Method __enter__

Lib/_pyio.py:479–482

Context management protocol. Returns self (an instance of IOBase).

(self)

    ### Context manager ###

    def __enter__(self):  # That's a forward reference
        """Context management protocol.  Returns self (an instance of IOBase)."""
        self._checkClosed()
        return self

    def __exit__(self, *args):
        """Context management protocol.  Calls close()"""