tree bbaf78b668f8620eeea5ad7603f53dc5cf2f3a07
parent 8fd8f9942a73ccf0c97df8da47a541c7bfb97aad
author Wyatt Hepler <hepler@google.com> 1583462867 -0800
committer CQ Bot Account <commit-bot@chromium.org> 1583536415 +0000

pw_presubmit: Enable mypy and get it passing

- Fix several typing issues.
- Disable type checking in several places where mypy wasn't working
  correctly.
- Enable mypy.
- Execute individual steps in the same order as they are provided with
  --step.

Change-Id: I229cf8ee39a4db5067c1923b4acfc5fcd164f733