Ruth Comer

I guess a key advantage of Google is that most people already have a Google account and many will already use Google Groups for other things. So it's incredibly easy...

Hi @dennissergeev, the Google Group has an option under "My Membership Settings" to turn off email alerts. I have "Subscription" set to "No email" but have ticked "Subscribe me to...

For dev discussion, there is also https://github.com/orgs/SciTools/teams/iris-devs/discussions, though possibly this is only accessible to core devs. If we are serious about retiring the user Google Group, we should maybe post...

I noticed that Cartopy also [links the Google Group from their README](https://github.com/SciTools/cartopy#get-in-touch), so we should probably talk to them too if we want to retire it.

May also be worth noting that on Luke Abraham's latest Google Group thread, both he and I couldn't post further updates (they just got deleted). Seems a bit flakey.

Rebased. CI is green. Ready for review 😎

Added some type hints for the method and function I modified, as well as ones required to tidy up PyRight complaints within the `collapsed` method. The form `import numpy.typing as...

~Some screenshots of the built docs:~ now redundant as we turned hints off in the docs at #4510    

Made some changes to the type hints following a chat with @bjlittle this morning, and taking some inspiration from @jamesp's [stubs](https://github.com/jamesp/iris-stubs/blob/main/iris-stubs/cube.pyi). ~The rendered docs look better:~ now redundant as we...

Now rebased. @bjlittle it's all on you now 😛