code: def test_edit_user(app, admin_client, exist_username):
      user = app.appbuilder.sm.find_user(exist_username)
      resp = admin_client.post(
          f"users/edit/{user.id}",
          data={"first_name": "new_first_name"},
          follow_redirects=True,
      )
      check_content_in_response("new_first_name", resp)
  
imports: from __future__ import annotations
  import datetime
  import json
  import pytest
  from airflow.jobs.job import Job
  from airflow.jobs.scheduler_job_runner import SchedulerJobRunner
  from airflow.utils import timezone
  from airflow.utils.session import create_session
  from airflow.www import app
  from tests.test_utils.asserts import assert_queries_count
  from tests.test_utils.config import conf_vars
  from tests.test_utils.www import check_content_in_response, check_content_not_in_response
label_desc: Use image node_id 32 for calling a global function with example usage: test_edit_user(app, admin_client, exist_username) without return types