don't attempt to deepcopy lock objects, they don't like that
don't attempt to deepcopy lock objects, they don't like that

rivenz/pyfilesystem,pombreda/pyfilesystem,Konubinix/pyfilesystem,PyFilesystem/pyfilesystem,pmitros/pyfs,pmitros/pyfs,flying-circus/pyfilesystem,piranna/pyfilesystem,zopyx/pyfilesystem