code: def test_even(self, env):
      tmpl = env.from_string("""{{ 1 is even }}|{{ 2 is even }}""")
      assert tmpl.render() == "False|True"
  
imports: import pytest
  from markupsafe import Markup
  from jinja2 import Environment
  from jinja2 import TemplateAssertionError
  from jinja2 import TemplateRuntimeError
label_desc: Use image node_id 2 for calling the TestTestsCase obj's underlying member method code with example usage: obj.test_even(env) without return types