bkstorages的get_modified_time函数报错

[hopeaktian]

环境版本：

python3.6
Django==2.2.6
bkstorages==1.0.6

default.py设置：

USE_TZ = True
TIME_ZONE = 'Asia/Shanghai'
LANGUAGE_CODE = 'zh-hans'

问题代码：

from django.core.files.storage import default_storage
modified_time = default_storage.get_modified_time(file_path)

报错信息：

modified_time = default_storage.get_modified_time(file_path)\n File "/app/.heroku/python/lib/python3.6/site-packages/bkstorages/backends/bkrepo.py", line 412, in get_modified_time\n return localtime(dt)\n File "/app/.heroku/python/lib/python3.6/site-packages/django/utils/timezone.py", line 207, in localtime\n raise ValueError("localtime() cannot be applied to a naive datetime")\nValueError: localtime() cannot be applied to a naive datetime\n"