Update contract.py #229

	name: Lint and Format

	on: [push, pull_request]

	jobs:
	lint_and_format:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.8'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install black pylint

	- name: Run black
	run: black --check .

	# - name: Run pylint
	# run: pylint $(find . -name "*.py")

	- name: Format code
	run: \|
	chmod +x format_code.sh
	./format_code.sh

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