[HBASE-21712] Make submit-patch.py python3 compatible

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha-1, 2.2.0, 2.1.3, 2.0.5
• Component/s: tooling
• Release Note: Python3 support was added to dev-support/submit-patch.py. To install newly required dependencies run `pip install -r dev-support/python-requirements.txt` command.
• Assignee: Tommy Li
• Reporter: Tommy Li
• Created: 13/Jan/19 20:20
• Updated: 02/Oct/19 17:15
• Resolved: 16/Jan/19 08:31

Description

Attached patch was submitted with `python3 dev-support/submit-patch.py -b master -srb -jid HBASE-21712`