install opencv pip install opencv install keras and tensorflow
Create folder Name pretrained_models Dowload the 2 file from the below link and save pretarined model https://github.com/opencv/opencv/blob/master/data/haarcascades/haarcascade_frontalface_alt.xml https://drive.google.com/uc?id=12Ub2ZUtiYXL1QKUPlAy6oOG4Qhn0GM0H&export=download