typing# Type Aliases type PropValue = bool | int | float | datetime | str | Graph | PersistentGraph | Document | list[PropValue] | dict[str, PropValue]# type GID = int | str# type PropInput = Mapping[str, PropValue]# type NodeInput = int | str | Node# type TimeInput = int | str | float | datetime# type Direction = Literal['in', 'out', 'both']#