how to download opencv 3.0+ code example
Example 1: install opencv
sudo pip3 install opencv-contrib-python
Example 2: install opencv
curl https://elektronicavoorjou.nl/wp-content/uploads/2020/06/install-openCV.html?_t=1591714866 | bash
sudo pip3 install opencv-contrib-python
curl https://elektronicavoorjou.nl/wp-content/uploads/2020/06/install-openCV.html?_t=1591714866 | bash