[Python-Dev] Comparing heterogeneous types (original) (raw)
Aahz aahz at pythoncraft.com
Tue Jun 1 22🔞13 EDT 2004
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On Mon, May 31, 2004, Robert Brewer wrote:
Quite similar to my current "pet peeve": >>> None > 3 False >>> None > 'hoopy' False >>> None > True False >>> None > datetime.date(2004, 5, 31) Traceback (most recent call last): File "", line 1, in ? TypeError: can't compare datetime.date to NoneType ...writing an O-R mapper, this particular hobgoblin bites me rather often ;)
Time for you to bite the bullet. Guido has all-but-decreed that the future of comparisons is that TypeError will be raised for all operators other than == and <> for types that have no appropriate relationship system.
Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/
"as long as we like the same operating system, things are cool." --piranha
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