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.

Cython 0.25 appeared late last week with a bevy of improvements that benefit Python developers translating their projects into C, as well as C/C++ developers looking to interoperate with Python.

Cython* is a superset of Python* that additionally supports C functions and C types on variable and class attributes. Cython is used for wrapping external C libraries that speed up the execution ...