Condition-controlled loops have a condition that is tested at the start of the iteration to determine whether or not the iteration should occur. With each iteration, the condition is tested again.

(See “Flow control” below.) This isn’t wrong as such, but it misses the point of how Python works. A for loop in Python doesn’t require an index; it can just traverse the object to be ...

Sometimes when using a condition-controlled (WHILE) loop there may be a situation where the code contained within the iteration is never run. This is because the condition is tested at the start ...