Installs PyGithub on Housekeep Actions (#689) #491

	name: Development Build
	on:
	push:
	branches:
	- main
	concurrency: dev-${{ github.ref }}
	jobs:
	build-windows:
	name: Build
	uses: ./.github/workflows/ci-windows.yml
	build-linux:
	name: Build
	uses: ./.github/workflows/ci-linux.yml
	build-mac:
	name: Build
	uses: ./.github/workflows/ci-mac.yml
	housekeep:
	name: Housekeep
	runs-on: ubuntu-latest
	steps:
	- name: Install Python modules
	run: pip install PyGithub
	- name: Update PRs
	run: \|
	from datetime import datetime
	from github import Auth, Github

	now = datetime.now()
	gh = Github(auth=Auth.Token("${{ secrets.GITHUB_TOKEN }}"))
	repo = gh.get_repo("${{ github.repository }}")

	for pull in repo.get_pulls("open", "updated", "desc", "${{ github.ref_name }}"):
	if (now - pull.updated_at).days > 30:
	break
	pull.add_to_labels("B-out-of-date")
	shell: python

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