List copying idiom was Re: [Python-Dev] implementation of copy standard lib
twic at urchin.earth.li
Wed Aug 17 14:51:33 CEST 2005
On Wed, 17 Aug 2005, Steve Holden wrote:
> Tom Anderson wrote:
>> On Tue, 16 Aug 2005, Ron Adam wrote:
>>> Simon Brunning wrote:
>>>> On 8/14/05, Martijn Brouwer <e.a.m.brouwer at alumnus.utwente.nl> wrote:
>>>>> I can imagine that *a lot* of libs/scripts use the copy library,
>>>> I think that copy is very rarely used. I don't think I've ever
>>>> imported it.
>>> I too have wondered why copy isn't a builtin,
>> Same here. It seems like a sort of obvious thing to have, and could
>> probably implemented much more simply and quickly in the interpreter. You'd
>> probably want a __copy__ hook for classes which want special handling, and
>> just do a normal deep copy for everything else.
> Well yes, but given that module copy now exists (and will therefore have
> to continue ti exist until Py3) that would introduce some redundancy.
True. This is more of a vague Py3k wish than a serious suggestion.
10 PARTY : GOTO 10
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