check version of opencv pythin code example

Example 1: how to check opencv version using python

$ python # "python3"- if you are using another version of python
>>>import cv2
>>>cv2.__version__

Example 2: check version for opencv

Checking your OpenCV version using Python
$ python					#for python3 use python3
>>> import cv2
>>> cv2.__version__
'3.0.0'