Description

Python 3.10 has been released on 2021-10-04: https://www.python.org/downloads/

Azure CLI needs to support Python 3.10 like how we supported 3.9 (#16611).

TODOs

• Knack supports Python 3.10: Support Python 3.10 microsoft/knack#250
• azdev supports Python 3.10: Support Python 3.10 azure-cli-dev-tools#319
• CI passes with Python 3.10
  • Dependencies like pytest, pylint are updated to the Python 3.10 compatible version: {Pylint} Adapt to Pylint 2.11.1 #20192
  • New pylint check failures are fixed or ignored: {Pylint} Adapt to Pylint 2.11.1 #20192
  • All test cases pass: [Packaging] Support Python 3.10 #20195