It is already happening and with the availability of the tools like PyO3 [1] (it allows Python developers to write performance-critical code in Rust and then expose it as a Python module) the Rustication of the Python will be progressing while some controversies will appear [2]. Adding new language adds complexity to the python code base but it is always good to have at least choice and decide case-by-case if use Rust in Python app or not.

[1] https://github.com/PyO3/pyo3

[2] https://safjan.com/rustification-of-python/#drawbacks-and-co...