树莓派查看usb设备 ls -l /dev/tty*

树莓派 python3 -m venv venv

source venv/bin/activate

pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install uwsgi -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install PyCryptodome -i https://mirrors.aliyun.com/pypi/simple/