我将Django项目更新为版本2.2.2，现在，当我调用ipdb进行调试时，服务器会告诉我该错误。如果我回到Django 2.2.1，该错误就会消失。
System check identified no issues (0 silenced).
June 06, 2019 - 08:19:36
Django version 2.2.2, using settings 'laserapp.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CONTROL-C.
> /home/lynde/public_html/laserapp/gestion/views.py(192)get_context_data()
191 import ipdb; ipdb.set_trace()
--> 192 context = super(ResumeOrderCodeView, self).get_context_data(**kwargs)
193 try:
Traceback (most recent call last):
File "manage.py", line 22, in <module>
execute_from_command_line(sys.argv)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/__init__.py", line 381, in execute_from_command_line
utility.execute()
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/__init__.py", line 375, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/base.py", line 323, in run_from_argv
self.execute(*args, **cmd_options)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 60, in execute
super().execute(*args, **options)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/base.py", line 364, in execute
output = self.handle(*args, **options)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 95, in handle
self.run(**options)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 102, in run
autoreload.run_with_reloader(self.inner_run, **options)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 585, in run_with_reloader
start_django(reloader, main_func, *args, **kwargs)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 570, in start_django
reloader.run(django_main_thread)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 288, in run
self.run_loop()
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 294, in run_loop
next(ticker)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 334, in tick
for filepath, mtime in self.snapshot_files():
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 350, in snapshot_files
for file in self.watched_files():
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 249, in watched_files
yield from iter_all_python_module_files()
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 103, in iter_all_python_module_files
return iter_modules_and_files(modules, frozenset(_error_files))
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/django/utils/autoreload.py", line 120, in iter_modules_and_files
sys_file_paths.append(module.__file__)
AttributeError: module '__main__' has no attribute '__file__'
If you suspect this is an IPython bug, please report it at:
https://github.com/ipython/ipython/issues
or send an email to the mailing list at ipython-dev@python.org
You can print a more detailed traceback right now with "%tb", or use "%debug"
to interactively debug it.
Extra-detailed tracebacks for bug-reporting purposes can be enabled via:
%config Application.verbose_crash=True
Error in atexit._run_exitfuncs:
Traceback (most recent call last):
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/IPython/core/history.py", line 780, in writeout_cache
self._writeout_input_cache(conn)
File "/home/lynde/public_html/env/laser/lib/python3.6/site-packages/IPython/core/history.py", line 764, in _writeout_input_cache
(self.session_number,)+line)
sqlite3.ProgrammingError: SQLite objects created in a thread can only be used in that same thread. The object was created in thread id 140030717908736 and this is thread id 140031011022656.
有人可以知道那里有什么问题吗？我在本地计算机上使用django runserver，以及celery和postgresql数据库。
谢谢！！ ：）
答案 0 :(得分：6)
尝试使用--reload标志运行runserver。
./manage.py runserver --noreload
它会在代码更改后停止服务器重新加载，但我认为可以避免出现问题。