Allow building tests with Python 3 (no string.atoi)
Allow building tests with Python 3 (no string.atoi)

Signed-off-by: Rebecca Palmer <2decb937e7eca5e941ec22bc308fd452fe4ab2bb@zoho.com>
Reviewed-by: Yang Rong <78759e37dc7114caed18f74e7515c5cb519dbf6d@intel.com>

wdv4758h/beignet,wdv4758h/beignet,wdv4758h/beignet,wdv4758h/beignet,wdv4758h/beignet