In link packaging.python.org

In-link is a link that points from your website to another website. These are out-links list of packaging.python.org ( 5 )

packaging.python.org

www.pypa.io	Check link
pypa.io	Check link
pip-installer.org	Check link
www.pip-installer.org	Check link
python-packaging-zh.readthedocs.io	Check link