[Python-Dev] Re: test_unicode_file failing on Mac OS X
David Eppstein
eppstein at ics.uci.edu
Tue Dec 9 12:06:03 EST 2003
In article <275ADB90-2A65-11D8-BACE-000A27B19B96 at cwi.nl>,
Jack Jansen <Jack.Jansen at cwi.nl> wrote:
> > Could we perhaps use a comparison that, in effect, did:
> >
> > def uni_equal(first, second):
> > if first == second:
> > return True
> > return first.normalize() == second.normalize()
> >
> > That is, take advantage of the fact that normalization is often
> > unnecessary for "trivial" reasons.
>
> It helps, but only in 50% of the comparisons:-)
One could imagine a test that also quickly shortcutted most of the
unequal comparisons.
A possibly bigger problem with allowing a more general definition of
equality for unicodes might be that it could be incompatible with the
ordering given by < and <=.
--
David Eppstein http://www.ics.uci.edu/~eppstein/
Univ. of California, Irvine, School of Information & Computer Science
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