At the moment, scipy-lectures is probably the best comprehensive introduction to the scientific python ecosystem. If you're looking for a more detailed overvie

At the moment, scipy-lectures is probably the best comprehensive introduction to the scientific python ecosystem. If you're looking for a more detailed overview of just numpy, the original numpy book (http://www.tramy.us/numpybook.pdf http://www.tramy.us/numpybook.pdf ) is quite good, as well.