sudo apt-get update
sudo apt-get upgrade
sudo apt-get install git
sudo apt-get install python3-pip
sudo apt-get install python-is-python3
git clone https://github.com/ultralytics/yolov5
cd yolov5
pip install -U -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple
python detect.py
python detect.py --weights yolov5s.pt --source 0