In the following example, we loop through a list of numbers, and use the variable digit to hold each number in turn: Strings in Python are considered ... of items, one for each time they ...

If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant performance ...

Consider [Tushar Sadhwani] who wanted to create a classic C-style for loop inside of Python. He did it ... you might need to do something exotic and one of these techniques could save the day.