gistfile1.txt

swift@saio:~$ python
Python 2.7.3 (default, Feb 27 2014, 19:58:35)
[GCC 4.6.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import concurrent
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: No module named concurrent
>>> import concurrent.futures
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: No module named concurrent.futures
>>>
swift@saio:~$ sudo pip install futures
Downloading/unpacking futures
  Downloading futures-2.1.6-py2.py3-none-any.whl
Installing collected packages: futures
Successfully installed futures
Cleaning up...
swift@saio:~$
swift@saio:~$
swift@saio:~$ python
Python 2.7.3 (default, Feb 27 2014, 19:58:35)
[GCC 4.6.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import concurrent.futures
>>>