Speed without drag: making code faster when there's no time to waste A practical walkthrough over the state-of-the-art of low-friction numerical Python enhancing solutions, covering: exhausting CPython, NumPy, Numba, Parakeet, Cython, Theano, Pyston, PyPy/NumPyPy and Blaze. http://nbviewer.ipython.org/github/diezguerra/pydata-sv-speed-talk/blob/master/Speed%20without%20drag%20-%20Saul%20Diez-Guerra.ipynb