For an existing VM that's need to be managed by Openstack, its NICs
are already existed and coupled to some vswitch, so there is
no need to do grant access again or couple nic to vswitch.
Also fix ut.
Signed-off-by: Shu Juan Zhang <email@example.com>
Failure is caused by packages conflict as below
The conflict is caused by:
The user requested pyflakes>=2.1.1
hacking 0.12.0 depends on pyflakes==0.8.1
Also there are further failure on py36, py37
- update hacking version requirement
- update neutron code branch from master to ussuri
- add oslo.policy<=3.6.0 requirement