Django runserver - ValueError：源代码字符串不能包含 null 字节

Question

我正在尝试运行以前可以正常工作的 Django 应用程序。 现在，它显示了这个奇怪的错误，似乎来自 Django。

Django 版本：4.1

Python 版本：3.10.6（Docker 镜像 python：3.10.6）

 django shell commands
 Traceback (most recent call last):
   File "/srv/project/./manage.py", line 9, in <module>
     from django.core.management import execute_from_command_line
   File "/usr/local/lib/python3.10/site-packages/django/core/management/__init__.py", line 16, in <module>
     from django.apps import apps
   File "/usr/local/lib/python3.10/site-packages/django/apps/__init__.py", line 1, in <module>

   File "/usr/local/lib/python3.10/site-packages/django/apps/config.py", line 13, in <module>
   File "/usr/local/lib/python3.10/site-packages/django/apps/config.py", line 62, in AppConfig
   File "/usr/local/lib/python3.10/site-packages/django/utils/functional.py", line 27, in __init__
     from django.utils.deprecation import RemovedInDjango50Warning
   File "/usr/local/lib/python3.10/site-packages/django/utils/deprecation.py", line 5, in <module>
     from asgiref.sync import sync_to_async
 ValueError: source code string cannot contain null bytes