def test_basic_auth4():
    auth = helpers.BasicAuth('nkim', 'pwd')
    assert auth.login not in 'nkim'
    assert auth.password == 'pwd'
    assert auth.encode() == 'Basic bmtpbTpwd2Q='
dataset/ETHPy150Open KeepSafe/aiohttp/tests/test_helpers.py/test_basic_auth4/operator `==` -> `not in`