Cython is a Python compiler. This means that it can compile normal Python code without changes (with a few obvious exceptions of some as-yet unsupported language features). However, for performance ...

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.

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* 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 ...

(among others). They're correct in that the functions return a Python Object, but incorrect in that they aren't explicitly marked as noexcept. Expected behaviour No (or few) warnings OS Linux Python ...