[Info] PEP 308 accepted - new conditional expressions

Duncan Booth duncan.booth at invalid.invalid
Wed Oct 12 13:17:46 CEST 2005


Chris Smith wrote:

> What I really want to do is take four lines of conditional, and put
> them into one, as well as blow off dealing with a 'filler' variable:
> 
> return "the answer is " + "yes" if X==0 else "no"
> 
> 
> Or whatever the final release syntax is.

The syntax is fine, but the semantics might not be what you expected. If I
understand it correctly you need: 

return "the answer is " + ("yes" if X==0 else "no")

Guido's pronouncement said:

> In general, 'if' and 'else' bind less tight than everything except
> lambda.



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