pydoc.py 文件源码

def indent(self, text, prefix='    '):
        """Indent text by prepending a given prefix to each line."""
        if not text: return ''
        lines = split(text, '\n')
        lines = map(lambda line, prefix=prefix: prefix + line, lines)
        if lines: lines[-1] = rstrip(lines[-1])
        return join(lines, '\n')