pip - jenhaoyang/backend_blog GitHub Wiki
pip 清理cache和不產生cache的方法
pip install --no-cache-dir <package>: install a package without using the cache, for just this run.
pip config set global.cache-dir false: configure pip to not use the cache "globally" (in all commands)
pip cache remove matplotlib: removes all wheel files related to matplotlib from pip's cache.
pip cache purge: to clear all files from pip's cache.