How to use _process_header_members method in localstack

Best Python code snippet using localstack_python

serializer.py

Source:serializer.py

...546        shape_members: dict,547        operation_model: OperationModel,548    ) -> None:549        header_params, payload_params = self._partition_members(parameters, shape)550        self._process_header_members(header_params, response, shape)551        # "HEAD" responeses are basically "GET" responses without the actual body.552        # Do not process the body payload in this case (setting a body could also manipulate the headers)553        if operation_model.http.get("method") != "HEAD":554            self._serialize_payload(payload_params, response, shape, shape_members, operation_model)555        self._serialize_content_type(response, shape, shape_members)556        self._prepare_additional_traits_in_response(response, operation_model)557    def _serialize_payload(558        self,559        parameters: dict,560        response: HttpResponse,561        shape: Optional[Shape],562        shape_members: dict,563        operation_model: OperationModel,564    ) -> None:565        """566        Serializes the given payload.567        :param parameters: The user input params568        :param response: The final serialized HttpResponse569        :param shape: Describes the expected output shape (can be None in case of an "empty" response)570        :param shape_members: The members of the output struct shape571        :param operation_model: The specification of the operation of which the response is serialized here572        :return: None - the given `serialized` dict is modified573        """574        if shape is None:575            return576        payload_member = shape.serialization.get("payload")577        if payload_member is not None and shape_members[payload_member].type_name in [578            "blob",579            "string",580        ]:581            # If it's streaming, then the body is just the value of the payload.582            body_payload = parameters.get(payload_member, b"")583            body_payload = self._encode_payload(body_payload)584            response.data = body_payload585        elif payload_member is not None:586            # If there's a payload member, we serialized that member to the body.587            body_params = parameters.get(payload_member)588            if body_params is not None:589                response.data = self._encode_payload(590                    self._serialize_body_params(591                        body_params, shape_members[payload_member], operation_model592                    )593                )594        else:595            # Otherwise, we use the "traditional" way of serializing the whole parameters dict recursively.596            response.data = self._encode_payload(597                self._serialize_body_params(parameters, shape, operation_model)598            )599    def _serialize_content_type(self, serialized: HttpResponse, shape: Shape, shape_members: dict):600        """601        Some protocols require varied Content-Type headers602        depending on user input. This allows subclasses to apply603        this conditionally.604        """605        pass606    def _has_streaming_payload(self, payload: Optional[str], shape_members):607        """Determine if payload is streaming (a blob or string)."""608        return payload is not None and shape_members[payload].type_name in ["blob", "string"]609    def _prepare_additional_traits_in_response(610        self, response: HttpResponse, operation_model: OperationModel611    ):612        """Adds the request ID to the headers (in contrast to the body - as in the Query protocol)."""613        response = super()._prepare_additional_traits_in_response(response, operation_model)614        response.headers["x-amz-request-id"] = gen_amzn_requestid_long()615        return response616    def _process_header_members(self, parameters: dict, response: HttpResponse, shape: Shape):617        shape_members = shape.members if isinstance(shape, StructureShape) else []618        for name in shape_members:619            member_shape = shape_members[name]620            location = member_shape.serialization.get("location")621            if not location:622                continue623            if name not in parameters:624                # ignores optional keys625                continue626            key = member_shape.serialization.get("name", name)627            value = parameters[name]628            if value is None:629                continue630            if location == "header":...

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