old_contents: #!/usr/bin/env python
  
  import os
  from setuptools import setup
  from distutils.extension import Extension
  from Cython.Distutils import build_ext
  
  
  def read(fname):
      return open(os.path.join(os.path.dirname(__file__), fname)).read()
  
  jq_extension = Extension(
      "jq",
      #sources=["_jq.c", "jq.pyx"],
      sources=["jq.pyx"],
      include_dirs=["../jq/"],
      libraries=["jq"],
      library_dirs=["../jq/"],
  )
  
  setup(
      name='jq',
      version='0.1.0',
      description='jq is a lightweight and flexible command-line JSON processor.',
      long_description=read("README"),
      author='Michael Williamson',
      url='http://github.com/mwilliamson/jq.py',
      cmdclass={"build_ext": build_ext},
      ext_modules = [jq_extension]
  )
  
  
new_contents: #!/usr/bin/env python
  
  import os
  from setuptools import setup
  from distutils.extension import Extension
  from Cython.Distutils import build_ext
  
  
  def read(fname):
      return open(os.path.join(os.path.dirname(__file__), fname)).read()
  
  jq_extension = Extension(
      "jq",
      sources=["jq.pyx"],
      include_dirs=["../jq/"],
      libraries=["jq"],
      library_dirs=["../jq/"],
  )
  
  setup(
      name='jq',
      version='0.1.0',
      description='jq is a lightweight and flexible command-line JSON processor.',
      long_description=read("README"),
      author='Michael Williamson',
      url='http://github.com/mwilliamson/jq.py',
      cmdclass={"build_ext": build_ext},
      ext_modules = [jq_extension]
  )
  
  
subject: Remove old sources reference in setup.py