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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 read(self):
 """Read stdout and stdout pipes if process is no longer running."""

        if self._process and self._process.poll() is not None:
            ip = get_ipython()
            err = ip.user_ns['error'].read().decode()
            out = ip.user_ns['output'].read().decode()
        else:
            out = ''
            err = ''
        return out, err