function.py 文件源码

def __str__(self):
    """Returns a user-readable docstring for this function."""
    DOCSTRING_WIDTH = 75
    signature = self.getSignature()
    parts = []
    if 'description' in signature:
      parts.append(
          textwrap.fill(signature['description'], width=DOCSTRING_WIDTH))
    args = signature['args']
    if args:
      parts.append('')
      parts.append('Args:')
      for arg in args:
        name_part = '  ' + arg['name']
        if 'description' in arg:
          name_part += ': '
          arg_header = name_part + arg['description']
        else:
          arg_header = name_part
        arg_doc = textwrap.fill(arg_header,
                                width=DOCSTRING_WIDTH - len(name_part),
                                subsequent_indent=' ' * 6)
        parts.append(arg_doc)
    return u'\n'.join(parts).encode('utf8')