validate #145

	name: validate

	on:
	schedule:
	- cron: '00 00 * * MON'
	push:
	branches: [main]
	pull_request:
	branches: [main]
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.9',]
	architecture: ['x64']
	steps:
	- name: Checkout onnx/tutorials
	uses: actions/checkout@v2

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	architecture: ${{ matrix.architecture }}

	- name: flake8 check
	run: \|
	python -m pip install -q --upgrade pip
	python -m pip install -q flake8
	flake8

	- name: Validate changed URLs from this PR
	run: \|
	git fetch --all
	python workflow_scripts/validate_changed_urls.py

	- name: Weekly validate all URLs under onnx/tutorials
	if: (github.event_name == 'schedule') # Only triggered by weekly event
	run: \|
	python workflow_scripts/validate_all_urls.py

Provide feedback