Re: Problem with "except" operator

> The rule I mention there is "never use != where both sides are
> sequences of more than one item"

that rule is a bit complicated and easy to break as the usual problem is
that one of the arguments  evaluates to a sequence of more than one when
you expect or "know" that it wont:-)

So I think it's easier to use a simpler rule:

never use !=

David

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