title: ImportError: No module named six [Windows]
body: <pre><code>import numpy as np
  import cv2
  from matplotlib import pyplot as plt
  
  img = cv2.imread('test.jpg',0)       
  orb = cv2.ORB()   
  kp = orb.detect(img,None) 
  kp, des = orb.compute(img, kp)   
  img2 = cv2.drawKeypoints(img,kp,color=(0,255,0), flags=0)
  plt.imshow(img2),plt.show()
  </code></pre>
  
  <p>I download six 1.9.0 from <a href="https://pypi.python.org/pypi/six" rel="nofollow">https://pypi.python.org/pypi/six</a> . But I copy it to "C:\Python27\Lib\site-packages\matplotlib" directory. But it doesn't work. I got the error:</p>
  
  <blockquote>
    <p>ImportError: No module named six</p>
  </blockquote>