savannahar68 / camscanner-python Goto Github PK

ap = argparse.ArgumentParser()
ap.add_argument("-i", "--image", required = True, help = "Path to the image to be scanned")
args = vars(ap.parse_args())

when I running this part I am getting errors. how can I fix it?

usage: ipykernel_launcher.py [-h] -i IMAGE
ipykernel_launcher.py: error: the following arguments are required: -i/--image

An exception has occurred, use %tb to see the full traceback.

SystemExit: 2

runfile('/home/frohro/Downloads/CamScanner-Python/scannerApp.py', args='-i images/receipt.jpg', wdir='/home/frohro/Downloads/CamScanner-Python')
Reloaded modules: imutils, imutils.convenience, imutils.meta
STEP 1: Edge Detection
Traceback (most recent call last):

File "", line 1, in
runfile('/home/frohro/Downloads/CamScanner-Python/scannerApp.py', args='-i images/receipt.jpg', wdir='/home/frohro/Downloads/CamScanner-Python')

File "/usr/lib/python3/dist-packages/spyder_kernels/customize/spydercustomize.py", line 678, in runfile
execfile(filename, namespace)

File "/usr/lib/python3/dist-packages/spyder_kernels/customize/spydercustomize.py", line 106, in execfile
exec(compile(f.read(), filename, 'exec'), namespace)

File "/home/frohro/Downloads/CamScanner-Python/scannerApp.py", line 72, in
cnts = sorted(cnts, key = cv2.contourArea, reverse = True)[:5]

error: OpenCV(4.1.0-dev) /home/frohro/Projects/opencv/modules/imgproc/src/shapedescr.cpp:274: error: (-215:Assertion failed) npoints >= 0 && (depth == CV_32F || depth == CV_32S) in function 'contourArea'