Python 3.4+ and above all have their own pip tool. pip is a third-party library management tool for Python that provides functions for searching, downloading, installing, and uninstalling Python packages.
1. Check if pip is installed in the system
pip --version
2. Install the python library
pip install -v library name==version number # install the specified version
Or pip install library name #install the latest
3. Delete the python library
pip uninstall library name==version number
Or pip uninstall library name
4. List all libraries of the system
pip list
pip freeze #Do not display the built-in library
pip freeze --all
5. Display specific information of the library
pip show library name
6. Upgrade pip
pip install upgrade pip
7. Commonly used commands are introduced above, and the more detailed ones are shown in the figure below, which can be viewed as required.
