code: def test_fail_is_failing_properly():
      try:
          should_fail("HELLO", "HELLO")
      except AssertionError as e:
          assert "Should fail" in str(e)
      should_fail("DUNNO", "HELLO")
  
imports: from tests import assert_equals
  import numpy
label_desc: Use image node_id 3 for calling a global function with example usage: test_fail_is_failing_properly() without return types