Use cache to achieve faster generation of Chinese HowNet replacement … #1505

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Build documentation with Sphinx

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.8]

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	sudo sed -i 's/azure\.//' /etc/apt/sources.list # workaround for flaky pandoc install
	sudo apt-get update # from here https://github.com/actions/virtual-environments/issues/675
	sudo apt-get install pandoc -o Acquire::Retries=3 # install pandoc
	python -m pip install --upgrade pip setuptools wheel # update python
	pip install ipython --upgrade # needed for Github for whatever reason
	python setup.py install_egg_info # Workaround https://github.com/pypa/pip/issues/4537
	pip install -e .[dev]
	pip install jupyter 'ipykernel<5.0.0' 'ipython<7.0.0' # ipykernel workaround: github.com/jupyter/notebook/issues/4050
	- name: Build docs with Sphinx and check for errors
	run: \|
	sphinx-build -b html docs docs/_build/html

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