Although Scikit-learn is now a standalone Python library on Github and has been adopted by big companies like Spotify, it had an inauspiscious start as a third-party extension to the SciPy library.

announced today the inclusion of Intel's Machine Kernel Library (MKL) Performance-Optimizations for data science and machine learning Python packages in ActivePython 2.7.13 and ActivePython 3.5.3 ...

A Python implementation of the Torch machine learning framework ... to be a wrapper for an external C/C++ library. Existing packages like NumPy, SciPy, and Cython (for compiling Python to C ...