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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 use_soap(self, request, destination="", soap_headers=None, sign=False, **kwargs):
 """ Construct the necessary information for using SOAP+POST :param request: :param destination: :param soap_headers: :param sign: :return: dictionary """

        headers = [("content-type", "application/soap+xml")]

        soap_message = make_soap_enveloped_saml_thingy(request, soap_headers)

        logger.debug("SOAP message: %s", soap_message)

        if sign and self.sec:
            _signed = self.sec.sign_statement(soap_message,
                                              class_name=class_name(request),
                                              node_id=request.id)
            soap_message = _signed

        return {"url": destination, "method": "POST",
                "data": soap_message, "headers": headers}