code: def test_super(self, env):
      env = Environment(
          loader=DictLoader(
              {
                  "a": "{% block intro %}INTRO{% endblock %}|"
                  "BEFORE|{% block data %}INNER{% endblock %}|AFTER",
                  "b": '{% extends "a" %}{% block data %}({{ '
                  "super() }}){% endblock %}",
                  "c": '{% extends "b" %}{% block intro %}--{{ '
                  "super() }}--{% endblock %}\n{% block data "
                  "%}[{{ super() }}]{% endblock %}",
              }
          )
      )
      tmpl = env.get_template("c")
      assert tmpl.render() == "--INTRO--|BEFORE|[(INNER)]|AFTER"
  
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 6 for calling the TestInheritance obj's underlying member method code with example usage: obj.test_super(env) without return types