# pip > Python package manager. > Some subcommands such as `pip install` have their own usage documentation. > More information: . - Install a package (see `pip install` for more install examples): `pip install {{package}}` - Install a package to the user's directory instead of the system-wide default location: `pip install --user {{package}}` - Upgrade a package: `pip install --upgrade {{package}}` - Uninstall a package: `pip uninstall {{package}}` - Save installed packages to file: `pip freeze > {{requirements.txt}}` - Show installed package info: `pip show {{package}}` - Install packages from a file: `pip install --requirement {{requirements.txt}}`