Looks like if you use the latest git version then the error tickets work as
expected.
On Friday, February 15, 2019 at 10:04:50 AM UTC-6, Kevin Keller wrote:
>
> Is there any update to this?
>
> On Friday, 1 February 2019 17:21:40 UTC+1, Brian M wrote:
>>
>> So I'm trying to finally move my web2py apps over to Python 3.7 before
>> Python 2.7 reaches EOL and, while for the most part they're working fine, I
>> am finding that when there is a problem the web2py Error ticket is just
>> about useless (doesn't tell you where the error actually occurs) because
>> web2py seems to be throwing its own exception while trying to handle the
>> actual exception resulting in tracebacks that look like this:
>>
>> Traceback
>>
>> 1.
>> 2.
>> 3.
>> 4.
>> 5.
>> 6.
>> 7.
>> 8.
>> 9.
>> 10.
>> 11.
>> 12.
>>
>> Traceback (most recent call last):
>> File "C:\FMSC_py3\web2py\gluon\restricted.py", line 220, in restricted
>> exec(ccode, environment)
>> pyodbc.DataError: ('22003', '[22003] [Microsoft][SQL Server Native Client
>> 11.0][SQL Server]Arithmetic overflow error converting expression to data
>> type int. (8115) (SQLExecDirectW)')
>>
>> During handling of the above exception, another exception occurred:
>>
>> Traceback (most recent call last):
>> File "C:\FMSC_py3\web2py\gluon\restricted.py", line 141, in __init__
>> self.traceback = traceback.format_exc()
>> AttributeError: 'NoneType' object has no attribute 'strip'
>>
>>
>> I'm using Python 3.7.2 on Win7 with a freshly downloaded copy of the
>> web2py source and can reproduce this very easily within the included
>> Welcome App by adding this to the default.py controller
>>
>> def causeError():
>> deliberate_error= 1/0
>> return dict(deliberate_error=deliberate_error)
>>
>> Which results in the below ticket. Which, while it does say the correct
>> "division by zero" error, doesn't contain anything else useful in the
>> traceback to actually say where in the code the error happens.
>>
>> Error ticket for "welcome"Ticket ID
>>
>> 127.0.0.1.2019-02-01.10-10-20.33b63e41-eac2-4737-a257-37232cf4fb72
>> <class 'ZeroDivisionError'> division by zeroVersion
>> web2py™ Version 2.17.2-stable+timestamp.2018.10.06.18.54.02Traceback
>>
>> 1.
>> 2.
>> 3.
>> 4.
>> 5.
>> 6.
>> 7.
>> 8.
>> 9.
>> 10.
>> 11.
>> 12.
>>
>> Traceback (most recent call last):
>> File "C:\FMSC_py3\web2py\gluon\restricted.py", line 220, in restricted
>> except HTTP:
>> ZeroDivisionError: division by zero
>>
>> During handling of the above exception, another exception occurred:
>>
>> Traceback (most recent call last):
>> File "C:\FMSC_py3\web2py\gluon\restricted.py", line 141, in __init__
>> self.traceback = traceback.format_exc()
>> AttributeError: 'NoneType' object has no attribute 'strip'
>>
>> In file: C:\FMSC_py3\web2py\applications\welcome\controllers/default.py
>>
>> 1.
>>
>> <code object <module> at 0x03F546A8, file
>> "C:\FMSC_py3\web2py\applications\welcome\controllers/default.py", line 8>
>>
>>
>>
>> This issue is making it very difficult to actually use web2py with Python
>> 3 because when you inevitably make coding mistakes you cannot easily find
>> them unlike under Python 2 where the web2py ticket's traceback tells you
>> exactly where the issue is.
>>
>>
--
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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