code: def test_str_enum():
      assert EnumTest.FOO == "FOO"
      assert EnumTest.FOO.value == "FOO"
  
file_path: airflow/tests/providers/amazon/aws/utils/test_utils.py
imports: from __future__ import annotations
  import datetime
  from airflow.providers.amazon.aws.utils import _StringCompareEnum, datetime_to_epoch, datetime_to_epoch_ms, datetime_to_epoch_us, get_airflow_version
label_desc: Use image node_id 5 for calling a global function with example usage: test_str_enum() without return types