language: python
python:
  - "3.3"
  - "3.4"
  - "3.5"
  - "3.6"
install:
  - pip install .
  - pip install -r test_requirements.txt
script:
  - pytest --pylint --doctest-modules --pylint-error-types=WEF --cov=smserver smserver test

language: python
python:
  - "3.3"
  - "3.4"
  - "3.5"
  - "3.6"
install:
  - pip install .
  - pip install -r test_requirements.txt
script:
  - py.test --pylint --doctest-modules --pylint-error-types=WEF --cov=smserver smserver test

Use py.test instead of pytest
Use py.test instead of pytest
