Fix for issue #7563 #798

	name: mypy

	on:
	pull_request:
	push:
	branches: [main]

	jobs:
	mypy:
	runs-on: ubuntu-latest
	defaults:
	run:
	shell: bash -l {0}
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
	- name: Cache conda
	uses: actions/cache@v4
	env:
	# Increase this value to reset cache if environment-test.yml has not changed
	CACHE_NUMBER: 0
	with:
	path: ~/conda_pkgs_dir
	key: ${{ runner.os }}-py39-conda-${{ env.CACHE_NUMBER }}-${{
	hashFiles('conda-envs/environment-test.yml') }}
	- name: Cache multiple paths
	uses: actions/cache@v4
	env:
	# Increase this value to reset cache if requirements.txt has not changed
	CACHE_NUMBER: 0
	with:
	path: \|
	~/.cache/pip
	$RUNNER_TOOL_CACHE/Python/*
	~\AppData\Local\pip\Cache
	key: ${{ runner.os }}-build-${{ matrix.python-version }}-${{ env.CACHE_NUMBER }}-${{
	hashFiles('requirements.txt') }}
	- uses: conda-incubator/setup-miniconda@v2
	with:
	miniforge-variant: Mambaforge
	miniforge-version: latest
	mamba-version: "*"
	activate-environment: pymc-test
	channel-priority: strict
	environment-file: conda-envs/environment-test.yml
	python-version: "3.10" # Run pre-commit on oldest supported Python version
	use-mamba: true
	use-only-tar-bz2: false # IMPORTANT: This may break caching of conda packages! See https://github.com/conda-incubator/setup-miniconda/issues/267
	- name: Install-pymc and mypy dependencies
	run: \|
	conda activate pymc-test
	pip install -e .
	pip install --pre -U polyagamma
	python --version
	- name: Run mypy
	run: \|
	conda activate pymc-test
	python ./scripts/run_mypy.py --verbose

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