/usr/lib/x86_64-linux-gnu/libsvn_swig_py2.7-1.so.1 is in python-subversion 1.8.10-6+deb8u6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libsvn_swig_py2.7-1.so.1.0.0
/usr/lib/x86_64-linux-gnu/libsvn_swig_py2.7-1.so.1.0.0