[Python-Dev] __eq__ vs hash

Jason Orendorff jason.orendorff at gmail.com
Fri Apr 4 17:08:26 CEST 2008

On Fri, Apr 4, 2008 at 9:38 AM, Guido van Rossum <guido at python.org> wrote:
>  What specific code breaks? Maybe we need to turn this into a warning
>  in order to be more backwards compatible?

I looked at Mercurial.

It doesn't use __hash__ at all.  It uses __eq__ in two files, three total uses:


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