如何修复 Python ModuleNotFoundError: No module named cv2 (Windows)

问题：

在 Windows 上运行某些 Python 代码时，你看到类似以下的错误消息：

cv2_missing.txt

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'

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'

解决方案

使用以下命令安装 opencv-python 包

install_opencv.sh

pip install opencv-python

pip install opencv-python

然后重试。

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