Another set of features NumPy offers that let you do advanced computation techniques without Python loops are called universal functions, or ufunc s for short. ufunc s take in an array, perform ...

Arrays are super useful. If you want even more details about python and arrays - this is a very useful site from Cornell. My python-foo will probably never catch up with The Virtuosi.

As the name implies, pure Python mode uses native Python syntax to express Cython’s behaviors and constructs, making it much easier for Python programmers to get started with Cython.