string to list of numbers conversion

[Peter Otten]

jm.suresh at no.spam.gmail.com wrote:

>   I have a string '((1,2), (3,4))' and I want to convert this into a
> python tuple of numbers. But I do not want to use eval() because I do
> not want to execute any code in that string and limit it to list of
> numbers.
>   Is there any alternative way?

http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/364469

Peter