Bump pytz from 2023.3.post1 to 2023.4 #154

	name: test_docs_build
	on:
	# Trigger on pull requests against the master branch
	pull_request:
	branches:
	- main
	jobs:
	test_docs_build:
	runs-on: ubuntu-latest
	strategy:
	# Spawn and run a job for each of two supported Python 3.x versions
	matrix:
	python: ["3.10", "3.11"]

	steps:
	- uses: actions/checkout@v3

	- name: Set up a version of Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}

	- name: Upgrade pip and install Tox
	run: \|
	python -m pip install --upgrade pip
	python -m pip install tox

	- name: Run tests using Tox
	run: tox -e py

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