Mark Dickinson

See also #1662.

> I wonder if/how cron jobs can be setup using github actions https://docs.github.com/en/actions/reference/events-that-trigger-workflows#scheduled-events

> Additionally we import optional dependencies from `traits.testing.optional_dependencies` I'd recommend not doing this: that code is really just a convenience for Traits itself, and it could easily change without reference...

> Some of these we may want to expose in an api module since they are being used? So as a general principle, I don't want Traits to become a...

Re: TraitList > I _think_ we already have an issue for this. #1332

> Just to clarify pyface should be importing traits and then using `traits.__version__` then instead of `from traits.version import version`? Well, first you should back up a step. Why does...

+1 for easier ways to spell `Union(None, Int())`, `Union(None, Float())` and `Union(None, Str())` - this would make it easier to avoid a class of bugs where the default is used...

> Should users ever write `Optional(Instance(SomeModel))`? And I'd say "probably yes" here - it's a nice way to indicate to the code reader that yes, it really is intentional that...

> 👋 Hi Kevin! 👋 > Is that alright if I open a PR here? Absolutely, yes! > Is this issue still good / relevant / worth doing? I think...

> * what happens if there is no async event loop running? (nothing? error? start an event loop and call run?) On another project (using Panel rather than Traits), I...