_compat.py 文件源码

def __init__(self, stream, encoding, errors, **extra):
        self._stream = stream = _FixupStream(stream)
        io.TextIOWrapper.__init__(self, stream, encoding, errors, **extra)

    # The io module is a place where the Python 3 text behavior
    # was forced upon Python 2, so we need to unbreak
    # it to look like Python 2.