34 env: TOXENV=py27-postgres
36 env: TOXENV=py34-postgres
38 env: TOXENV=py35-postgres
40 env: TOXENV=py36-postgres
42 env: TOXENV=py37-postgres
44 env: TOXENV=py38-postgres
46 env: TOXENV=py27-sqlite
48 env: TOXENV=py34-sqlite
50 env: TOXENV=py35-sqlite
52 env: TOXENV=py36-sqlite
54 env: TOXENV=py37-sqlite
56 env: TOXENV=py38-sqlite
58 env: TOXENV=py27-flake8
60 env: TOXENV=py38-flake8
63 - travis_retry pip install --upgrade "pip<19.1" "setuptools<44" tox ppu
69 - remove-old-files.py -o 180 ~/.cache/pip