More documentation and README's for this package can be found in the directory /usr/share/doc/python3.6/ The upstream documentation can be found after installation of the python-doc package in the directory /usr/share/doc/python3/html A draft of the "Debian Python Policy", mostly needed for Debian package maintainers can be found in /usr/share/doc/python Sometime it will be moved to /usr/share/doc/debian-policy in the debian-policy package.