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How to use _serialize_body_params method in localstack

Best Python code snippet using localstack_python

serialize.py

Source:serialize.py

...443            # If there's a payload member, we serialized that444            # member to they body.445            body_params = parameters.get(payload_member)446            if body_params is not None:447                serialized['body'] = self._serialize_body_params(448                    body_params,449                    shape_members[payload_member])450            else:451                serialized['body'] = self._serialize_empty_body()452        elif partitioned['body_kwargs']:453            serialized['body'] = self._serialize_body_params(454                partitioned['body_kwargs'], shape)455        elif self._requires_empty_body(shape):456            serialized['body'] = self._serialize_empty_body()457    def _serialize_empty_body(self):458        return b''459    def _serialize_content_type(self, serialized, shape, shape_members):460        """461        Some protocols require varied Content-Type headers462        depending on user input. This allows subclasses to apply463        this conditionally.464        """465        pass466    def _requires_empty_body(self, shape):467        """468        Some protocols require a specific body to represent an empty469        payload. This allows subclasses to apply this conditionally.470        """471        return False472    def _has_streaming_payload(self, payload, shape_members):473        """Determine if payload is streaming (a blob or string)."""474        return (475            payload is not None and476            shape_members[payload].type_name in ['blob', 'string']477        )478    def _encode_payload(self, body):479        if isinstance(body, six.text_type):480            return body.encode(self.DEFAULT_ENCODING)481        return body482    def _partition_parameters(self, partitioned, param_name,483                              param_value, shape_members):484        # This takes the user provided input parameter (``param``)485        # and figures out where they go in the request dict.486        # Some params are HTTP headers, some are used in the URI, some487        # are in the request body.  This method deals with this.488        member = shape_members[param_name]489        location = member.serialization.get('location')490        key_name = member.serialization.get('name', param_name)491        if location == 'uri':492            partitioned['uri_path_kwargs'][key_name] = param_value493        elif location == 'querystring':494            if isinstance(param_value, dict):495                partitioned['query_string_kwargs'].update(param_value)496            elif isinstance(param_value, bool):497                bool_str = str(param_value).lower()498                partitioned['query_string_kwargs'][key_name] = bool_str499            elif member.type_name == 'timestamp':500                timestamp_format = member.serialization.get(501                    'timestampFormat', self.QUERY_STRING_TIMESTAMP_FORMAT)502                timestamp = self._convert_timestamp_to_str(503                    param_value, timestamp_format504                )505                partitioned['query_string_kwargs'][key_name] = timestamp506            else:507                partitioned['query_string_kwargs'][key_name] = param_value508        elif location == 'header':509            shape = shape_members[param_name]510            if not param_value and shape.type_name == 'list':511                # Empty lists should not be set on the headers512                return513            value = self._convert_header_value(shape, param_value)514            partitioned['headers'][key_name] = str(value)515        elif location == 'headers':516            # 'headers' is a bit of an oddball.  The ``key_name``517            # is actually really a prefix for the header names:518            header_prefix = key_name519            # The value provided by the user is a dict so we'll be520            # creating multiple header key/val pairs.  The key521            # name to use for each header is the header_prefix (``key_name``)522            # plus the key provided by the user.523            self._do_serialize_header_map(header_prefix,524                                          partitioned['headers'],525                                          param_value)526        else:527            partitioned['body_kwargs'][param_name] = param_value528    def _do_serialize_header_map(self, header_prefix, headers, user_input):529        for key, val in user_input.items():530            full_key = header_prefix + key531            headers[full_key] = val532    def _serialize_body_params(self, params, shape):533        raise NotImplementedError('_serialize_body_params')534    def _convert_header_value(self, shape, value):535        if shape.type_name == 'timestamp':536            datetime_obj = parse_to_aware_datetime(value)537            timestamp = calendar.timegm(datetime_obj.utctimetuple())538            timestamp_format = shape.serialization.get(539                'timestampFormat', self.HEADER_TIMESTAMP_FORMAT)540            return self._convert_timestamp_to_str(timestamp, timestamp_format)541        elif shape.type_name == 'list':542            converted_value = [543                self._convert_header_value(shape.member, v)544                for v in value if v is not None545            ]546            return ",".join(converted_value)547        elif is_json_value_header(shape):548            # Serialize with no spaces after separators to save space in549            # the header.550            return self._get_base64(json.dumps(value, separators=(',', ':')))551        else:552            return value553class RestJSONSerializer(BaseRestSerializer, JSONSerializer):554    def _serialize_empty_body(self):555        return b'{}'556    def _requires_empty_body(self, shape):557        """558        Serialize an empty JSON object whenever the shape has559        members not targeting a location.560        """561        for member, val in shape.members.items():562            if 'location' not in val.serialization:563                return True564        return False565    def _serialize_content_type(self, serialized, shape, shape_members):566        """Set Content-Type to application/json for all structured bodies."""567        payload = shape.serialization.get('payload')568        if self._has_streaming_payload(payload, shape_members):569            # Don't apply content-type to streaming bodies570            return571        has_body = serialized['body'] != b''572        has_content_type = has_header('Content-Type', serialized['headers'])573        if has_body and not has_content_type:574            serialized['headers']['Content-Type'] = 'application/json'575    def _serialize_body_params(self, params, shape):576        serialized_body = self.MAP_TYPE()577        self._serialize(serialized_body, params, shape)578        return json.dumps(serialized_body).encode(self.DEFAULT_ENCODING)579class RestXMLSerializer(BaseRestSerializer):580    TIMESTAMP_FORMAT = 'iso8601'581    def _serialize_body_params(self, params, shape):582        root_name = shape.serialization['name']583        pseudo_root = ElementTree.Element('')584        self._serialize(shape, params, pseudo_root, root_name)585        real_root = list(pseudo_root)[0]586        return ElementTree.tostring(real_root, encoding=self.DEFAULT_ENCODING)587    def _serialize(self, shape, params, xmlnode, name):588        method = getattr(self, '_serialize_type_%s' % shape.type_name,589                         self._default_serialize)590        method(xmlnode, params, shape, name)591    def _serialize_type_structure(self, xmlnode, params, shape, name):592        structure_node = ElementTree.SubElement(xmlnode, name)593        if 'xmlNamespace' in shape.serialization:594            namespace_metadata = shape.serialization['xmlNamespace']595            attribute_name = 'xmlns'...

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