I have seen this issue before when switching between versions of Senlin in git. When I encountered this issue the senlin/drivers/ folder had an empty folder called openstack in it.
I deleted this folder and everything returned to normal.
I have seen this issue before when switching between versions of Senlin in git. When I encountered this issue the senlin/drivers/ folder had an empty folder called openstack in it.
I deleted this folder and everything returned to normal.