Else in Python For Loop For loop in Python can have an optional else block. Each item in the list is assigned to iterating_var, and the statement(s) block is executed until the entire sequence is exhausted. For Loop WorkFlow in Python The for loop can include a single line or a block of code with multiple statements. First For Loop – Second Iteration: for 1 in range(0, 4) The condition is True. Then, the first item in the sequence is assigned to the iterating variable iterating_var. Here, we took the assistance of the len() built-in function, which provides the total number of elements in the tuple as well as the range() built-in function to give us the actual sequence to iterate over. Like other programming languages, for loops in Python are a little different in the sense that they work more like an iterator and less like a for keyword. Create a Python program to print numbers from 1 to 10 using a for loop. Before executing the code inside the loop, the value from the sequence gets assigned to the iterating variable (“iter”). Open … In this tutorial, we will learn how to implement for loop for each of the above said collections. and perform the same action for each entry. You can define your own iterables by creating an object with next() and iter() methods. Iterating over a sequence is called traversal. The sequence or collection could be Range, List, Tuple, Dictionary, Set or a String. When the above code is executed, it produces the following result −, An alternative way of iterating through each item is by index offset into the sequence itself. For example: For loop from 0 to 2, therefore running 3 times. This is less like the for keyword in other programming languages, and works more like an iterator method as found in other object-orientated programming languages. If you've done any programming before, you have undoubtedly come across a for loop or an equivalent to it. In Python, there is no C style for loop, i.e., for (i=0; i