Speaking of Python-C++ convergence:

A Slice of Python in C++

by Eric Niebler

From the article:

This post describes a fun piece of hackery that went into my Range-v3 library recently: a Python-like range slicing facility with cute, short syntax. It’s nothing earth-shattering from a functionality point of view, but it’s a fun little case study in library design, and it nicely illustrates my philosophy of library design...