pre-commit config file

.pre-commit-config.yaml

fail_fast: true
repos:
-   repo: https://github.com/ambv/black
    rev: 18.6b4
    hooks:
    - id: black
      language_version: python3.6

-   repo: https://github.com/pre-commit/mirrors-mypy
    rev: v0.610-1
    hooks:
    -   id: mypy

-   repo: https://github.com/pre-commit/pre-commit-hooks
    rev: master
    hooks:
    -   id: flake8
        args: ["--ignore","E501, W503, E203", "--exclude=00*,manage.py,settings.py"]

checks.sh

#!/usr/bin/env bash
set -e

default_command=( mypy flake8 )
for command in ${@:-"${default_command[@]}"}
do
    pre-commit run ${command} --all-files
done

As used in my medium post https://medium.com/@fooshm/development-flow-in-serverless-environment-from-the-trenches-d42021b7aef0