iteration in python meaning code example

Example 1: what is iteration in python

# Iteration is the execution of a statement repeatedly and without
# making any errors.

Example 2: how to use iteration in python

for i = 1 to 10
    <loop body>

Example 3: how to use iteration in python

n = 5
while n > 0:
    print n
    n = n-1
print 'Blastoff!'