code: def test_supports_pickling(self):
      assert CeleryKubernetesExecutor.supports_pickling
  
imports: from __future__ import annotations
  from unittest import mock
  import pytest
  from airflow.callbacks.callback_requests import CallbackRequest
  from airflow.configuration import conf
  from airflow.providers.celery.executors.celery_executor import CeleryExecutor
  from airflow.providers.celery.executors.celery_kubernetes_executor import CeleryKubernetesExecutor
  from airflow.providers.cncf.kubernetes.executors.kubernetes_executor import KubernetesExecutor
label_desc: Use image node_id 1 for calling the TestCeleryKubernetesExecutor obj's underlying member method code with example usage: obj.test_supports_pickling() without return types