1-> it use simple YOLO and CNN(hidden layer) for draw and predict grid on image which help to classify classes .
2-> And use COCO Dataset for labelling Object
3-> in this we provid .ipynb and .py file you choose one which run easly on your system.
4-> for Weight file click on given link and easly download (SIZE_236mb) (https://pjreddie.com/media/files/yolov3.weights)
5-> Download this weight file and make sure on run time main file (Object_detection.py/.ipynb) present in same folder.