/usr/share/man/man1/x86_64-linux-gnu-python-config.1.gz is in libpython-dev 2.7.15~rc1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/x86_64-linux-gnu-python2.7-config.1.gz
/usr/share/man/man1/x86_64-linux-gnu-python2.7-config.1.gz