mlguruz

Flow `on_start` hook

1

### First check - [X] I added a descriptive title to this issue. - [X] I used the GitHub search to find a similar request and didn't find it. -...

[BUG] kwargs are not respected

3

If I just ran the example from the doc: ``` from decorator import decorator @decorator def warn_slow(func, timelimit=60, *args, **kw): print(kw) t0 = time.time() result = func(*args, **kw) dt =...