Since our code will only support py3. So remove six is necessary. Change-Id: I3738118b1898421ee41e9e2902c255ead73f3915
Merge scoring_engine.py and scoring_container.py to base.py Change-Id: I5cada2c9f7832827c1bccfdea1b0a2138b18bfc9 Closes-Bug: #1617376