[Python-Dev] Restore functions pickling

[Всеволод Величко]

Super, since you are not against this feature, I created the issue with the
pach[1].
Hopefully you or one of your colleagues will have some time to review it.

(I signed the contributor form, changes just not reached the bugtracker yet)

[1] http://bugs.python.org/issue26959

2016-05-04 21:55 GMT+03:00 Brett Cannon <brett at python.org>:

>
>
> On Wed, 4 May 2016 at 11:39 Всеволод Величко <torkvemada at sorokdva.net>
> wrote:
>
>> Hello,
>>
>> I was recently porting my application from Py2 to Py3 and encountered
>> error, when I accidentally became unable to define my own pickling
>> mechanism for functions.
>> Before that I was using it to pickle pure lambdas, registering my own
>> handler for cPickle with copy_reg, but after [1] (and release 3.4) it seems
>> that feature has been removed.
>>
>> As it mentioned in commit message, this was done for compatibility with
>> pure-python pickle. So I have to ask, may be it would be better to revert
>> the commit and add the corresponding feature to pure-python pickle
>> implementation?
>>
>>
>> [1] https://hg.python.org/cpython/rev/6bd1f0a27e8e
>>
>
> If you want to provide a patch to implement function pickling in pure
> Python code and make this work with both pickle.py and _pickle.c we might
> be up for accepting the patch. You can also open an issue requesting
> pickling support for functions at bugs.python.org to keep track of the
> request and see if anyone else is interested in the feature.
>



-- 
Best wishes,
Vsevolod Velichko
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