in this project you gonna learn how to use open cv to detect faces with haarcascade_frontalface_default.xml
first you need to download harhaarcascade_frontalface_default.xml
download haarcascade : https://iweb.dl.sourceforge.net/project/magicvisionport/mvp/cascades/haarcascade_frontalface_default.xml
download openCv :
-open prompt command
-tap "pip install opencv-python"
