The for loop construction in Python easily iterates over a collection of items. ... and use the variable digit to hold each number in turn: for digit in [3,1,4,1,5,9]: print (digit) ...

This post explains how to use loops in Python. You'll learn FOR loops, WHILE loops, BREAK, ... Finally, we can actually change the iterator – the number of steps taken on each loop.

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 perfo… ...