old_contents: #!/usr/bin/env python
  import platform
  import sys
  
  from setuptools import setup
  from setuptools_rust import RustExtension
  
  setup(
      name="rust-with-cffi",
      version="0.1.0",
      classifiers=[
          "License :: OSI Approved :: MIT License",
          "Development Status :: 3 - Alpha",
          "Intended Audience :: Developers",
          "Programming Language :: Python",
          "Programming Language :: Rust",
          "Operating System :: POSIX",
          "Operating System :: MacOS :: MacOS X",
      ],
      packages=["rust_with_cffi"],
      rust_extensions=[
          RustExtension("rust_with_cffi.rust"),
      ],
      cffi_modules=["cffi_module.py:ffi"],
      install_requires=["cffi"],
      setup_requires=["cffi"],
      include_package_data=True,
      zip_safe=False,
  )
  
new_contents: #!/usr/bin/env python
  import platform
  import sys
  
  from setuptools import setup
  from setuptools_rust import RustExtension
  
  setup(
      name="rust-with-cffi",
      version="0.1.0",
      classifiers=[
          "License :: OSI Approved :: MIT License",
          "Development Status :: 3 - Alpha",
          "Intended Audience :: Developers",
          "Programming Language :: Python",
          "Programming Language :: Rust",
          "Operating System :: POSIX",
          "Operating System :: MacOS :: MacOS X",
      ],
      packages=["rust_with_cffi"],
      rust_extensions=[
          RustExtension("rust_with_cffi.rust", py_limited_api="auto"),
      ],
      cffi_modules=["cffi_module.py:ffi"],
      install_requires=["cffi"],
      setup_requires=["cffi"],
      include_package_data=True,
      zip_safe=False,
  )
  
subject: Use py_limited_api="auto" in rust_with_cffi example