-r requirements.txt pytest==4.4.0 pytest-randomly==1.2.3 coverage==4.5.2 mock==2.0.0 flake8==3.7.7 freezegun==0.3.11 psycopg2==2.7.5 psycopg2-binary==2.7.5 codecov==2.0.15 moto==1.3.7 bandit==1.5.1 flask_profiler==1.8.1 pytest-xdist==1.28.0 pytest-cov==2.6.1