In the latest release of 2014.1.4 nova, commit 4b46a86f8a2af096e399df8518f8269f825684e0 introduces a new dependency for oslo.utils in nova/compute/api.py.
In the latest release of 2014.1.4 nova, commit 4b46a86f8a2af09 6e399df8518f826 9f825684e0 introduces a new dependency for oslo.utils in nova/compute/ api.py.