Iterating through two lists

[Denis S. Otkidach]

On Fri, 24 May 2002, jb wrote:

j> I have two lists, x and y with the property len(x) = len(y).
j>
j> I should like to achive this (x is a list of class instances)
j>
j>   for (a,b) in (x,y): a.f(b)
j>
j> Is there a fancy way of doing this or have I to introduce an
j> auxillary
j> counter (that is very easy but maybe not very "lispy", that
j> is
j> "python-like").

If lists are not very lange try this:

for a, b in zip(x, y): a.f(b)