repos:
  - repo: https://github.com/psf/black
    rev: 19.3b0
    hooks:
      - id: black

repos:
  - repo: https://github.com/psf/black
    rev: 19.3b0
    hooks:
      - id: black
        args: [--line-length 100]

Update pre-commit-hook to line len 100.
Update pre-commit-hook to line len 100.
