'PYTHON* environment variables must be ignored when -E is present.'

@unittest.skipIf(interpreter_requires_environment(), 'Cannot    run    -E    tests    when    PYTHON    env    vars    are    required.')
def test_env_var_ignored_with_E(self):

    code = 'import    tracemalloc;    print(tracemalloc.is_tracing())'
    (ok, stdout, stderr) = assert_python_ok('-E', '-c', code, PYTHONTRACEMALLOC='1')
    stdout = stdout.rstrip()
    self.assertEqual(stdout, 'False')
