unused import in the __init__.py

[shimwell]

This is reducing the flake 8 warnings

perhaps ___all__ = [import import] could be used

as described here

https://stackoverflow.com/questions/31079047/python-pep8-class-in-init-imported-but-not-used

[shimwell]

Also on the imports topic, I tried to run the isort package on the imports and this resulted in circular dependencies :-(