How to fix Python ModuleNotFoundError: No module named 'cv2' on Windows

Problem:

You see an error message like the following one when running some Python code on Windows:

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "C:\Users\ukoeh\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.9_qbz5n2kfra8p0\LocalCache\local-packages\Python39\site-packages\cv_algorithms__init__.py", line 5, in <module>
    from .text import *
  File "C:\Users\ukoeh\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.9_qbz5n2kfra8p0\LocalCache\local-packages\Python39\site-packages\cv_algorithms\text.py", line 7, in <module>
    import cv2
ModuleNotFoundError: No module named 'cv2'

Solution

Install the opencv-python package using

pip install opencv-python

and retry.