old_contents: from sys import version_info
  
  from setuptools import find_packages, setup
  
  
  def get_version():
      # type: () -> str
      '''
      Retrieves the version information for this package.
      '''
      filename = 'puresnmp/version.py'
  
      with open(filename) as fptr:
          # pylint: disable=invalid-name, exec-used
          obj = compile(fptr.read(), filename, 'single')
          data = {}  # type: ignore
          exec(obj, data)
      return data['VERSION']
  
  
  VERSION = get_version()
  DEPENDENCIES = [
      'verlib'
  ]
  if version_info < (3, 5):
      DEPENDENCIES.append('typing')
  if version_info < (3, 3):
      DEPENDENCIES.append('ipaddress')
      DEPENDENCIES.append('mock')
  
  setup(
      name="puresnmp",
      version=VERSION,
      description="Pure Python SNMP implementation",
      long_description=open("README.rst").read(),
      author="Michel Albert",
      author_email="michel@albert.lu",
      provides=['puresnmp'],
      license="MIT",
      include_package_data=True,
      install_requires=DEPENDENCIES,
      extras_require={
          'dev': [],
          'test': ['pytest-xdist', 'pytest', 'pytest-coverage']
      },
      packages=find_packages(exclude=["tests.*", "tests", "docs"]),
      url="https://github.com/exhuma/puresnmp",
      keywords="networking snmp",
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Intended Audience :: System Administrators',
          'License :: OSI Approved :: MIT License',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3 :: Only',
          'Topic :: System :: Networking',
          'Topic :: System :: Networking :: Monitoring',
          'Topic :: System :: Systems Administration',
      ]
  )
  
new_contents: from sys import version_info
  
  from setuptools import find_packages, setup
  
  
  def get_version():
      # type: () -> str
      '''
      Retrieves the version information for this package.
      '''
      filename = 'puresnmp/version.py'
  
      with open(filename) as fptr:
          # pylint: disable=invalid-name, exec-used
          obj = compile(fptr.read(), filename, 'single')
          data = {}  # type: ignore
          exec(obj, data)
      return data['VERSION']
  
  
  VERSION = get_version()
  DEPENDENCIES = [
      'verlib'
  ]
  if version_info < (3, 5):
      DEPENDENCIES.append('typing')
  if version_info < (3, 3):
      DEPENDENCIES.append('ipaddress')
      DEPENDENCIES.append('mock')
  
  setup(
      name="puresnmp",
      version=VERSION,
      description="Pure Python SNMP implementation",
      long_description=open("README.rst").read(),
      author="Michel Albert",
      author_email="michel@albert.lu",
      provides=['puresnmp'],
      license="MIT",
      include_package_data=True,
      install_requires=DEPENDENCIES,
      extras_require={
          'dev': [],
          'test': ['pytest-xdist', 'pytest', 'pytest-coverage', 'pytest-asyncio']
      },
      packages=find_packages(exclude=["tests.*", "tests", "docs"]),
      url="https://github.com/exhuma/puresnmp",
      keywords="networking snmp",
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Intended Audience :: System Administrators',
          'License :: OSI Approved :: MIT License',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3 :: Only',
          'Topic :: System :: Networking',
          'Topic :: System :: Networking :: Monitoring',
          'Topic :: System :: Systems Administration',
      ]
  )
  
subject: add pytest-asyncio as a requirement for tests