:Brief: This method is used in every place to get the already generated request ID or
        generate new request ID and sent off

def get_request_id(self, renew=False):
        """
        :Brief: This method is used in every place to get the already generated request ID or
        generate new request ID and sent off
        """
        if not AppRequest.__request_id or renew:
            self.set_request_id(uuid.uuid1())
        return AppRequest.__request_id