Hi,

 Modifications applied [7/7]
  - [X] Use git checkout which has tests
  - [X] Swap to pyproject-build-system
  - [X] Fix inputs indention
  - [X] Shorten synopsis
  - [X] Simplify description
  - [X] Run tests in parallel
  - [X] Update to 1.6.5

Pushed as a879dd8b360adcf8f7d69c317dec8cae0f48270c to master.

Thanks,
Oleg