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Contours : Getting Started —— the code is wrong

Open zhoux0130 opened this issue 5 years ago • 0 comments

source code: image, contours, hierarchy = cv2.findContours(thresh,cv2.RETR_TREE,cv2.CHAIN_APPROX_SIMPLE)

ValueError: not enough values to unpack (expected 3, got 2)

source url: https://opencv-python-tutroals.readthedocs.io/en/latest/py_tutorials/py_imgproc/py_contours/py_contours_begin/py_contours_begin.html?highlight=findcontours

zhoux0130 avatar Aug 20 '20 23:08 zhoux0130