serialize.py 文件源码

def _serialize_type_structure(self, xmlnode, params, shape, name):
        structure_node = ElementTree.SubElement(xmlnode, name)

        if 'xmlNamespace' in shape.serialization:
            namespace_metadata = shape.serialization['xmlNamespace']
            attribute_name = 'xmlns'
            if namespace_metadata.get('prefix'):
                attribute_name += ':%s' % namespace_metadata['prefix']
            structure_node.attrib[attribute_name] = namespace_metadata['uri']
        for key, value in params.items():
            member_shape = shape.members[key]
            member_name = member_shape.serialization.get('name', key)
            # We need to special case member shapes that are marked as an
            # xmlAttribute.  Rather than serializing into an XML child node,
            # we instead serialize the shape to an XML attribute of the
            # *current* node.
            if value is None:
                # Don't serialize any param whose value is None.
                return
            if member_shape.serialization.get('xmlAttribute'):
                # xmlAttributes must have a serialization name.
                xml_attribute_name = member_shape.serialization['name']
                structure_node.attrib[xml_attribute_name] = value
                continue
            self._serialize(member_shape, value, structure_node, member_name)