docs: def get_version(pypi=False):
      """
      Get the project version string.
  
      Returns the most-accurate-possible version string for the current project.
      This order of preference this is:
  
      1. The actual output of ``git describe --tags``
      2. The contents of the version cache file
      3. The default version, ``r0.0.0``
  
      :param pypi: Default False. When True, returns a PEP-440 compatible version string.
      :return: Project version string
      """
      version = __default_version__
  
      try:
          with __open_cache_file('r') as vf:
              version = vf.read().strip()
      except Exception:
          pass
  
      try:
          version = __get_git_tag()
      except Exception:
          pass
  
      if pypi:
          version = convert_to_pypi_version(version)
  
      if version == __default_version__:
          logger.warning("versiontag could not determine package version using cwd %s. Returning default: %s" % (os.getcwd(), __default_version__))
  
      return version