",
          "Programming Language :: Python :: 3.9",
          "Programming Language :: Python :: 3.10",
      ],
      description="Send JSON-RPC requests",
      include_package_data=True,
      install_requires=["jsonschema<4"],
      license="MIT",
      long_description=README,
      long_description_content_type="text/markdown",
      name="jsonrpcclient",
      # Be PEP 561 compliant
      # https://mypy.readthedocs.io/en/stable/installed_packages.html#making-pep-561-compatible-packages
      package_data={"jsonrpcclient": ["response-schema.json", "py.typed"]},
      zip_safe=False,
      packages=["jsonrpcclient"],
      url="https://github.com/explodinglabs/jsonrpcclient",
      version="4.0.0-dev4",
  )
  
subject: Prepare dev4 (#182)