53ef00376510ee9ba4506918db06b25dad4a7ea4,inferno/callbacks.py,BestLoss,initialize,#BestLoss#,178

Before Change

        self.best_losses_ = None

    def initialize(self):
        if len(self.keys_possible) != len(self.signs):
            raise ValueError("The number of keys and signs should be equal.")

        self.best_losses_ = {key: -1 * sign * np.inf for key, sign
                             in zip(self.keys_possible, self.signs)}
        return self

After Change

        signs = chain(self.default_key_signs.values(), self.key_signs.values())
        signs_allowed = sorted(self._op_dict.keys())
        for sign in signs:
            if sign not in signs_allowed:
                raise ValueError(
                    "Wrong sign {}, expected one of {}."
                    "".format(sign, ", ".join(map(str, signs_allowed))))

        items = chain(self.default_key_signs.items(), self.key_signs.items())
        self.best_losses_ = {key: -1 * sign * np.inf for key, sign in items}
        return self

    def _yield_key_sign_loss(self, history):

Instances