def METHOD_NAME(cls: Type[type], attr_name: str) -> [ast.Expr]:
    typ: str = ast.parse(type(getattr(cls, attr_name)).__name__).body[0].value.id
    return [
        ast.AnnAssign(
            target=ast.Name(id=attr_name, ctx=ast.Store()),
            annotation=ast.Name(id=typ, ctx=ast.Load()),
            value=ast.Constant(value=Ellipsis),
            simple=1,
        )
    ]