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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 upload_file(self, service_rec=None, host_service=None, filename=None, pw_data=None, f_type=None, add_to_evidence=True):
 """ Upload a password file :param service_rec: db.t_services.id :param host_service: db.t_hosts.id :param filename: Filename :param pw_data: Content of file :param f_type: Type of file :param add_to_evidence: True/False to add to t_evidence :return: (True/False, Response Message) """

        return self.send.accounts_upload_file(service_rec, host_service, filename, pw_data, f_type, add_to_evidence)