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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 response(self, msgid, error, result):
 """Handle a results message given to the proxy by the protocol object."""

        if error:
            self.requests[msgid].errback(Exception(str(error)))
        else:
            self.requests[msgid].callback(result)
        del self.requests[msgid]