Using indexes and enumerate with a Python for loop. Developers who come to Python from languages like C, C++, or Java will often create an index variable that is used to step through the object ...

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.

You’re probably familiar with looping over objects in Python using English-style syntax like this: people = [['Sam', 19 ... But if we try to use this in a for-loop instead of calling ...

In general, for loops are used when you know exactly how many times you plan to run a loop; a while loop is used when the number of iterations is uncertain. Conditional Statement Basic Structure: if ...

First, you can’t just transport straight C for loops into Python. There has to be some concession to Python syntax. The initial attempt was clever but not clever enough.