range() allocates an actual list when called. xrange() is just an iterator
and creates the next range item on demand. This provides a slight
performance increase.
In python 3, range will do what xrange does currently, but the upgrade will
be handled by the 2to3 tool.
(Bitbake rev: 73b40f06444cb877a5960b2aa66abf7dacbd88f0)
Signed-off-by: Bob Foerster <robert@erafx.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>