Fix rainforest_raven typing

[cdce8p]

Proposed change

Make message_key a required key.

It's present on all EntityDescriptions and can't be None for the data lookup here:

core/homeassistant/components/rainforest_raven/sensor.py

Lines 141 to 144 in 2b43271

	@property
	def _data(self) -> Any:
	"""Return the raw sensor data from the source."""
	return self.coordinator.data.get(self.entity_description.message_key, {})

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[home-assistant]

Hey there @cottsay, mind taking a look at this pull request as it has been labeled with an integration (rainforest_raven) you are listed as a code owner for? Thanks!

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[cottsay]

Should this have been caught by the pre-commit checks?

[cdce8p]

Should this have been caught by the pre-commit checks?

Not necessarily. It's not an actual bug but rather just a typing issue. I only found it as I'm testing an experimental versions of Mypy.

[cottsay]

I only found it as I'm testing an experimental versions of Mypy.

Understood, thanks!

[jpbede]

Looks good, thanks @cdce8p 👍