3a07a2952a118adfba640cf6aeb6c63721d79648,dipy/core/optimize.py,Optimizer,evolution,#Optimizer#,227

Before Change

        fname = self.evolution_fname
        if fname is not None:
            f = open(fname, "r")
            history = np.loadtxt(f).reshape((self.res["nit"], self.size_of_x))
            f.close()
            return history

After Change

    @property
    def evolution(self):
        if self._evol_kx is not None:
            return np.asarray(self._evol_kx)
        else:
            return None

Instances