Certain principles hold for the use of iterators: In general, you should be able to have multiple traversals in progress at the same time; that is, an iterator should allow for the concept of nested ...

NumPy is known for being fast, but could it go even faster? Here’s how to use Cython to accelerate array iterations in NumPy. NumPy gives Python users a wickedly fast library for working with data in ...

I've been racking my brain on a problem that reminds me of something from Project Euler. I need to iterate over the upper triangle (diagonal excluded) of a square matrix (or lower triangle, it doesn't ...