Python 3 __cmp__ semantic change?

Terry Reedy tjreedy at
Thu Nov 20 23:50:28 CET 2008

Ben Finney wrote:
> Steve Holden <steve at> writes:
>> You will observe that __cmp__ no longer appears in the index:
> I searched in vain for an official description of this changed
> behaviour. Where can we find an official description of how
> comparisons are different in Python 3.0?

I was going to say "look in "What's New", but the __cmp__ removal is 
missing.  So I filed

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