Syntax 1
for variable in sequence:
...
for variable1,variable2,variable3... in <list of tuples>:
...
Example
for fruit in ['apple', 'orange', 'banana']:
print("I ate a(n) " + fruit)
Syntax 2
for variable in range:
...
Example 1
for x in range(5): #print out numbers from 0 to 4
print(x)
Example 2
for x in range(2,5): #print out numbers from 2 to 4
print(x)
Example 3
for x in range(1,8,2): #print out numbers 1, 3, 5, and 7
print(x)