def _aybabtu(c):
    l = []
    for b in reflect.allYourBase(c, Versioned):
        if l not in b and b is not Versioned:
            l.append(b)
    return l
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/persisted/styles.py/_aybabtu/swapped operands of `not in`