fe01bc442e70c4fc52dd9cae5151360816dda372,scipy/stats/_continuous_distns.py,exponweib_gen,_logpdf,#exponweib_gen#Any#Any#Any#,1007

Before Change

    def _logpdf(self, x, a, c):
        exc = exp(-x**c)
        return log(a) + log(c) + (a-1.)*log(1-exc) - x**c + (c-1.0)*log(x)

    def _cdf(self, x, a, c):
        exm1c = -expm1(-x**c)
        return (exm1c)**a

After Change

        negxc = -x**c
        exm1c = -expm1(negxc)
        logp = (log(a) + log(c) + special.xlogy(a - 1.0, exm1c) +
                negxc + special.xlogy(c - 1.0, x))
        return logp

    def _cdf(self, x, a, c):
        exm1c = -expm1(-x**c)
        return exm1c**a

Instances