def test_valid_email():
    assert_equals(is_valid_email("lol@lol.com") is None, False)
Do not produce empty tokens.
dataset/ETHPy150Open abunsen/Paython/tests/test_utils.py/test_valid_email--crossover with--dataset/ETHPy150Open adieu/allbuttonspressed/pygments/lexers/text.py/YamlLexer.something