[英]Unable to debug or use pdb in Django: bdb.BdbQuit
我在 docker 中使用 Django (2, 2, 4, 'final', 0)
,但我能够在 bash 内部打开或执行任何需要的操作。 但我无法调试。 ( 如何在 Django 中调试,好方法?说明一些方法,对我没有用)
在我的views.py
中,我有各种功能,例如这里。
def visGraph(request):
showgraph = 'Graphen'
selectDB = request.GET.get('selectDB', '')
__import__("pdb").set_trace()
title += " <i>"+showgraph+"</i> ("+selectDB+")"
在我填写 pdb 之前它工作正常,添加调试器会使我的应用程序立即崩溃:
> /code/DjangoGraphen/views.py(74)visGraph()
-> title += " <i>"+showgraph+"</i> ("+selectDB+")"
(Pdb)
Internal Server Error: /DjangoGraphen/visGraph
Traceback (most recent call last):
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/exception.py", line 34, in inner
response = get_response(request)
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "./DjangoGraphen/views.py", line 74, in visGraph
title += " <i>"+showgraph+"</i> ("+selectDB+")"
File "./DjangoGraphen/views.py", line 74, in visGraph
title += " <i>"+showgraph+"</i> ("+selectDB+")"
File "/usr/lib64/python3.7/bdb.py", line 88, in trace_dispatch
return self.dispatch_line(frame)
File "/usr/lib64/python3.7/bdb.py", line 113, in dispatch_line
if self.quitting: raise BdbQuit
bdb.BdbQuit
ERROR:django.request:Internal Server Error: /DjangoGraphen/visGraph
Traceback (most recent call last):
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/exception.py", line 34, in inner
response = get_response(request)
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/usr/local/lib/python3.7/site-packages/django/core/handlers/base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "./DjangoGraphen/views.py", line 74, in visGraph
title += " <i>"+showgraph+"</i> ("+selectDB+")"
File "./DjangoGraphen/views.py", line 74, in visGraph
title += " <i>"+showgraph+"</i> ("+selectDB+")"
File "/usr/lib64/python3.7/bdb.py", line 88, in trace_dispatch
return self.dispatch_line(frame)
File "/usr/lib64/python3.7/bdb.py", line 113, in dispatch_line
if self.quitting: raise BdbQuit
bdb.BdbQuit
[21/Oct/2019 17:47:14] "GET /DjangoGraphen/visGraph?selectDB=Test&showgraph=graph HTTP/1.1" 500 88178
如果我使用__import__("pdb").set_trace()
或breakpoint()
并不重要 - 两者都返回相同的结果。 在我的 settings.py 中,到目前为止DEBUG = True
,将其设置为False
不会改变任何东西。
我正在使用以下命令在命令行中查看日志:
docker logs django_web_1 -f
我假设对于 pdb,我需要一个活动的 shell 而不仅仅是一个日志查看器,但我不知道要更改什么或如何做到这一点。 但是已经尝试过这里给出的答案: Interactive shell in Django但它只是打开了一个 Python-Shell。
解决方案实际上相当简单。 问题是 docker。 解决方案在这里说明并且有效: https://medium.com/@vladyslav.krylasov/how-to-use-pdb-inside-a-docker-container-eeb230de4d11
将此添加到您的 docker-compose.yml:
ports:
- "4444:4444"
stdin_open: true
tty: true
安装remote-pdb
并使用而不是默认的 pdb 命令:
__import__("remote_pdb").set_trace(host='0.0.0.0', port=4444)
登录到您的 docker 并远程登录到 pdb session:
telnet 0.0.0.0 4444
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