old_contents: #!/usr/bin/env python
  from setuptools import setup
  
  packages = ["cxroots", "cxroots.tests", "cxroots.contours"]
  
  # get the version, this will assign __version__
  with open("cxroots/version.py") as f:
      exec(f.read())  # nosec
  
  # read the README_pip.rst
  try:
      with open("README.rst") as file:
          long_description = file.read()
  except IOError:
      long_description = None
  
  setup(
      name="cxroots",
      version=__version__,  # noqa
      description="Find all the roots (zeros) of a complex analytic function within a "
      "given contour in the complex plane.",
      long_description=long_description,
      author="Robert Parini",
      author_email="robert.parini@gmail.com",
      url="https://rparini.github.io/cxroots/",
      license="BSD-3-Clause",
      data_files=[("", ["LICENSE"])],
      packages=packages,
      package_data={"cxroots": ["py.typed"]},
      zip_safe=False,  # prevent cxroots from installing as a .egg zip file
      platforms=["all"],
      python_requires=">=3.8",
      setup_requires=["pytest-runner"],
      install_requires=[
          "numpy",
          "scipy",
          "numpydoc",
          "mpmath",
          "numdifftools>=0.9.39",
          "rich",
      ],
      tests_require=["pytest"],
      extras_require={"plot": ["matplotlib"]},
      keywords="roots zeros complex analytic functions",
      classifiers=[
          "Development Status :: 4 - Beta",
          "Intended Audience :: Science/Research",
          "Topic :: Scientific/Engineering :: Mathematics",
          "License :: OSI Approved :: BSD License",
          "Programming Language :: Python :: 3 :: Only",
      ],
  )
  
new_contents: #!/usr/bin/env python
  from setuptools import setup
  
  packages = ["cxroots", "cxroots.tests", "cxroots.contours"]
  
  # get the version, this will assign __version__
  with open("cxroots/version.py") as f:
      exec(f.read())  # nosec
  
  # read the README_pip.rst
  try:
      with open("README.rst") as file:
          long_description = file.read()
  except IOError:
      long_description = None
  
  setup(
      name="cxroots",
      version=__version__,  # noqa
      description="Find all the roots (zeros) of a complex analytic function within a "
      "given contour in the complex plane.",
      long_description=long_description,
      author="Robert Parini",
      author_email="robert.parini@gmail.com",
      url="https://rparini.github.io/cxroots/",
      license="BSD-3-Clause",
      data_files=[("", ["LICENSE"])],
      packages=packages,
      package_data={"cxroots": ["py.typed"]},
      zip_safe=False,  # prevent cxroots from installing as a .egg zip file
      platforms=["all"],
      python_requires=">=3.8",
      setup_requires=["pytest-runner"],
      install_requires=[
          "numpy",
          "scipy",
          "numpydoc",
          "mpmath",
          "numdifftools>=0.9.39",
          "rich",
      ],
      tests_require=["pytest"],
      extras_require={"plot": ["matplotlib"]},
      keywords="roots zeros complex analytic functions",
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Science/Research",
          "Topic :: Scientific/Engineering :: Mathematics",
          "License :: OSI Approved :: BSD License",
          "Programming Language :: Python :: 3 :: Only",
      ],
  )
  
subject: Change classifier to "Production/Stable"