Do not preserve immutables in nested functions #5141

	name: tests

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	workflow_dispatch:

	jobs:
	test:

	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	python: [3.8, 3.9, "3.10", 3.11, 3.12]

	steps:
	- uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	- name: Setup Python
	uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v5.1.0
	with:
	python-version: ${{ matrix.python }}
	- name: Install tox
	run: pip install tox
	- name: Run tox on python version from matrix
	run: tox -e py

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