What’s the differences between these two pieces of code ?

[iMath]

What’s the differences between these two  pieces of code ?
(1)
for i in range(1, 7):
print(2 * i, end='   ')


(2)
for i in range(1, 7):
    print(2 * i, end='   ')
print()


when executed both  respectively in Python shell ,I  get  the same effect . Who can tell me why  ?