This PS implements the following changes:
- switches freeze approach to requirements-direct.txt and
requirements-frozen.txt files
- adjusts code tabulation style according to yapf recommendations
- replaces deprecated usage of responce.body attribute with
responce.text
- fixes integration tests in controlled by Makefile + tox
- uplifts Helm to v3.9.4
Change-Id: I751db72eb8f670825382f11a36657112faeb169a
The existing max_workers setting for the ThreadPoolExecutor caps the
number of nodes that can be deployed concurrently to 16. This change
allows more threads to be run in parallel, allowing the operator to
deploy more nodes at once.
Change-Id: I6d1dfa7ad8f5e03a8328311e6b59ee116a250462