howto handle nested for
Ian Kelly
ian.g.kelly at gmail.com
Fri Sep 28 11:49:36 EDT 2012
On Fri, Sep 28, 2012 at 8:39 AM, Neal Becker <ndbecker2 at gmail.com> 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?
levels = 6
for combination in itertools.product(xrange(n_syms), levels):
# do stuff
Cheers,
Ian
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