This post shows you how to use arrays in Python and why this data structure is so useful. ... When using lists in Python, you store a series of values each with a numbered index.

When you call the Cython function in your Python code, send the entire NumPy array object as an argument for that function call. Perform all the iteration over the object in Cython .

Im guessing this is built into the language, but I can't seem to find anything on it, and I'm just trying to get it done, so here I am to ask. Have a nested array that my function is returning ...