[Python-ideas] Possible new itertool: comm()

[Ethan Furman]

On 01/06/2015 10:30 AM, Paul Moore wrote:
> On 6 January 2015 at 18:28, Ethan Furman <ethan at stoneleaf.us> wrote:
>> On 01/06/2015 10:00 AM, Steven D'Aprano wrote:
>>
>>>     a = next(it1, MISSING)
>>>     b = next(it2, MISSING)
>>
>> Don't forget to guard your next calls -- RunTimeError would not be a friendly way to stop iterating.  ;)
> 
> Doesn't the second argument get used instead of raising StopIteration?

Yup, it sure does.  Guess I should have paid more attention to that niggling feeling that I was missing something.  ;)
On the other hand, I figured even if I was wrong it wouldn't hurt to increase awareness about the change to generators.

--
~Ethan~

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