chore(poetry): unpin pyparsing after fixing a bug #8

	name: CI

	on: [ push, pull_request ]

	jobs:
	test:
	runs-on: ubuntu-latest
	timeout-minutes: 5

	steps:
	- name: Check out repository code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.7

	- name: Install Poetry
	run: \|
	pip install poetry
	poetry config virtualenvs.path ~/.cache/pypoetry/virtualenvs

	- name: Restore virtualenv from cache
	id: cache
	uses: actions/cache@v1
	with:
	path: ~/.cache/pypoetry/virtualenvs
	key: poetry-${{ hashFiles('poetry.lock') }}

	- name: Install dependencies
	if: steps.cache.outputs.cache-hit != 'true'
	run: poetry install

	- name: Run linter
	run: poetry run flake8

	- name: Run tests
	run: poetry run pytest

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