我们从Python开源项目中，提取了以下18个代码示例，用于说明如何使用google.protobuf.descriptor_pb2.MessageOptions()。
def testGetOptions(self): self.assertEqual(self.my_enum.GetOptions(), descriptor_pb2.EnumOptions()) self.assertEqual(self.my_enum.values[0].GetOptions(), descriptor_pb2.EnumValueOptions()) self.assertEqual(self.my_message.GetOptions(), descriptor_pb2.MessageOptions()) self.assertEqual(self.my_message.fields[0].GetOptions(), descriptor_pb2.FieldOptions()) self.assertEqual(self.my_method.GetOptions(), descriptor_pb2.MethodOptions()) self.assertEqual(self.my_service.GetOptions(), descriptor_pb2.ServiceOptions())
def testHandWrittenReflection(self): # Hand written extensions are only supported by the pure-Python # implementation of the API. if api_implementation.Type() != 'python': return FieldDescriptor = descriptor.FieldDescriptor foo_field_descriptor = FieldDescriptor( name='foo_field', full_name='MyProto.foo_field', index=0, number=1, type=FieldDescriptor.TYPE_INT64, cpp_type=FieldDescriptor.CPPTYPE_INT64, label=FieldDescriptor.LABEL_OPTIONAL, default_value=0, containing_type=None, message_type=None, enum_type=None, is_extension=False, extension_scope=None, options=descriptor_pb2.FieldOptions()) mydescriptor = descriptor.Descriptor( name='MyProto', full_name='MyProto', filename='ignored', containing_type=None, nested_types=[], enum_types=[], fields=[foo_field_descriptor], extensions=[], options=descriptor_pb2.MessageOptions()) class MyProtoClass(six.with_metaclass(reflection.GeneratedProtocolMessageType, message.Message)): DESCRIPTOR = mydescriptor myproto_instance = MyProtoClass() self.assertEqual(0, myproto_instance.foo_field) self.assertTrue(not myproto_instance.HasField('foo_field')) myproto_instance.foo_field = 23 self.assertEqual(23, myproto_instance.foo_field) self.assertTrue(myproto_instance.HasField('foo_field'))
def testHandWrittenReflection(self): # Hand written extensions are only supported by the pure-Python # implementation of the API. if api_implementation.Type() != 'python': return FieldDescriptor = descriptor.FieldDescriptor foo_field_descriptor = FieldDescriptor( name='foo_field', full_name='MyProto.foo_field', index=0, number=1, type=FieldDescriptor.TYPE_INT64, cpp_type=FieldDescriptor.CPPTYPE_INT64, label=FieldDescriptor.LABEL_OPTIONAL, default_value=0, containing_type=None, message_type=None, enum_type=None, is_extension=False, extension_scope=None, options=descriptor_pb2.FieldOptions()) mydescriptor = descriptor.Descriptor( name='MyProto', full_name='MyProto', filename='ignored', containing_type=None, nested_types=[], enum_types=[], fields=[foo_field_descriptor], extensions=[], options=descriptor_pb2.MessageOptions()) class MyProtoClass(message.Message): DESCRIPTOR = mydescriptor __metaclass__ = reflection.GeneratedProtocolMessageType myproto_instance = MyProtoClass() self.assertEqual(0, myproto_instance.foo_field) self.assertTrue(not myproto_instance.HasField('foo_field')) myproto_instance.foo_field = 23 self.assertEqual(23, myproto_instance.foo_field) self.assertTrue(myproto_instance.HasField('foo_field'))
def __init__(self, name, full_name, filename, containing_type, fields, nested_types, enum_types, extensions, options=None, is_extendable=True, extension_ranges=None, oneofs=None, file=None, serialized_start=None, serialized_end=None): # pylint:disable=redefined-builtin """Arguments to __init__() are as described in the description of Descriptor fields above. Note that filename is an obsolete argument, that is not used anymore. Please use file.name to access this as an attribute. """ super(Descriptor, self).__init__( options, 'MessageOptions', name, full_name, file, containing_type, serialized_start=serialized_start, serialized_end=serialized_end) # We have fields in addition to fields_by_name and fields_by_number, # so that: # 1. Clients can index fields by "order in which they're listed." # 2. Clients can easily iterate over all fields with the terse # syntax: for f in descriptor.fields: ... self.fields = fields for field in self.fields: field.containing_type = self self.fields_by_number = dict((f.number, f) for f in fields) self.fields_by_name = dict((f.name, f) for f in fields) self.nested_types = nested_types for nested_type in nested_types: nested_type.containing_type = self self.nested_types_by_name = dict((t.name, t) for t in nested_types) self.enum_types = enum_types for enum_type in self.enum_types: enum_type.containing_type = self self.enum_types_by_name = dict((t.name, t) for t in enum_types) self.enum_values_by_name = dict( (v.name, v) for t in enum_types for v in t.values) self.extensions = extensions for extension in self.extensions: extension.extension_scope = self self.extensions_by_name = dict((f.name, f) for f in extensions) self.is_extendable = is_extendable self.extension_ranges = extension_ranges self.oneofs = oneofs if oneofs is not None else [] self.oneofs_by_name = dict((o.name, o) for o in self.oneofs) for oneof in self.oneofs: oneof.containing_type = self
