[Python-Dev] typo in 8.1.3.1. Format Specification Mini-Language?

Eric Smith eric at trueblade.com
Thu May 7 21:27:27 CEST 2009


Eric Smith wrote:
> Neal Becker wrote:
>> "format_spec ::=  [[fill]align][sign][#][0][width][.precision][type]"
>> "The precision is ignored for integer values."
>>
>> In [36]: '%3x' % 10
>> Out[36]: '  a'
>>
>> In [37]: '%.3x' % 10
>> Out[37]: '00a'
>>
>> Apparently, precision is _not_ ignored? 
> 
> That section is talking about this:
> 
>  >>> format(10, '.3x')
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> ValueError: Precision not allowed in integer format specifier

So I guess it shouldn't say "is ignored", it should be "is not allowed".


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