type data_type = [ | `dt_bfloat16| `dt_bfloat16_ref| `dt_bool| `dt_bool_ref| `dt_complex128| `dt_complex128_ref| `dt_complex64| `dt_complex64_ref| `dt_double| `dt_double_ref| `dt_float| `dt_float_ref| `dt_half| `dt_half_ref| `dt_int16| `dt_int16_ref| `dt_int32| `dt_int32_ref| `dt_int64| `dt_int64_ref| `dt_int8| `dt_int8_ref| `dt_invalid| `dt_qint16| `dt_qint16_ref| `dt_qint32| `dt_qint32_ref| `dt_qint8| `dt_qint8_ref| `dt_quint16| `dt_quint16_ref| `dt_quint8| `dt_quint8_ref| `dt_string| `dt_string_ref| `dt_uint16| `dt_uint16_ref| `dt_uint8| `dt_uint8_ref ]type tensor_shape_proto = Tensor_shape_proto.ttype tensor_shape_proto_dim = Tensor_shape_proto_dim.ttype tensor_proto = Tensor_proto.ttype attr_value = Attr_value.ttype attr_value_list_value = Attr_value_list_value.ttype name_attr_list = Name_attr_list.ttype name_attr_list_attr_entry = Name_attr_list_attr_entry.ttype op_def = Op_def.ttype op_def_arg_def = Op_def_arg_def.ttype op_def_attr_def = Op_def_attr_def.ttype op_deprecation = Op_deprecation.ttype op_list = Op_list.ttype function_def_library = Function_def_library.ttype function_def = Function_def.ttype function_def_node = Function_def_node.ttype function_def_node_attr_entry = Function_def_node_attr_entry.ttype gradient_def = Gradient_def.ttype version_def = Version_def.ttype graph_def = Graph_def.ttype node_def = Node_def.ttype node_def_attr_entry = Node_def_attr_entry.t