2.0.1

• Fix a couple broken code cells in section 6.1 (#330)
• Add links to convenience_functions.py (#230)
• Change index to tuple (#321)
• Fix import warning (#319)

2.0.0 -- first stable edition

Although the guide was around for a year or two before this edition was tagged, this is the first "stable" version.

test release for zenodo

Just a test release, nothing new here...