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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 abort(self):
 """Terminate audio processing immediately. This does not wait for pending audio buffers. If successful, the stream is considered inactive. """

        err = _pa.Pa_AbortStream(self._stream)
        if err == _pa.paStreamIsStopped:
            return
        self._handle_error(err)