pip是python環境的包管理工具，用它可以方便地管理第三方包，其功能類似於Linux系統下的yum或apt-get。

常用命令：

To list all the options that pip can use:>>> pip --help

Search packages from the PyPi repository:>>> pip search package

Install PyPi packages(//by default, pip will install the latest version of packages):>>> pip install package

Specify the particular version of package you plan to install (//specific version): >>> pip install package==1.0.4

Check the detailed installed folders and files:>>> pip show --files package

Check which packages are out of date and need updating:>>> pip list --outdated

List out all the installed packages:>>> pip list

Update package:>>> pip install -U package or pip install --upgrade package

Remove package:>>> pip uninstall package

pip常用命令