$ make format
isort src
WARNING: Unable to parse file src due to [Errno 21] Is a directory: '/home/pvoborni/dev/freeipa/mrack/src'
isort tests
WARNING: Unable to parse file tests due to [Errno 21] Is a directory: '/home/pvoborni/dev/freeipa/mrack/tests'
black src
...
After:
$ make format
isort --recursive src
isort --recursive tests
black src
...
Before:
After: