/usr/lib/llvm-3.7/ is in python-lldb-3.7 1:3.7.1-2ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/llvm-3.7/lib/
/usr/lib/llvm-3.7/lib/python2.7/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/__init__.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/_lldb.so
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/argdumper
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/embedded_interpreter.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/Logger.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/__init__.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/attrib_fromdict.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/cache.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/cpp/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/cpp/__init__.py
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/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/cpp/libcxx.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/formatters/metrics.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/libLLVM-3.7.1.so.1
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/libLLVM-3.7.so.1
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/runtime/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/runtime/__init__.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/utils/
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/utils/__init__.py
/usr/lib/llvm-3.7/lib/python2.7/site-packages/lldb/utils/symbolication.py