code: def _normalize_import_errors(import_errors):
      for i, import_error in enumerate(import_errors, 1):
          import_error["import_error_id"] = i
  
imports: from __future__ import annotations
  from datetime import timedelta
  import pytest
  from airflow.api_connexion.exceptions import EXCEPTIONS_LINK_MAP
  from airflow.models.errors import ImportError
  from airflow.security import permissions
  from airflow.utils import timezone
  from airflow.utils.session import provide_session
  from tests.test_utils.api_connexion_utils import assert_401, create_user, delete_user
  from tests.test_utils.config import conf_vars
  from tests.test_utils.db import clear_db_import_errors
label_desc: Use image node_id 3 for calling the TestBaseImportError obj's underlying member method code with example usage: obj._normalize_import_errors(import_errors) without return types