old_contents: import sys
  from distutils.core import setup, Command
  from distutils.extension import Extension
  
  try:
      from Cython.Build import cythonize
      ext_modules = cythonize([
          Extension("cymysql.packet", ["cymysql/packet.pyx"]),
  
          Extension("cymysql.charset", ["cymysql/charset.py"]),
          Extension("cymysql.converters", ["cymysql/converters.py"]),
          Extension("cymysql.connections", ["cymysql/connections.py"]),
          Extension("cymysql.cursors", ["cymysql/cursors.py"]),
          Extension("cymysql.err", ["cymysql/err.py"]),
          Extension("cymysql.times", ["cymysql/times.py"]),
      ])
  except ImportError:
      ext_modules = None
  
  
  class TestCommand(Command):
      user_options = [ ]
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          '''
          Finds all the tests modules in tests/, and runs them.
          '''
          from cymysql import tests
          import unittest
          unittest.main(tests, argv=sys.argv[:1])
  
  cmdclass = {'test': TestCommand}
  
  version_tuple = __import__('cymysql').VERSION
  
  if version_tuple[2] is not None:
      version = "%d.%d.%s" % version_tuple
  else:
      version = "%d.%d" % version_tuple[:2]
  
  classifiers = [
      'Development Status :: 4 - Beta',
      'License :: OSI Approved :: MIT License',
      'Operating System :: OS Independent',
      'Programming Language :: Python',
      'Programming Language :: Python :: 2',
      'Programming Language :: Python :: 3',
      'Topic :: Database',
  ]
  
  setup(
      name = "cymysql",
      version = version,
      url = 'https://github.com/nakagami/CyMySQL/',
      classifiers=classifiers,
      keywords=['MySQL'],
      author = 'Yutaka Matsubara',
      author_email = 'yutaka.matsubara@gmail.com',
      maintainer = 'Hajime Nakagami',
      maintainer_email = 'nakagami@gmail.com',
      description = 'Python MySQL Driver using Cython',
      long_description=open('README.rst').read(),
      license = "MIT",
      packages = ['cymysql', 'cymysql.constants', 'cymysql.tests'],
      cmdclass = cmdclass,
      ext_modules = ext_modules,
  )
  
new_contents: import sys
  from distutils.core import setup, Command
  from distutils.extension import Extension
  
  try:
      from Cython.Build import cythonize
      ext_modules = cythonize([
              Extension("cymysql.packet", ["cymysql/packet.pyx"]),
              Extension("cymysql.charset", ["cymysql/charset.py"]),
              Extension("cymysql.converters", ["cymysql/converters.py"]),
              Extension("cymysql.connections", ["cymysql/connections.py"]),
              Extension("cymysql.cursors", ["cymysql/cursors.py"]),
              Extension("cymysql.err", ["cymysql/err.py"]),
              Extension("cymysql.times", ["cymysql/times.py"]),
          ],
          compiler_directives={'language_level': str(sys.version_info[0])},
      )
  except ImportError:
      ext_modules = None
  
  
  class TestCommand(Command):
      user_options = []
  
      def initialize_options(self):
          pass
  
      def finalize_options(self):
          pass
  
      def run(self):
          '''
          Finds all the tests modules in tests/, and runs them.
          '''
          from cymysql import tests
          import unittest
          unittest.main(tests, argv=sys.argv[:1])
  
  
  cmdclass = {'test': TestCommand}
  
  version_tuple = __import__('cymysql').VERSION
  
  if version_tuple[2] is not None:
      version = "%d.%d.%s" % version_tuple
  else:
      version = "%d.%d" % version_tuple[:2]
  
  classifiers = [
      'Development Status :: 4 - Beta',
      'License :: OSI Approved :: MIT License',
      'Operating System :: OS Independent',
      'Programming Language :: Python',
      'Programming Language :: Python :: 2',
      'Programming Language :: Python :: 3',
      'Topic :: Database',
  ]
  
  setup(
      name="cymysql",
      version=version,
      url='https://github.com/nakagami/CyMySQL/',
      classifiers=classifiers,
      keywords=['MySQL'],
      author='Yutaka Matsubara',
      author_email='yutaka.matsubara@gmail.com',
      maintainer='Hajime Nakagami',
      maintainer_email='nakagami@gmail.com',
      description='Python MySQL Driver using Cython',
      long_description=open('README.rst').read(),
      license="MIT",
      packages=['cymysql', 'cymysql.constants', 'cymysql.tests'],
      cmdclass=cmdclass,
      ext_modules=ext_modules,
  )
  
subject: add language_level