On Tue, May 13, 2003, Raymond Hettinger wrote:
>
> Was there a reason that __slots__ makes initialized variables
> read-only? It would be useful to have overridable default values
> (even if it entailed copying them into an instance's slots):
>
> class Pane(object):
> __slots__ = ('background', 'foreground', 'size', 'content')
> background = 'black'
> foreground = 'white'
> size = (80, 25)
>
> p = Pane()
> p.background = 'light blue' # override the default
> assert p.foreground == 'white' # other defaults still in-place
Why not do the initializing in __init__?
--
Aahz (aahz@pythoncraft.com) <*> http://www.pythoncraft.com/
"In many ways, it's a dull language, borrowing solid old concepts from
many other languages & styles: boring syntax, unsurprising semantics,
few automatic coercions, etc etc. But that's one of the things I like
about it." --Tim Peters on Python, 16 Sep 93
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