Hopefully bringing advanced techniques to general public, thought to share relatively easy to use module for MIR (music information retrieval) - librosa (https://librosa.github.io)
Demo: http://nbviewer.jupyter.org/github/librosa/librosa/blob/master/examples/LibROSA%20demo.ipynb
Gallery: http://librosa.github.io/librosa_gallery/index.html
Docs: https://librosa.github.io/librosa/index.html
https://github.com/librosa/librosa