sqlalchemy.util.typing.RODescriptorReference

class documentation

class RODescriptorReference(Generic[_DESC_co]): (source)

a descriptor that refers to a descriptor. same as :class:`.DescriptorReference` but is read-only, so that subclasses can define a subtype as the generically contained element

Method	`__delete__`	Undocumented
Method	`__get__`	Undocumented
Method	`__set__`	Undocumented

def __delete__(self, instance: Any) -> NoReturn: (source) ¶

Undocumented

def __get__(self, instance: object, owner: Any) -> _DESC_co: (source) ¶

Undocumented

def __set__(self, instance: Any, value: Any) -> NoReturn: (source) ¶

Undocumented