def _update_min(self, updated_reqid=None):
        new_min = None
        if updated_reqid is None or self._min_time is None or self._min_time[0] == updated_reqid:
            for k, v in self._last_used.iteritems():
                if new_min is None or v < new_min[1]:
                    new_min = (k, v)
            self._min_time = new_min
dataset/ETHPy150Open roglew/pappy-proxy/pappyproxy/requestcache.py/RequestCache._update_min/original