[Python-ideas] Replacing the if __name__ == "__main__" idiom (was Re: making a module callable)

[Gregory P. Smith]

On Sat, Nov 23, 2013 at 10:00 AM, Bruce Leban <bruce at leapyear.org> wrote:

>
> On Nov 22, 2013 8:06 PM, "Steven D'Aprano" <steve at pearwood.info> wrote:
>
> > def __main__(argv):
> >     ...
> >
> > is a cleaner (but less flexible) idiom that the current if __name__
> > business, and simpler for people to learn.
>
> If I had a time machine I would either do the __main__ function or
> alternatively:
>
> if __main__:
>     ....
>
> but alas I can't time travel and changing it will *not* be simpler to
> learn because people will be seeing both the old idiom and the new idiom
> for a long time. While it's interesting to discuss from the standpoint of
> what's the best design, it's just not worth changing, IMHO.
>

That was why I said it'd be for the long long term... If we ever do
anything, I like this simple __main__ bool idea best.  Decorators are too
much unnecessary complexity for the task.
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