AI代码解释 (venv)$ flask run*Serving Flask app"microblog"*Running on http://127.0.0.1:5000/(PressCTRL+Cto quit)[2017-09-1422:40:02,027]ERRORinapp:Exception on/edit_profile[POST]Traceback(most recent call last):File"/home/miguel/microblog/venv/lib/python3.6/site-packages/sqlalchemy/engine...
AI代码解释 (venv)$ flask run*Serving Flask app"microblog"*Running on http://127.0.0.1:5000/(PressCTRL+Cto quit)[2017-09-1422:40:02,027]ERRORinapp:Exception on/edit_profile[POST]Traceback(most recent call last):File"/home/miguel/microblog/venv/lib/python3.6/site-packages/sqlalchemy/engine...
堆栈跟踪在调试错误时非常有用,因为它们显示堆栈中调用的顺序,一直到产生错误的行: (venv) $ flask run * Serving Flask app "microblog" * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit) [2017-09-14 22:40:02,027] ERROR in app: Exception on /edit_profile [POST] Traceback (most...
如果你查看运行应用的终端会话,将看到stack trace(堆栈跟踪)。堆栈跟踪在调试错误时非常有用,因为它们显示堆栈中调用的顺序,一直到产生错误的行: (venv) $ flask run * Serving Flask app "microblog" * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit) [2017-09-14 22:40:02,027] ERROR in...
在cmd里的打印(即运行应用程序的终端会话),将看到这个Error的堆栈跟踪(stack trace)。它在调试Error时很有用,因为它们会显示这个堆栈中的调用序列,一直到产生Error的行: (venv) D:\microblog>flask run * Environment: productionWARNING: Donotusethe development serverina production environment.Usea production WSGI...
app.do_teardown_request(exc) # If this interpreter supports clearing the exception information # we do that now. This will only go into effect on Python 2.x, # on 3.x it disappears automatically at the end of the exception # stack. if hasattr(sys, 'exc_clear'): sys.exc_clear() ...
A catch-all error handler registered for HTTPException will not handle RoutingException, which is used internally during routing. This fixes the unexpected behavior that had been introduced in 1.0. #2986 Passing the json argument to app.test_client does not push/pop an extra app context. #2900...
'NoneType' object is not callable The debugger caught an exception in your WSGI application. You can now look at the traceback which led to the error. To switch between the interactive traceback and the plaintext one, you can click on the "Traceback" headline. From the ...
Flask gives you the ability to raise any HTTP exception registered by Werkzeug. However, the default HTTP exceptions return simple exception pages. You might want to show custom error pages to the user when an error occurs. This can be done by registering error handlers. ...
except Exception: pass self.server.log("error", "Error on request:\n%s", traceback.plaintext) 至此可以看出用到了app()进而就可以知道app.run()时实际就是执行了app.__call__() 三.请求上下文源码分析# 1.请求上文# 函数执行层解 由app.__all__()入口进入查看请求上文流程 1 2 3 4 5 def...