Using NumPy for array and matrix math in Python Many mathematical operations, especially in machine learning or data science, involve working with matrixes, or lists of numbers. The naive way to ...

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.

You also can reshape arrays. So if you wanted to take the earlier example of the first 100,000 integers and turn it into a three-dimensional array, you could do something like this: old_array = ...

NumPy, the Python package for scientific computing, is an adolescent with prospects for a prolific maturity. Written by Tiernan Ray, Senior Contributing Writer Sept. 25, 2020 at 10:19 a.m. PT ...