Jonas Melian wrote: > Is there any way more efficient for run a nested loop? > > ------ > for a in list_a: > for b in list_b: > if a == b: break
efficient in running time? lines of code? What you have is pretty simple, what don't you like about it? In Python 2.4 you could use a generator expression: for (a for a in list_a for b in list_b if a==b): break If you want to know which is faster you have to time them... Kent _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor