1 - Instalação OpenCV no ubuntu ou debian
$ sudo apt-get install libopencv-dev python-opencv
1.1 - Remoção do pacote
$ sudo apt-get autoremove libopencv-dev python-opencv
2 - Instalação do OpenCV do site oficial
Faça download do arquivo: INSTALL-OpenCV.sh
$ bash install-opencv.sh
$ pip install virtualenv
$ virtualenv env
$ source env/bin/activate
Para acessar o Pack: OpenCV-Python
(env)$ pip install opencv-python
Collecting opencv-python
Downloading opencv_python-3.1.0.2-cp27-cp27mu-manylinux1_x86_64.whl (6.2MB)
100% |████████████████████████████████| 6.2MB
Collecting numpy>=1.11.1 (from opencv-python)
Downloading numpy-1.11.1-cp27-cp27mu-manylinux1_x86_64.whl (15.3MB)
100% |████████████████████████████████| 15.3MB
Installing collected packages: numpy, opencv-python
Successfully installed numpy-1.11.1 opencv-python-3.1.0.2
(env)$ python
Python 2.7.12 (default, Jul 1 2016, 15:12:24)
[GCC 5.4.0 20160609] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import cv2
>>>