Traceback (most recent call last):
File "~/animal-tracking/track.py", line 283, in <module>
floorCrop(filename)
File "~/animal-tracking/track.py", line 97, in floorCrop
contours, hierarchy = cv2.findContours(mask, cv2.RETR_LIST, cv2.CHAIN_APPROX_SIMPLE)
ValueError: too many values to unpack (expected 2)