We add the flake8 configuration used so we ensure everyone uses the same.
We remove the usage of __all__ for non public API.
When possible, we rationalize the class name according to its __name__ and module.
issue9082
review297061002
- remove invalid escape sequence
- use read_file instead of read_fp
- use importlib instead of imp and __import__
- use callable instead of instance of collections.Callable
- fix silent file closing
- replace SafeConfigParser by ConfigParser
- replace decodestring by decodebytes
- replace encodestring by encodebytes
issue7666
issue7390
review53361004