iterating over two arrays in parallel?

[mh at pixar.com]

I want to interate over two arrays in parallel, something like this:

    a=[1,2,3]
    b=[4,5,6]

    for i,j in a,b:
        print i,j

where i,j would be 1,4,    2,5,   3,6  etc.

Is this possible?

Many TIA!
Mark

-- 
Mark Harrison
Pixar Animation Studios