Answers for "find opencv version"

install opencv python

pip install opencv-python
pip install opencv-contrib-python

how to check opencv version using python

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

install opencv

sudo pip3 install opencv-contrib-python

how to check opencv version

$ python -c 'import cv2; print(cv2.__version__)' # 'python3' - if you are using another version of python

check version for opencv

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