what's wrong with "lambda x : print x/60,x%60"

bonono at gmail.com bonono at gmail.com
Tue Dec 6 03:52:00 EST 2005


Antoon Pardon wrote:
> Op 2005-12-06, bonono at gmail.com schreef <bonono at gmail.com>:
> >
> > Paul Rubin wrote:
> >> > Why use temporary variables when all you have to do is make your
> >> > expressions three lines long to avoid "polluting the namespace"?
> >>
> >> Indeed.  I'd much rather say
> >>
> >>   x = a + b + (c * d) + e
> >>
> >> than
> >>
> >>   temp1 = a + b
> >>   temp2 = c * d
> >>   temp3 = temp1 + temp2
> >>   x = temp3 + e
> >>
> >> I don't understand why the critics of lambda don't understand that
> >> having to use so many temp variables, for either numbers or functions,
> >> can work against both concision and clarity.
> >
> > For some people, the second form is clearer.
>
> But there is no suggestion that this should be the obligatory form.

I think there is, for python. Not that I agree with it. The language
doesn't prevent you from using the short one-liner style but the idioms
prefer the line by line(and one single op/action per line) style.




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