Merge pull request #1596 from gchq/dependabot/npm_and_yarn/backend/vi… #504

	name: Publish Bailo Distribution to PyPI

	on:
	push:
	branches: [main]

	jobs:
	build:
	name: Build distribution
	runs-on: ubuntu-latest
	outputs:
	files-changed-output: ${{ steps.files-changed.outputs.any_changed }}

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0

	# Check for changed init file (for new version)
	- name: Get changed init files
	id: files-changed
	uses: tj-actions/changed-files@v40
	with:
	files: \|
	lib/python/src/bailo/__init__.py

	# Setup Python
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"

	# Install build package
	- name: Install pypa/build
	run: python3 -m pip install build --user

	# Build Bailo distribution
	- name: Build a binary wheel and a source tarball
	run: \|
	cd lib/python
	python3 -m build

	# Upload Bailo artifact
	- name: Store the distribution packages
	uses: actions/upload-artifact@v4
	with:
	name: python-package-distributions
	path: lib/python/dist/

	publish-to-pypi:
	name: Publish Bailo distribution to PyPI
	needs:
	- build
	runs-on: ubuntu-latest

	environment:
	name: pypi
	url: https://pypi.org/p/bailo

	permissions:
	id-token: write

	steps:
	# Retrieve Bailo artifact
	- name: Download all the dists
	if: needs.build.outputs.files-changed-output == 'true'
	uses: actions/download-artifact@v4
	with:
	name: python-package-distributions
	path: lib/python/dist/

	# Publish artifact to PyPI
	- name: Publish distribution to PyPI
	if: needs.build.outputs.files-changed-output == 'true'
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	packages-dir: lib/python/dist/

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