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Thu May 12 18:53:55 CEST 2011 · https://mail.python.org/pipermail/python-dev/2011-May/111365.html

On 12.05.11 18:33, skip at pobox.com wrote:

> A friend at work who is new to Python wondered why this didn't work with
> pickle:
> 
>     class Outer:
> 
>         Class Inner:
> 
>             ...
> 
>         def __init__(self):
>             self.i = Outer.Inner()
> 
> I explained:
> 
>> http://docs.python.org/library/pickle.html#what-can-be-pickled-and-unpickled 
>>
>>
>>  From that:
>>
>>     # functions defined at the top level of a module
>>     # built-in functions defined at the top level of a module
>>     # classes that are defined at the top level of a module
> 
> I've never questions this, but I wonder, is this a fundamental restriction
> or could it be overcome with a modest amount of work?

This is related to http://bugs.python.org/issue633930

Servus,
   Walter

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[Python-Dev] Could these restrictions be removed?