I have an Ubuntu 14.04 system, on which I want to install OpenCV and use it with Python 2.x. I installed OpenCV using the instructions here: https://help.ubuntu.com/community/OpenCV The install seemed to run properly, no errors, the script ended with output OpenCV 2.4.9 ready to be used When I try to run the sample Python script, I get the following: $ python opencv.py Traceback (most recent call