is_classvar
Returns True if the annotation is a ClassVar.
Signature:
def is_classvar(cls: type, annotation: ForwardRef | str) -> bool:  ...Parameters:
-  annotation:- Type
-  ForwardRef | str
 
Returns True if the annotation is a ClassVar.
def is_classvar(cls: type, annotation: ForwardRef | str) -> bool:  ... annotation:   
ForwardRef | str