A for loop in Python doesn’t require an index; ... Serdar has been writing about computers, operating systems, databases, programming, and other information technology topics for 30 years.

This post explains how to use loops in Python. You'll learn FOR loops, WHILE loops, BREAK, ... Here, you write “while” followed by a test statement, a colon, and a code block.

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… ...