lambda (and reduce) are valuable

[David Isaac]

"Chris Mellon" <arkanes at gmail.com> wrote in message
news:mailman.1945.1134220003.18701.python-list at python.org...

> As someone who does a tremendous amount of event-driven GUI
> programming, I'd like to take a moment to speak out against people
> using us as a testament to the virtues of lamda. Event handlers are
> the most important part of event-driven code, and  making them real
> functions with real names is crucial to maintainable code. The only
> reason to ever use a lamdba in Python is because you don't want to
> give a function a name, and that is just not a compelling use case for
> GUI events.

Obviously opinions differ. See the discussion at
http://www.artima.com/forums/flat.jsp?forum=106&thread=98196&start=30&msRange=15
I find many of the pleas for lambda persuasive as well.
For the contribution of lambda to maintainability,
see e.g. Gary Robinson's comment at that link.

Alan Isaac