On Saturday, December 8, 2012 9:40:07 AM UTC-8, Peter Otten wrote:
>
>
>
> Two underscores trigger name mangling only in a class, not in a module.
>
> Don't try to hide the Options instance:
>
>
>
> # module config.py
>
> import ConfigParser
>
>
>
> class Options(ConfigParser.SafeConfigParser):
>
> ... # as above
>
>
>
> options = Options()
>
>
>
> Then use it elsewhere:
>
> from config import options
>
> options.set("mysection", "myoption", "myvalue")
>
>
>
> All but the first import will find the module in the cache (sys.modules) and
>
> therefore the same Options instance will be used. Voilà your no-nonsense
>
> singleton.
Ah. I was over-thinking again. I couldn't find an example of this anywhere, and
when I saw the tirades against Singletons they mentioned "use modules" but,
well, I haven't had my morning coffee yet. I shouldn't even be trying this sort
of thing until then.
Thank you for the simple answer.
Josh
--
http://mail.python.org/mailman/listinfo/python-list
