In python 3.8 and 3.9, asyncio.Event/Lock/etc cannot be created before the
event loop itself is created. Hence, to have Plugins.__init__ create an
Event, we need to postpone creating Plugins() from setUpClass to setUp.
follow-up 90f39bce88
In python 3.8 and 3.9, asyncio.Event/Lock/etc cannot be created before the
event loop itself is created. Hence, to have Plugins.__init__ create an
Event, we need to postpone creating Plugins() from setUpClass to setUp.
follow-up 90f39bce88