Scikit-learn - scikit-learn (formerly scikits.learn) is an open source machine learning library for the Python programming language.
Pandas - Pandas is an open source library providing high-performance, easy-to-use data structures and data analysis tools for the Python.
NumPy - NumPy is the fundamental package for scientific computing with Python
xlwings - xlwings is a Python library that makes it easy to call Python from Excel and vice versa
OpenCV - OpenCV is the world's biggest computer vision library
PyXLL - PyXLL is an Excel Add-In that enables developers to extend Excel’s capabilities with Python code.