old_contents: #!/usr/bin/env python
  
  from setuptools import setup, find_packages
  
  # Version info -- read without importing
  _locals = {}
  with open("invocations/_version.py") as fp:
      exec(fp.read(), None, _locals)
  version = _locals["__version__"]
  
  requirements = [
      # Core dependency
      "invoke>=1.0,<2.0",
      # Dependencies for various subpackages.
      # NOTE: these used to be all optional (only complained about at import
      # time if missing), but that got hairy fast, and these are all
      # pure-Python packages, so it shouldn't be a huge burden for users to
      # obtain them.
      "blessings>=1.6,<2",
      "enum34>=1.1,<2",
      "releases>=1.6,<2",
      "semantic_version>=2.4,<3",
      "tabulate==0.7.5",
      "tqdm>=4.8.1",
  ]
  
  setup(
      name="invocations",
      version=version,
      description="Common/best-practice Invoke tasks and collections",
      long_description=open("README.rst").read(),
      license="BSD",
      author="Jeff Forcier",
      author_email="jeff@bitprophet.org",
      url="https://invocations.readthedocs.io",
      # Release requirements. See dev-requirements.txt for dev version reqs.
      install_requires=requirements,
      packages=find_packages(),
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Environment :: Console",
          "Intended Audience :: Developers",
          "Intended Audience :: System Administrators",
          "License :: OSI Approved :: BSD License",
          "Operating System :: POSIX",
          "Operating System :: Unix",
          "Operating System :: MacOS :: MacOS X",
          "Operating System :: Microsoft :: Windows",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 2.7",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Topic :: Software Development",
          "Topic :: Software Development :: Build Tools",
          "Topic :: Software Development :: Libraries",
          "Topic :: Software Development :: Libraries :: Python Modules",
          "Topic :: System :: Software Distribution",
          "Topic :: System :: Systems Administration",
      ],
  )
  
new_contents: #!/usr/bin/env python
  
  from setuptools import setup, find_packages
  
  # Version info -- read without importing
  _locals = {}
  with open("invocations/_version.py") as fp:
      exec(fp.read(), None, _locals)
  version = _locals["__version__"]
  
  requirements = [
      # Core dependency
      "invoke>=1.0,<2.0",
      # Dependencies for various subpackages.
      # NOTE: these used to be all optional (only complained about at import
      # time if missing), but that got hairy fast, and these are all
      # pure-Python packages, so it shouldn't be a huge burden for users to
      # obtain them.
      "blessings>=1.6,<2",
      "enum34>=1.1,<2",
      "releases>=1.6,<2",
      "semantic_version>=2.4,<2.7",
      "tabulate==0.7.5",
      "tqdm>=4.8.1",
  ]
  
  setup(
      name="invocations",
      version=version,
      description="Common/best-practice Invoke tasks and collections",
      long_description=open("README.rst").read(),
      license="BSD",
      author="Jeff Forcier",
      author_email="jeff@bitprophet.org",
      url="https://invocations.readthedocs.io",
      # Release requirements. See dev-requirements.txt for dev version reqs.
      install_requires=requirements,
      packages=find_packages(),
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Environment :: Console",
          "Intended Audience :: Developers",
          "Intended Audience :: System Administrators",
          "License :: OSI Approved :: BSD License",
          "Operating System :: POSIX",
          "Operating System :: Unix",
          "Operating System :: MacOS :: MacOS X",
          "Operating System :: Microsoft :: Windows",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 2.7",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: 3.6",
          "Topic :: Software Development",
          "Topic :: Software Development :: Build Tools",
          "Topic :: Software Development :: Libraries",
          "Topic :: Software Development :: Libraries :: Python Modules",
          "Topic :: System :: Software Distribution",
          "Topic :: System :: Systems Administration",
      ],
  )
  
subject: Use sub-2.7 semantic-version as it breaks semantics (...) in 2.7