We're attempting to upgrade to Cython 3.0.x in pandas-dev/pandas#55179, but seeing some performance regressions. We've tracked a number of these down to our use of ndarray without any dtype or ...

The following code using @cython.ufunc, a slight variation of the documentation, crashes reproducibly on import on Windows with Python 3.11/3.12, Cython 3.0.9/3.1.0a0, numpy 1.26.4, Visual Studio 2022 ...

Python is a powerful programming language that is easy to learn and easy to work with, but it is not always the fastest to run—especially when you’re dealing with math or statistics. Third-party ...

Long in development, the new major release of the Python-to-C compiler sheds legacy Python support and readies Cython developers for big changes in Python. The main goal behind Cython is to make it ...

Abstract: This paper proposes a library for implementing the genetic algorithm using Python mainly in NumPy and speeding-up its execution using Cython. The preliminary Python implementation is ...