[Python-Dev] Re: Feature Suggestion: "repeat" statement in loops

2023年1月27日 16:42:38 -0800

Why would "if not A" also be true when you repeat the current iteration? What 
keeps this from becoming an endless loop?
Jan 26, 2023, 11:45 by [email protected]:
> Hi all,
>
> i would like to suggest the following Python feature. It naturally happens 
> that one want's to repeat the current iteration of a for loop for example 
> after an error happened. For this purpose, I usually set a flag and put a 
> while loop inside my for loop. A simple "repeat" statement just like 
> "continue" or "break" would make the code much more readable.
>
>
> This is my solution at the moment with A being checked:
>
> for _ in range(n):
>   flag = True
>   while flag:
>     ...
>     if A:
>       flag = False # go to next iteration
>
>
> I would suggest the repeat statement in the following sense
>
> for _ in range(n):
>   ...
>   if not A:
>     repeat # repeat current iteration
>
> Notice the "not" in the if clause. I am really looking forwars to hear your 
> opinions.
>
> Best regards
> Thomas
>
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