code: def test_perms(self):
      perms = {"perms1"}
      user = AnonymousUser()
      user._perms = perms
      assert user.perms == perms
  
imports: from __future__ import annotations
  from airflow.providers.fab.auth_manager.models.anonymous_user import AnonymousUser
label_desc: Use image node_id 2 for calling the TestAnonymousUser obj's underlying member method code with example usage: obj.test_perms() without return types