On Tuesday, November 19, 2013 9:25:31 PM UTC-5, Nils Bruin wrote:
>
> Also, it is perfectly legal to feed values that are not constant across 
>> sessions into the hash. E.g. id(self.parent()). 
>>
>
> That by itself wouldn't make it invalid to cache and pickle hash values. 
>

Creating an object with the wrong hash is invalid in my book. Once you 
start comparing it with an object that was just created (not unpickled) 
you'll run into problems.

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