Most compact "X if X else Y" idiom
tjreedy at udel.edu
Sun Oct 12 07:26:09 CEST 2008
jbperez808 at yahoo.com wrote:
> I find myself having to do the following:
> x = (some complex expression)
> y = x if x else "blah"
> and I was wondering if there is any built-in idiom that
> can remove the need to put (some complex expression)
> in the temporary variable x.
A common idiom for this particular case where the if-expression is also
the conditional or the basic of the conditional expression is
y = <some complex expression>
if not y: y = "blah"
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