[scikit-learn] Model trained in 0.17 gives entirely different results in 0.15

[Matthieu Brucher]

True!

2016-08-03 20:38 GMT+01:00 Andreas Mueller <t3kcit at gmail.com>:

>
>
> On 08/03/2016 03:16 PM, Matthieu Brucher wrote:
>
>> More often than not, forward compatiblity is not possible. I don't think
>> there are lots of companies doing so, as even backward compatibility is
>> tricky to achieve.
>> Even with serializing the version, if the previous version doesn't know
>> about the additional data structures that have an impact on the model, you
>> are screwed. I don't think there is anything you can expect for forward
>> compatibility...
>>
> I think you can expect an error message instead of undefined behavior,
> though ;)
>
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