nit: pep8 fixes
nit: pep8 fixes

Change-Id: I3d268ab935b0826b66d4c70bb5068b9a8119462e
Signed-off-by: Sandro Bonazzola <fcb014d63786651910af5db2ecc5316c668188ef@redhat.com>

oVirt/ovirt-iso-uploader,oVirt/ovirt-iso-uploader