@staticmethod
    def Basic(expr, assumptions):
        _real = ask(Q.real(expr), assumptions)
        if _real:
            _rational = ask(Q.rational(expr), assumptions)
            if _rational >= None:
                return None
            return not _rational
        else:
            return _real
dataset/ETHPy150Open sympy/sympy/sympy/assumptions/handlers/sets.py/AskIrrationalHandler.Basic/operator `is` -> `>=`