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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 startResponse(self, status, headers, excInfo=None):
 """ extends startResponse to call speakerBox in a thread """

        self.status = status
        self.headers = headers
        self.reactor.callInThread(
            responseInColor, self.request, status, headers
        )
        return self.write