Python : pass variable name as argument

Question

I have a function f(x) in which many local variables are created. x is a string with the same name as one of these local variables and I would like

Answer 1

use dictionary like this:

def f(x):
     d = {"a" :[1,2,3],"b" : [2,3,4],"c" : [3,4,5]}
     d[x][0] = 10

     return d