Richard van der Hoff 5dea4d37d1 Update some comments
Add a couple of type annotations, docstrings, and other comments, in the
interest of keeping track of what types I have.

Merged from pull request #370.
2015-11-13 10:31:15 +00:00
..
2015-11-13 10:31:15 +00:00
2015-01-29 16:12:40 +00:00