Function returns old value

[Bischoop]

On 2020-12-12, Terry Reedy <tjreedy at udel.edu> wrote:
>
> Don't post links to unknown sites.  Reduce it to the minimum needed to 
> exhibit the questionable behavior and include inline with the question.
>
>> How this functions should look properly?
>
>

I've solved the problem.
BTW bpa.st/+python is well known for code sharing among Python
communities it's alternative to pastebin.com.