[jcarrano]

Yes, that's one of the ways one is supposed to optimize Python. Writing a tiny performance-sensitive part of a Python app in C/C++ is a possibility that many people do not think about when they decide they are going to develop the whole app in C/C++ and can be a much a smarter choice.

[phoe-krk]

In a way, but at this point your stack is Python/C++, where Python serves the role of a high-level language and C++ serves the role of the fast one. You're not optimizing Python-as-a-language at that point; you're FFIing to another codebase written in a different language.

So, if anything, the title should say "Python, when linked with C++ code, can make (...)"