* Added `itertools.unique_everseen` from Python docs.
6.6
===
* Added `dateutil.parse_timedelta`.
6.5
===
* Added `itertools.remove_duplicates` and `itertools.every_other`. * `functools.compose` now allows the innermost function to take arbitrary arguments.
6.4
===
* Added `dictlib.BijectiveMap`.
6.3
===
* Added cmdline module.
6.2
===
* Added IntervalGovernor to `timing` module. Allows one to decorate a function, causing that function to only be called once per interval, despite the number of calls attempted. * Added `itertools.suppress_exceptions`. Use it to iterate over callables, suppressing exceptions.