A puzzle about the StopIteration exception

This category is for help and general discussion. This is a general discussion topic. I found the interface to the StopIteration exception a bit puzzling. I think I’ve solved the puzzle now. Perhaps some of you would like to look at it, and try to solve it yourself. I’d post the solution in about a week or so. The puzzle is also available at Python's StopIteration exception puzzled me. Here's why. What's going on here? BTW, I've solved the puzzle. · GitHub. Here’s the puzzle. What’s going on ...