/usr/share/man/man1/x86_64-linux-gnu-python3.7dm-config.1.gz is in libpython3.7-dbg 3.7.0~b3-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/x86_64-linux-gnu-python3.7m-config.1.gz