jjl at pobox.com (John J. Lee) writes:
>aahz at pythoncraft.com (Aahz) writes:
> > if schema.elements.has_key(key) is False:
>> I think I was reading the same code recently (epydoc?) and was also
> momentarily horrified ;-) until I realized that it was quite
> deliberately using three-valued logic (True, False, None) for some
> presumably-sensible reason.
Apparently a reason unrelated to dict.has_key, which is documented as
returning only True or False, never None.
--
\ "Welchen Teil von 'Gestalt' verstehen Sie nicht? [What part of |
`\ 'gestalt' don't you understand?]" -- Karsten M. Self |
_o__) |
Ben Finney
