Document Python dependencies
Test Plan:
$ python3 -m venv /path/to/new-venv $ source /path/to/new-venv/bin/activate $ pip install -r requirements.txt $ cd _tests $ make python -m unittest discover modules ........ ---------------------------------------------------------------------- Ran 8 tests in 0.196s OK
Reviewers: dereckson
Reviewed By: dereckson
Differential Revision: https://devcentral.nasqueron.org/D1190