This post shows you how to use arrays in Python and why this data structure is so useful. A foundational skill for data science, coding, ... Also read: How to use lists in Python.

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 .

Python is convenient and flexible ... This lets you set or read individual elements in an array. However, if you want to modify all the elements of an array, you’re best off using NumPy ...