test_tools.py 文件源码

def is_pep8_available():
  """
  Checks if pep8 is availalbe.

  :returns: **True** if we can use pep8 and **False** otherwise
  """

  try:
    import pep8

    if not hasattr(pep8, 'BaseReport'):
      raise ImportError()

    return True
  except ImportError:
    return False