-i https://pypi.org/simple atomicwrites==1.3.0 attrs==19.1.0 importlib-metadata==0.18 more-itertools==7.2.0 packaging==19.0 pluggy==0.12.0 py==1.8.0 pyparsing==2.4.1.1 pytest==5.0.1 six==1.12.0 wcwidth==0.1.7 zipp==0.5.2