/usr/lib/python2.7/dist-packages/lldb is in python-lldb-4.0 1:4.0.1-10~deb9u2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/../../llvm-4.0/lib/python2.7/site-packages/lldb