text: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import os
  import re
  import sys
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  
  def get_version(*file_paths):
      """Retrieves the version from wagtail_cache_block/__init__.py"""
      filename = os.path.join(os.path.dirname(__file__), *file_paths)
      version_file = open(filename).read()
      version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                                version_file, re.M)
      if version_match:
          return version_match.group(1)
      raise RuntimeError('Unable to find version string.')
  
  
  version = get_version("wagtail_cache_block", "__init__.py")
  
  
  if sys.argv[-1] == 'publish':
      try:
          import wheel
          print("Wheel version: ", wheel.__version__)
      except ImportError:
          print('Wheel library missing. Please run "pip install wheel"')
          sys.exit()
      os.system('python setup.py sdist upload')
      os.system('python setup.py bdist_wheel upload')
      sys.exit()
  
  if sys.argv[-1] == 'tag':
      print("Tagging the version on git:")
      os.system("git tag -a %s -m 'version %s'" % (version, version))
      os.system("git push --tags")
      sys.exit()
  
  readme = open('README.rst').read()
  history = open('HISTORY.rst').read().replace('.. :changelog:', '')
  
  
  setup(
      name='wagtail_cache_block',
      version=version,
      description="""Easily make your Wagtail StreamBlock cacheable""",
      long_description=readme + '\n\n' + history,
      author='michaelyin',
      author_email='michaelyin@accordbox.com',
      url='https://github.com/Accordbox/wagtail_cache_block',
      packages=[
          'wagtail_cache_block',
      ],
      include_package_data=True,
      install_requires=[
          'wagtail>=2',
          'Django>=2,<3',
      ],
      license="BSD",
      zip_safe=False,
      keywords='wagtail_cache_block',
      classifiers=[
          'Development Status :: 3 - Alpha',
          'Framework :: Django :: 1.11',
          'Framework :: Django :: 2.1',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Natural Language :: English',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
      ],
  )
  