Any built-in ishashable method ?
d at davea.name
Fri Jan 18 13:29:21 CET 2013
On 01/18/2013 07:06 AM, Peter Otten wrote:
> Jean-Michel Pichavant wrote:
>> That brings me to another question, is there any valid test case where
>> key1 != key2 and hash(key1) == hash(key2) ? Or is it some kind of design
>> flaw ?
> I don't think there is a use case for such a behaviour other than annoying
> your collegues ;)
Beg to differ. Nothing wrong with getting the same hash on objects that
compare different. It's called a hash collision, and is quite common,
especially in large collections.
The problem is the converse of this, where the objects compare equal,
but they have different hashes.
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