When trying to import cv2 (openCV library) in Jupyter Notebook, the error string prompted out: no module named cv2. We can use the command line in terminal to download the required module as below:
```
pip install opencv-python
```
When trying to import cv2 (openCV library) in Jupyter Notebook, the error string prompted out: no module named cv2. We can use the command line in terminal to download the required module as below:
```
pip install opencv-python
```