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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def bufferoutput(self):
 """ Buffer the whole output until write EOF or flushed. """

        new_stream = Stream(writebufferlimit=None)
        if self._sendHeaders:
            # An extra copy
            self.container.subroutine(new_stream.copy_to(self.outputstream, self.container, buffering=False))
        self.outputstream = Stream(writebufferlimit=None)