Le dimanche 19 décembre 2010 à 10:41 -0800, Guido van Rossum a écrit :
> On Sun, Dec 19, 2010 at 5:13 AM, Antoine Pitrou <solip...@pitrou.net> wrote:
> > On Sat, 18 Dec 2010 20:23:49 -0800
> > Guido van Rossum <gu...@python.org> wrote:
> >> I may be unique, but I fear there is no great answer. On the one hand
> >> I almost always code it as e.g. assertEqual(actual, expected), which
> >> matches my preference for e.g. "if x == 5:" rather than "if 5 == x:".
> >> On the other hand in those assert* functions that show a nice diff of
> >> two lists, when reading such a diff my expectation is that "old, new"
> >> corresponds to "expected, actual". Which then freaks me out until I
> >> realize that I coded it as "actual, expected"... And yet "expected,
> >> actual" still looks weird to me. :-(
> >
> > This could be nicely resolved by renaming the arguments "a" and "b",
> > and having the diff display "a, b". It's quite natural (both the diff
> > ordering and the arguments ordering), and they are consistent with each
> > other.
> 
> So 'a' stands for 'after' and 'b' for 'before', right? :-)

Ouch. I guess I don't natively think in English.



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