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问题1 polygraphy.exe不存在 解决方法:重新安装polygraphy pip uninstall polygraphy -y pip install polygraphy  问题2 Traceback (most recent call last): File ".\script\main.py", line 207, in cv2.imshow('detect', img_show) cv2.error: OpenCV(4.7.0) D:\a\opencv-python\opencv-python\opencv\modules\highgui\src\window.cpp:1272: error: (-2:Unspecified error)...