Add default value for tokenizer path #456

	name: Formatting

	on:
	push:
	branches:
	- 'staging**'
	pull_request:
	branches:
	'**'

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:

	# formatting and basic install on cpu-only machine
	formatting:
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v2

	- name: environment
	run: \|
	which python
	python --version
	pip install pre-commit>=2.20.0

	- name: Formatting checks
	run: \|
	pre-commit run --all-files

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