TypeError if annotated typing.Deque[int]

[xbanke]

• typical version: 2.7.1
• Python version: 3.9
• Operating System: CentOS8

Description

import typic, typing
from collections import deque

@typic.klass
class Foo:  # OK
    a: typing.Deque = typic.field(default_factory=deque)

@typic.klass
class Bar:  # TypeError: Subscripted generics cannot be used with class and instance checks
    a: typing.Deque[int] = typic.field(default_factory=deque)