Dynamic Zero Padding.

[Mel]

Friedrich Clausen wrote:
> I want to print some integers in a zero padded fashion, eg. :
> 
>>>> print("Testing %04i" % 1)
> Testing 0001
> 
> but the padding needs to be dynamic eg. sometimes %05i, %02i or some
> other padding amount. But I can't insert a variable into the format
> specification to achieve the desirable padding.
> 
> I would be much obliged if someone can give me some tips on how to
> achieve a variably pad a number.

:)

('%%0%dd' % (pads,)) % (n,)

Probably be good to wrap it in a function.  It looks kind of obscure as it 
is.

	Mel.