add self.classes_ #178

	name: Build Docs

	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@v1
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -e ".[dev]"
	- name: Build Docs
	run: \|
	mkdocs build

Provide feedback