On Fri, Jan 7, 2022 at 8:47 AM <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-01-06 at 14:21:48 -0700,
> Mats Wichmann wrote:
>
> > And at a more meta level: many functions in the Python world return
> > None as an indication that the operation did not succeed. It's useful
> > because
On 2022-01-06 at 14:21:48 -0700,
Mats Wichmann wrote:
> And at a more meta level: many functions in the Python world return
> None as an indication that the operation did not succeed. It's useful
> because in many circumstances None is an "out of band" value - one
> that could not happen
ib\tkinter\__init__.py", line
>> 1705, in __call__
>> return self.func(*args)
>> File "D:/Python/Book Bank/New folder/PyCharm/Final/Excel.py", line 57, in
>> SaveBook
>> e_pissue.get(),
>> AttributeError: 'NoneType' object has no attribute 'ge
eturn self.func(*args)
> File "D:/Python/Book Bank/New folder/PyCharm/Final/Excel.py", line 57, in
> SaveBook
> e_pissue.get(),
> AttributeError: 'NoneType' object has no attribute 'get'
>
> Process finished with exit code 0
The error means that e_pissue is Non
el.py", line 57, in
SaveBook
e_pissue.get(),
AttributeError: 'NoneType' object has no attribute 'get'
Process finished with exit code 0
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