old_contents: from distutils.core import setup, Extension, Command
  
  
  class TestCommand(Command):
      user_options = []
      description = "Run all tests"
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          from subprocess import call
          call(['python', '-m', 'fastecdsa.test'])
  
  
  curvemath = Extension(
      'fastecdsa.curvemath',
      include_dirs=['src/'],
      libraries=['gmp'],
      sources=['src/curveMath.c', 'src/curve.c', 'src/point.c', 'src/binaryField.c'],
      extra_compile_args=['-O2']
  )
  
  _ecdsa = Extension(
      'fastecdsa._ecdsa',
      include_dirs=['src/'],
      libraries=['gmp'],
      sources=['src/_ecdsa.c', 'src/curveMath.c', 'src/curve.c', 'src/point.c', 'src/binaryField.c'],
      extra_compile_args=['-O2']
  )
  
  setup(
      name='fastecdsa',
      version='1.4.1',
      author='Anton Kueltz',
      author_email='kueltz.anton@gmail.com',
      license='CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
      keywords='elliptic curve cryptography ecdsa ecc',
      description='Fast elliptic curve digital signatures',
      long_description=''.join(open('README.rst', 'r').readlines()),
      url='https://github.com/AntonKueltz/fastecdsa',
      packages=['fastecdsa'],
      ext_modules=[curvemath, _ecdsa],
      cmdclass={'test': TestCommand},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Topic :: Security :: Cryptography',
          'License :: CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 3',
      ],
  )
  
new_contents: from distutils.core import setup, Extension, Command
  
  
  class TestCommand(Command):
      user_options = []
      description = "Run all tests"
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          from subprocess import call
          call(['python', '-m', 'fastecdsa.test'])
  
  
  curvemath = Extension(
      'fastecdsa.curvemath',
      include_dirs=['src/'],
      libraries=['gmp'],
      sources=['src/curveMath.c', 'src/curve.c', 'src/point.c'],
      extra_compile_args=['-O2']
  )
  
  _ecdsa = Extension(
      'fastecdsa._ecdsa',
      include_dirs=['src/'],
      libraries=['gmp'],
      sources=['src/_ecdsa.c', 'src/curveMath.c', 'src/curve.c', 'src/point.c'],
      extra_compile_args=['-O2']
  )
  
  setup(
      name='fastecdsa',
      version='1.4.1',
      author='Anton Kueltz',
      author_email='kueltz.anton@gmail.com',
      license='CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
      keywords='elliptic curve cryptography ecdsa ecc',
      description='Fast elliptic curve digital signatures',
      long_description=''.join(open('README.rst', 'r').readlines()),
      url='https://github.com/AntonKueltz/fastecdsa',
      packages=['fastecdsa'],
      ext_modules=[curvemath, _ecdsa],
      cmdclass={'test': TestCommand},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Topic :: Security :: Cryptography',
          'License :: CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 3',
      ],
  )
  
subject: Update setup.py