version: 2.1

jobs:
  test:
    docker:
      - image: circleci/python:latest
    working_directory: ~/repo
    parameters:
      python:
        type: string
      django:
        type: string
    steps:
      - checkout
      - run: tox -e "py<< parameters.python >>-django<< parameters.django >>"

workflows:
  default-workflow:
    jobs:
      - test:
          matrix:
            parameters:
              python: ["36", "37", "38", "39"]
              django: ["22", "30", "31"]

version: 2.1

jobs:
  test:
    docker:
      - image: circleci/python:latest
    working_directory: ~/repo
    parameters:
      python:
        type: string
      django:
        type: string
    steps:
      - checkout
      - run: pip install tox
      - run: tox -e "py<< parameters.python >>-django<< parameters.django >>"

workflows:
  default-workflow:
    jobs:
      - test:
          matrix:
            parameters:
              python: ["36", "37", "38", "39"]
              django: ["22", "30", "31"]

Install tox in circleci builds
Install tox in circleci builds
