howto handle nested for

Peter Otten __peter__ at web.de
Fri Sep 28 11:53:54 EDT 2012


Neal Becker wrote:

> I know this should be a fairly basic question, but I'm drawing a blank.
> 
> I have code that looks like:
>  
>   for s0 in xrange (n_syms):
>         for s1 in xrange (n_syms):
>             for s2 in xrange (n_syms):
>                 for s3 in xrange (n_syms):
>                     for s4 in range (n_syms):
>                         for s5 in range (n_syms):
> 
> Now I need the level of nesting to vary dynamically.  (e.g., maybe I need
> to add
> for  s6 in range (n_syms))
> 
> Smells like a candidate for recursion.  Also sounds like a use for yield. 
> Any suggestions?

for s in itertools.product(range(n_syms), repeat=6):
    print s




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