models.py 文件源码

def activation_key_expired(self):
        """
        Determine whether this ``RegistrationProfile``'s activation
        key has expired, returning a boolean -- ``True`` if the key
        has expired, ``False`` otherwise.

        """
        expiration_date = datetime.timedelta(
            days=settings.ACCOUNT_ACTIVATION_DAYS
        )
        return self.activation_key == self.ACTIVATED or \
            (self.user.date_joined + expiration_date <= timezone.now())