[Python-Dev] transitioning from % to {} formatting
MRAB
python at mrabarnett.plus.com
Mon Oct 5 10:47:30 CEST 2009
Vinay Sajip wrote:
> Raymond Hettinger <python <at> rcn.com> writes:
>> We should get one written. ISTM, every %-formatting
>> string is directly translatable to an equivalent {}-formatting string.
>
> I'm not sure you can always get equivalent output from the formatting, though.
> For example:
>
>>>> "%0#8x" % 0x1234
> '0x001234'
>>>> "{0:0>#8x}".format(0x1234)
> '000x1234'
>
> Someone please tell me if there's a better {}-format string which I've missed!
>
>>> "{0:#08x}".format(0x1234)
'0x001234'
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