calling a function indirectly

Jeff Hinrichs jlh at cox.net
Wed Feb 20 07:24:55 CET 2002


If you wanted to get away from the dangerous eval, you could put your
functions inside of a class and then,
class foo:
    def func(self):
        return 'hello'

y=foo()
x =getattr(y,"func")
print x()

-Jeff

"Grant Edwards" <grante at visi.com> wrote in message
news:slrna769j8.1hv.grante at tuxtop.visi.com...
> In article <a4v7s6$13tk at r02n01.cac.psu.edu>, Rajarshi Guha wrote:
> > Hi,
> >   is it possible to have a variable contain a function name, and use the
> > variable to call the function?
> > An example:
> >
> > def func:
> >    some code
> >
> > funcvar = 'func'
> >
> > Now use funcvar (somehow!) to call func
>
> How about this:
>
>     def func():
>         print "hello"
>
>     x = func
>
>     x()
>
> It doesn't use the name of the function, but if you really want
> to do it that way you can do this:
>
>     def func():
>         print "hello"
>
>     x = "func"
>
>     eval(x)()
>
> --
> Grant Edwards                   grante             Yow!  I want a
VEGETARIAN
>                                   at               BURRITO to go... with
>                                visi.com            EXTRA MSG!!





More information about the Python-list mailing list