-r requirements.txt
pytest==4.6.3
pytest-cov==2.7.1
coveralls==1.8.1

-r requirements.txt
pytest==5.0.1
pytest-cov==2.7.1
coveralls==1.8.1

Update pytest from 4.6.3 to 5.0.1
Update pytest from 4.6.3 to 5.0.1