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

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 (...)"