Code Quality improvement

[yellowbean]

using static code analyzer

• mypy
• pyright
• pytype

Ref: https://ioflood.com/blog/mypy/#:~:text=Pytype%3A%20Google's%20Static%20Type%20Analyzer&text=In%20this%20example%2C%20Pytype%20is,are%20worthy%20alternatives%20to%20consider.

Goal

setup github action to run static code analyzer on each commit

• https://github.com/jakebailey/pyright-action
• https://github.com/google/pytype
• https://github.com/marketplace/actions/mypy-action