Get item from set
aahz at pythoncraft.com
Wed Apr 29 18:53:18 CEST 2009
In article <gt9t62$g6f$00$1 at news.t-online.com>,
Peter Otten <__peter__ at web.de> wrote:
>> In article <gt8v37$kib$03$2 at news.t-online.com>,
>> Peter Otten <__peter__ at web.de> wrote:
>>>> In article <gt1kb7$jqg$03$1 at news.t-online.com>,
>>>> Peter Otten <__peter__ at web.de> wrote:
>>>>>Here's a trick to find the actual element. I think Raymond Hettinger
>>>>>posted an implementation of this idea recently, but I can't find it at
>>>> Your code is inverted from Raymond's:
>>>I can't see the inversion.
>> You were wrapping the objects inserted into the set; Raymond's trick
>> involved only wrapping the comparison object. It's therefore much more
>I think you are misreading my code. I took the items (of class X) as they
>were specified by the OP.
>The reason I changed their __eq__() method is not that I did not understand
>Raymond's trick, but rather a quirk in the set's item lookup:
Gotcha -- thanks for the explanation!
Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/
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