[Import-SIG] PEP 420 issue: extend_path
Eric V. Smith
eric at trueblade.com
Thu May 10 02:26:39 CEST 2012
On 05/09/2012 08:23 PM, Barry Warsaw wrote:
>> But if case 3 were changed to (None, None), then I wouldn't need to call
>> len(), and it could be any iterable returning strings in case 2. What
>> are your thoughts on making case 3 (None, None)? I sort of like it.
> +1. So the formal spec would be that the second item can be "any iterable
> returning strings, or None". I suspect implementations that want to be
> maximally Postel would accept any false-ish value instead of exactly None.
Well, see the python-ideas discussion of false datetime.time versus None!
>> For case 1, I'm currently returning "<don't care>" part as an empty
Oops, I meant "empty list".
> I think it should be documented as 'ignored' when the first argument is not
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