Format import-js.py according to PEP 0008
Format import-js.py according to PEP 0008

PEP 0008 is the official Python style guide, so it seems like a
reasonable choice for our python code to follow it.

https://www.python.org/dev/peps/pep-0008/

trotzig/import-js,trotzig/import-js,Galooshi/import-js,trotzig/import-js