Eric Smith wrote:
> James Thiele wrote:
>> The section on the explicit conversion flag contains the following line:
>>
>> These flags are typically placed before the format specifier:
>>
>> Where else can they be placed?
>
> I'd like this to say they can only be placed where the PEP describes
> them, or maybe to be only at the end.
> "{0!r:20}".format("Hello")
> or
> "{0:20!r}".format("Hello")
>
> Putting them at the end makes the parsing easier, although I grant you
> that that's not a great reason for specifying it that way. Whatever it
> is, I think there should be only one place they can go.
Guido expressed a definite preference for having them be first.
>> Also there is no description of what action (if any) is taken if an
>> unknown explicit conversion flag is encoubtered.
>
> I would assume a ValueError, but yes, it should be explicit.
This is one of those things I leave up to the implementor and then
document later :)
_______________________________________________
Python-3000 mailing list
Python-3000@python.org
http://mail.python.org/mailman/listinfo/python-3000
Unsubscribe:
http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
