/usr/share/man/man1/x86_64-linux-gnu-python3dm-config.1.gz is in libpython3-dbg 3.4.0-0ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/x86_64-linux-gnu-python3.4dm-config.1.gz