-r requirements.txt
pytest==4.2.1
pytest-mock==1.10.1
pytest-cov==2.6.1
pytest-xdist==1.26.1
requests-mock==1.5.2
freezegun==0.3.11
flake8==3.7.5
flake8-print==3.1.0

-r requirements.txt
pytest==4.3.0
pytest-mock==1.10.1
pytest-cov==2.6.1
pytest-xdist==1.26.1
requests-mock==1.5.2
freezegun==0.3.11
flake8==3.7.5
flake8-print==3.1.0

Update pytest from 4.2.1 to 4.3.0
Update pytest from 4.2.1 to 4.3.0