numpy>=1.10.1       # core  libraries
scipy>=0.16.1
pandas>=0.18.0,<0.21
scikit-learn>=0.18.0,<0.19
nltk>=3.2.1
pytest>=3.0.1
flask>=0.12.0         # web libraries
requests>=2.7.0
marshmallow>=2.12.2
webargs>=1.5.3
flask-apispec>=0.3.2
