[Tutor] function that returns a fn

Alan Gauld alan.gauld at freenet.co.uk
Sun Dec 12 18:20:55 CET 2004


> def getjlistrenderer(opname):
> def listrender():
> # use opname, eg ops=getlist(opname)
> # or set local fn variable
> return renderer;
> return listrender;
> #?or f=listrender(); return f;
>
> Is it really as simple as this?

Assuming your indentation is actually OK then yes, it is
as easy as that.

> books too, but thought I'd get some more pointers as well. Web
searching
> so far only shows lambda, which is one-liner, and that won't do.

Lambda is actually a single *expression* which may cross several
lines. But with nested functions available lambda is the wrong way
to go for higher order programming in Python.

Alan g.




More information about the Tutor mailing list