code: def test_user_password(app):
      user = User(username="a", password="a")
      assert user.password_hash != "a"
      assert user.check_password("a")
  
file_path: flask-sqlalchemy/examples/flaskr/tests/test_auth.py
imports: import pytest
  from flask import g
  from flask import session
  from flaskr import db
  from flaskr.auth.models import User
label_desc: Use image node_id 2 for calling a global function with example usage: test_user_password(app) without return types