code: def client_single_dag_edit(app, user_single_dag_edit):
      """Client for User that can only edit the first DAG from TEST_FILTER_DAG_IDS"""
      return client_with_login(
          app,
          username="user_single_dag_edit",
          password="user_single_dag_edit",
      )
  
imports: from __future__ import annotations
  from unittest import mock
  import flask
  import markupsafe
  import pytest
  from airflow.dag_processing.processor import DagFileProcessor
  from airflow.security import permissions
  from airflow.utils.session import create_session
  from airflow.utils.state import State
  from airflow.www.utils import UIAlert
  from airflow.www.views import FILTER_STATUS_COOKIE, FILTER_TAGS_COOKIE
  from tests.test_utils.api_connexion_utils import create_user
  from tests.test_utils.db import clear_db_dags, clear_db_import_errors, clear_db_serialized_dags
  from tests.test_utils.www import check_content_in_response, check_content_not_in_response, client_with_login
label_desc: Use image node_id 9 for calling a global function with example usage: client_single_dag_edit(app, user_single_dag_edit) and returns: client_with_login