从PyPI中安装包

>>> pip install SomePackage    [...]    Successfully installed SomePackage

从PyPI或其他地方安装下载的包

>>> pip install SomePackage-1.0-py2.py3-none-any.whl    [...]    Successfully installed SomePackage

显示已安装的文件：

>>> pip show --files SomePackage    Name: SomePackage    Version: 1.0    Location: /my/env/lib/pythonx.x/site-packages    Files:      ../somepackage/__init__.py       [...]

列出已过时的包信息：

>>> pip list --outdated    SomePackage (Current: 1.0 Latest: 2.0)

更新包：

>>> pip install --upgrade SomePackage    [...]    Found existing installation: SomePackage 1.0      Uninstalling SomePackage:        Successfully uninstalled SomePackage    Running setup.py install for SomePackage    Successfully installed SomePackage

卸载包：

>>> pip uninstall SomePackage    Uninstalling SomePackage:      /my/env/lib/pythonx.x/site-packages/somepackage    Proceed (y/n)? y    Successfully uninstalled SomePackage