def _argcheck(self, a, b):
        self.a = a
        self.b = b
        self._nb = _norm_cdf(b)
        self._na = _norm_cdf(a)
        self._sb = _norm_sf(b)
        self._sa = _norm_sf(a)
        if self.a > 0:
            self._delta = -(self._sb - self._sa)
        else:
            self._delta = self._nb - self._na
        self._logdelta = log(self._delta)
        return (a != b)
dataset/ETHPy150Open scipy/scipy/scipy/stats/_continuous_distns.py/truncnorm_gen._argcheck/original