尝试使用 virtualenv 设置您的环境，并仅安装所需的库

try setting up your environment with a virtualenv, and install in there only the required libraries

关于使用虚拟环境的一些细节在这里:https://virtualenv.pypa.io/en/稳定/

some details on working with virtual env are here: https://virtualenv.pypa.io/en/stable/