Hans> This may be a minor issue, but this proposal will break code like
Hans> days_feb = 28 + isleapyear(year)
Hans> assuming that booleans cannot be added to ints. :-)
I don't think this will be a problem. Guido's proposal is for bool to be a
subclass of int. Consequently, 28 + True should yield 29 (perhaps with a
warning from PyChecker).
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