260c260
< for i in xrange(ntesters)]
---
> for i in range(ntesters)]
275,276c275,276
< tree_caches = [prototypes[0]() for i in xrange(ncaches[0])]
< tester_caches = [proto_l1() for i in xrange(ntesters)]
---
> tree_caches = [prototypes[0]() for i in range(ncaches[0])]
> tester_caches = [proto_l1() for i in range(ntesters)]