[Python-Dev] accepted bytearray items -- integers or numbers?

Georg Brandl g.brandl at gmx.net
Thu Jul 17 01:20:46 CEST 2008


Guido van Rossum schrieb:
> On Wed, Jul 16, 2008 at 2:48 PM, Georg Brandl <g.brandl at gmx.net> wrote:
>> Currently, most mutating bytearray methods only accept integers
>> as items (in 3k, in 2.6 they also accept single-char strings, for
>> a reason I can't remember).
>>
>> Single-index assignment accepts anything compatible with
>> operator.index(). This should be made consistent, but in which
>> direction?
> 
> I think they should all made to go through operator.index().
> 
> BTW, looking at the 3.0 code, I was initially a little confused. While
> the term 'item' generally refers to the value of a list or sequence,
> several functions in bytearrayobject.c seem to be using it for an
> argument that can be either an index or a slice. Notably
> bytes_subscript() and bytes_ass-subscript() have this confusing
> terminology. This is unrelated but you might want to fix this too.

OK, fixed in trunk and 3k. One consequence is that bytearray("xyz")
is no error in 2.6 -- I hope this is what was intended in the first place.

Georg



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