tweak octal numbers style to work with python-3

BUG=None
TEST=`./run_tests` passed

Change-Id: Ife102f80efdb5e040dc2ba96ac7aa4ee3f7a6c75
Reviewed-on: https://chromium-review.googlesource.com/173729
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
16 files changed