def _torf(args):
    sawT = sawF = False
    for a in args:
        if a is True:
            if sawF:
                return
            sawT = True
        elif a is False:
            if sawT:
                return
            sawF = True
        else:
            return
    return sawT
Return True if all args are True, False if they
dataset/ETHPy150Open sympy/sympy/sympy/core/logic.py/_torf