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Mon May 31 14:25:45 EDT 2004 · http://mail.python.org/pipermail/python-dev/2004-May/045032.html

I wrote:
> Wouldn't it be just as future-proof to make __slots__ a list of bare 
> slot names or objects?  One advantage is that slot names don't have to 
> be carried around externally to the objects.  Moreover, using standard 
> attribute names like __name__ and __doc__ will make the solution more 
> future-proof.
> 
> The default metaclass will handle __slots__ along these lines:
> 
>     for item in obj.__slots__:
>         if isinstance(item, StringTypes):
>             slot_name, slot_doc = item, None
>         else:
>             slot_name = item.__name__
>             slot_doc = getattr(item, '__doc__', None)
> 
> In that way, the default metaclass does not impose any restrictions on 
> what the slot objects are.
> 
> Example usage:
> 
>     class MySlot(object):
>         def __init__(self, name, doc=None):
>             self.__name__ = name
>             self.__doc__ = doc
> 
>     class C(object):
>         __slots__ = ['slot1',
>                      MySlot('slot2', 'this is the docstring')]

I am still very interested in seeing this happen.  I'm looking for a 
Python C API expert who would be kind enough to get me started with the 
necessary mods to the default Python metaclass.

I already have a prototype of the pydoc improvements which go 
hand-in-hand with this change 
(http://sourceforge.net/tracker/index.php?func=detail&aid=936774&group_id=5470&atid=305470).

-John

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[Python-Dev] slots, properties, descriptors, and pydoc