tree 741844b689a340670b1673f6c69133387760ff40
parent cfc1b00d70e4a52e0b3139984453a8b17f1084cc
author Illyoung Choi <iychoi@opennetworking.org> 1561418127 -0700
committer Illyoung Choi <iychoi@opennetworking.org> 1561743581 -0700

Implement workflow essence extractor
- Extract useful information from airflow workflow code
- Produce "essence" as a json output
- Output will be passed to workflow controller for workflow management

No source code change.

Change-Id: I01de9939fdf699522e81c369676c33c73a38b4bc