'cli2 help datetime' raises error
> cli2 help datetime
File "/virtualenvs/kcl/src/cli2/cli2/console_script.py", line 21, in __get__
width = len(max(obj.keys(), key=len)) + 2
ValueError: max() arg is an empty sequence
If cli2 doesn't find any callables, then there aren't any keys to work with.