Get the repair file get-pip.py
Access get repair file
Find the download link of the corresponding version file, such as Python 3.5, https://bootstrap.pypa.io/pip/3.5/get-pip.py
Download using WGet, WGet https://bootstrap.pypa.io/pip/3.5/get-pip.py
Execute the file using the corresponding version of python, Python 3.5 get pip. Py