In this link you can find all the material of Block 4 about feature selection.
Block 2 will review most well-know feature extraction approaches. Here you can download the slides and the notebooks of this lesson.
The first notebooks to start to work with Python: notebooks
This material has been borrowed from the Machine Learning course (thanks to Jerónimo Arenas & Jesus Cid).
Additional material to learn more about Python:
And some CodeAcademy, Edx & Coursera courses:
To work with notebooks:
Some useful notebooks: https://wakari.io/gallery