Use the 2to3 tool to perform numerous automatic conversions from Python
2 syntax to Python 3. Also fix whitespace problems that Python 3
catches that Python 2 did not.
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Simon Glass <sjg@chromium.org> [on sandbox]
Signed-off-by: Tom Rini <trini@konsulko.com>