Create update_changelog.py #2

	name: Update Changelog

	on:
	pull_request:
	types:
	- opened
	- synchronize
	push:
	branches:
	- master

	jobs:
	update:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.x

	- name: Install dependencies
	run: \|
	pip install PyGithub
	pip install python-dateutil

	- name: Run script
	run: python update_changelog.py ${{ github.sha }} ${{ github.token }}

	- name: Commit changes
	run: \|
	git config --local user.email "action@github.com"
	git config --local user.name "GitHub Action"
	git add changelog.md
	git commit -m "Update changelog"
	git push

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