Switch to pinned conda Rust dependency #3116

	---
	name: Python style check
	on: [pull_request]

	# When this workflow is queued, automatically cancel any previous running
	# or pending jobs from the same branch
	concurrency:
	group: style-${{ github.head_ref }}
	cancel-in-progress: true

	# Required shell entrypoint to have properly activated conda environments
	defaults:
	run:
	shell: bash -l {0}

	jobs:
	pre-commit:
	name: Run pre-commit hooks
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: conda-incubator/[email protected]
	with:
	miniforge-variant: Mambaforge
	use-mamba: true
	python-version: "3.9"
	channel-priority: strict
	- name: Ensure we use conda rust toolchain
	run: \|
	rustup self uninstall -y

	mamba install -c conda-forge rust=1.77

	which python
	pip list
	mamba list
	- uses: pre-commit/[email protected]

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