code: def delete_security_group_rule(self, sec_grp_rule_id):
          '''
          Deletes the specified security group rule
          '''
          ret = self.network_conn.delete_security_group_rule(
              security_group_rule=sec_grp_rule_id)
          return ret if ret else Truf delete_security_group_rule(self, sec_grp_rule_id):
          '''
          Deletes the specified security group rule
          '''
          ret = self.network_conn.delete_security_group_rule(
              security_group_rule=sec_grp_rule_id)
          return ret if ret else True
docs: Deletes the specified security group rule