Remove python2 compatibility code
- Removing use of
__future__imports - Removing explicit file utf-8 coding statements
- Adopting python3 style string formatting
- Adopting python3 style dicts and sets
- Use python3 style exceptions
- Removing the use of
sixfor python 2-3 compatibility - Removal of build dependencies on
six - C++ extension code
- Documentation
Closes #478 (closed)
Edited by Ulrik Pedersen