Yolo assignment 1 car detectio cell 5 code

Can someone provide the cell 5 code in assignment 1 Car detection. it was the test code for iou. i probably delete somehting. it currently show me this kind of error
Cell #5. Can’t compile the student’s code. Error: SyntaxError(‘EOF while scanning triple-quoted string literal’, (‘/tmp/student_solution_cells/cell_5.py’, 27, 623, ‘'''\n## Test case 1: boxes intersect\n## Test case 1: boxes intersect\nbox1 = (2, 1, 4, 3)\nbox2 = (1, 2, 3, 4) \nprint("iou for intersecting boxes = " + str(iou(box1, box2)))\n\n## Test case 2: boxes do not intersect\nbox1 = (1,2,3,4)\nbox2 = (5,6,7,8)\nprint("iou for non-intersecting boxes = " + str(iou(box1,box2)))\n\n## Test case 3: boxes intersect at vertices only\nbox1 = (1,1,2,2)\nbox2 = (2,2,3,3)\nprint("iou for boxes that only touch at vertices = " + str(iou(box1,box2)))\n\n## Test case 4: boxes intersect at edge only\nbox1 = (1,1,3,3)\nbox2 = (2,3,3,4)\nprint("iou for boxes that only touch at edges = " + str(iou(box1,box2)))\n’))

Hello @Yi_Yang1

Please check out this post for how you can get a clean copy of the notebook, then you can copy whatever you need from there back.