Python 3.6 error with ROS Kinetic

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Hello. I am trying to import cv2 in python3 shell and i get:

Python 3.6.2 (default, Aug  1 2017, 15:35:23) 
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import cv2
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/local/lib/python3.6/site-packages/cv2/__init__.py", line 7, in <module>
    **from . import cv2**

**ImportError: cannot import name 'cv2'**

how can i solve this?

Also i have vitual enviroment with "workon"