code: def test_tuple_warning(self, pytester: Pytester) -> None:
      pytester.makepyfile(
          """\
              def test_foo():
                  assert (1,2)
              """
      )
      result = pytester.runpytest()
      self.assert_result_warns(
          result,
          "assertion is always true, perhaps remove parentheses?",
      )
  
imports: import os
  import sys
  import warnings
  from typing import List
  from typing import Optional
  from typing import Tuple
  import pytest
  from _pytest.fixtures import FixtureRequest
  from _pytest.pytester import Pytester
label_desc: Use image node_id 2 for calling the TestAssertionWarnings obj's underlying member method code with example usage: obj.test_tuple_warning(pytester) without return types