Making pretty. Work in Progress.
WIP, fix mismatched brackets.
WIP, fix overzealous import cleanup.
WIP, docstrings, long lines.
WIP, no reason to leak the length of the password.
Indent consistently
WIP, make pretty, comment.
Don't mention accessing "fields" as attributes.

- They aren't fields, they're items.
- There may be more of them than fields.
- Computed field values can't be found via attribute lookup.

So just let people use the API.
PEP8 fixes and tidying.
Merge pull request #241 from plomino/jean-flake8-make-pretty

flake8 make pretty