Demo project error using ./pants test --debug-adapter

Run a test PANTS_SHA=32111b242c7248ec553926b78957a5ae5d259366 ./pants test helloworld/person/models_test.py

Run a test using debug adapter PANTS_SHA=32111b242c7248ec553926b78957a5ae5d259366 ./pants test --debug-adapter helloworld/person/models_test.py

Attaching via VSCode Debugger results in following error:

ModuleNotFoundError: No module named 'pex'