Today, while working on PR #102, I've noticed several issues with bgcval2. Stuff like arguments that do nothing, things that are imported but never used, and some pep8 non-compliance. It would be nice to make it pretty.

Also, I've discovered the pycharm community python IDE today, so I might try to use that to generate some comments, and clean things up a bit.

Edit:
Files that I've run over:

• bgcval2_make_report.py
• analysis_compare.py

Wider issues this has uncovered: