Some of tests use different method of assertTrue(isinstance(A, B))
or assertEqual(type(A), B). The correct way is to use
assertIsInstance(A, B) provided by test tools.
And add some relevant hacking files.
Change-Id: I4b154a2e2898e316c61decf856547d57b1dcc2f8
The i18n team has decided not to translate the logs because it
seems like it not very useful; operators prefer to have them in
English so that they can search for those strings on the internet.
cinder, nova, neutron and glance are removing i18n log translation
functions, once it release, it will cause omni build failed.
Related-Bug: #1701139
Change-Id: I090fde16602945035cbda66f0633371d3dfebd3c
lihaijing