python: Fixing W191
python: Fixing W191

Removing useless W191 error

Signed-off-by: Erwan Velu <dbf153a4f846e5c13692f4d75719ee25e7660abd@redhat.com>

JrCs/ceph-docker,ceph/ceph-docker,JrCs/ceph-docker,JrCs/ceph-docker,ceph/ceph-docker