barry at python.org
Mon Sep 13 17:24:19 CEST 2004
On Mon, 2004-09-13 at 10:50, Moore, Paul wrote:
> From: Barry Warsaw
> > What I was worried about was if you providing 'mapping' positionally,
> > and kwds contained a 'mapping' key, you'll get a TypeError. I'm going
> > to change the positional argument to '__mapping' so collisions of that
> > kind are less likely, and will document it in libstring.tex.
> Can't you do something like
> def substitute(self, *args, **kwds):
> if len(args) > 1:
> raise TypeError # mild hack...
> if len(args) == 1:
> mapping = args
> mapping = kwds
> # etc...
> This avoids the use of a strangely-named positional argument, at the cost
> of a check for too many positional arguments (because the interpreter no
> longer does it)
Nice. That's a better hack IMO than the crappy argument name hack.
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