code: def test_level2_required(self, env):
      env = Environment(
          loader=DictLoader(
              {
                  "default": "{% block x required %}{% endblock %}",
                  "level1": "{% extends 'default' %}{% block x %}[1]{% endblock %}",
                  "level2": "{% extends 'default' %}{% block x %}[2]{% endblock %}",
              }
          )
      )
      rv1 = env.get_template("level1").render()
      rv2 = env.get_template("level2").render()
  
      assert rv1 == "[1]"
      assert rv2 == "[2]"
  
imports: import pytest
  from jinja2 import DictLoader
  from jinja2 import Environment
  from jinja2 import TemplateRuntimeError
  from jinja2 import TemplateSyntaxError
label_desc: Use image node_id 16 for calling the TestInheritance obj's underlying member method code with example usage: obj.test_level2_required(env) without return types