Error: b’You need to install postgresql-server-dev-X.Y for building a server-side extension or libpq-dev for building a client-side application. ’

解决方法安装相关依赖：

sudo apt-get install libpq-dev

安装成功后，再次运行安装命令或相关配置文件

pip3 install  psycopg2==2.8