charuco.py

# p = cv.aruco_CharucoDetector(cv.aruco_Board)
dictionary = cv.aruco.getPredefinedDictionary(cv.aruco.DICT_5X5_1000)
parameters = cv.aruco.CharucoParameters()
board = cv.aruco.CharucoBoard([7, 7], 0.03, 0.023, dictionary)
detector = cv.aruco.CharucoDetector(board, parameters)

im_gray = np.asarray(d.image)

corners, ids, marker_corners, marker_ids = detector.detectBoard(im_gray)

print(corners.shape)
im = cv.aruco.drawDetectedCornersCharuco(im_gray, corners)
im = cv.aruco.drawDetectedMarkers(im, marker_corners)

# im_gray  = board.generateImage([600, 600])
plt.imshow(im, cmap='gray')