janco@fileserver:~$ python3.4
Python 3.4.0 (default, Jun 19 2015, 14:20:21)
[GCC 4.8.2] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import threading
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: No module named 'threading'
>>>