language: python
python:
  - "3.8"
install:
  - pip install -r dev-requirements.txt
script:
  py.test -v --pep8 guestbook

language: python
python:
  - "3.8"
install:
  - pip install -r dev-requirements.txt
script:
  py.test -v --pycodestyle guestbook

Migrate checking pep8 tool from '--pep8' to '--pycodestyle'
Migrate checking pep8 tool from '--pep8' to '--pycodestyle'
