/usr/share/lua/5.2/pl/ is in lua-penlight 1.2.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/lua/5.2/pl/Date.lua
/usr/share/lua/5.2/pl/List.lua
/usr/share/lua/5.2/pl/Map.lua
/usr/share/lua/5.2/pl/MultiMap.lua
/usr/share/lua/5.2/pl/OrderedMap.lua
/usr/share/lua/5.2/pl/Set.lua
/usr/share/lua/5.2/pl/app.lua
/usr/share/lua/5.2/pl/array2d.lua
/usr/share/lua/5.2/pl/class.lua
/usr/share/lua/5.2/pl/compat.lua
/usr/share/lua/5.2/pl/comprehension.lua
/usr/share/lua/5.2/pl/config.lua
/usr/share/lua/5.2/pl/data.lua
/usr/share/lua/5.2/pl/dir.lua
/usr/share/lua/5.2/pl/file.lua
/usr/share/lua/5.2/pl/func.lua
/usr/share/lua/5.2/pl/import_into.lua
/usr/share/lua/5.2/pl/init.lua
/usr/share/lua/5.2/pl/input.lua
/usr/share/lua/5.2/pl/lapp.lua
/usr/share/lua/5.2/pl/lexer.lua
/usr/share/lua/5.2/pl/luabalanced.lua
/usr/share/lua/5.2/pl/operator.lua
/usr/share/lua/5.2/pl/path.lua
/usr/share/lua/5.2/pl/permute.lua
/usr/share/lua/5.2/pl/pretty.lua
/usr/share/lua/5.2/pl/seq.lua
/usr/share/lua/5.2/pl/sip.lua
/usr/share/lua/5.2/pl/strict.lua
/usr/share/lua/5.2/pl/stringio.lua
/usr/share/lua/5.2/pl/stringx.lua
/usr/share/lua/5.2/pl/tablex.lua
/usr/share/lua/5.2/pl/template.lua
/usr/share/lua/5.2/pl/test.lua
/usr/share/lua/5.2/pl/text.lua
/usr/share/lua/5.2/pl/utils.lua
/usr/share/lua/5.2/pl/xml.lua