Update deployment to use py3

Registered by Chason Chan

For many ubuntu API services has dropped support for python 2, we need to update both deployment and images to use python 3 depending on the service.

Currently, There is a patch to update images: https://review.openstack.org/#/c/625298/

Blueprint information

Status:
Complete
Approver:
Mark Goddard
Priority:
Essential
Drafter:
Chason Chan
Direction:
Approved
Assignee:
Chason Chan
Definition:
Approved
Series goal:
Accepted for train
Implementation:
Implemented
Milestone target:
milestone icon 9.0.0
Started by
Mark Goddard
Completed by
Mark Goddard

Related branches

Sprints

Whiteboard

Gerrit topic: https://review.openstack.org/#q,topic:bp/python3-support,n,z

Addressed by: https://review.openstack.org/627954
    [WIP] ubuntu: update to Stein UCA

Gerrit topic: https://review.opendev.org/#/q/topic:bug/1838719

Addressed by: https://review.opendev.org/674241
    ubuntu: update configuration Stein UCA

Gerrit topic: https://review.opendev.org/#/q/topic:bp/python3-support

Addressed by: https://review.opendev.org/675822
    Update python_path for "source" install type

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Work Items

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