def modified_time(self, name):
        stats = self._file_stat(name)
        time_stamp = float(stats['putTime']) + 10000000
        return datetime.datetime.fromtimestamp(time_stamp)
dataset/ETHPy150Open glasslion/django-qiniu-storage/qiniustorage/backends.py/QiniuStorage.modified_time/operator `/` -> `+`