python3.4

Python 3.4.3 (v3.4.3:9b73f1c3e601, Feb 23 2015, 02:52:03)
[GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
Type "help", "copyright", "credits" or "license" for more information.

>>> print("Hello world")
Hello world

>>>counter = 5
>>>
>>> while counter > 0:
...     counter -= 1
...     print()
... print("Hello World")

File "<stdin>", line 4
print("Hello World")
    ^
SyntaxError: invalid syntax

>>> counter = 5
>>> while counter > 0:
    counter -= 1
    print("Hello")


Hello
Hello
Hello
Hello
Hello
>>>