code: def Init():
    
    VFS_HANDLERS.clear()
    _VFS_VIRTUALROOTS.clear()
    vfs_virtualroots = config.CONFIG["Client.vfs_virtualroots"]
  
    VFS_HANDLERS[files.File.supported_pathtype] = files.File
    VFS_HANDLERS[files.TempFile.supported_pathtype] = files.TempFile
    VFS_HANDLERS[sleuthkit.TSKFile.supported_pathtype] = sleuthkit.TSKFile
    if vfs_registry is not None:
      VFS_HANDLERS[vfs_registry.RegistryFile
                   .supported_pathtype] = vfs_registry.RegistryFile
  
    for vfs_virtualroot in vfs_virtualroots:
      try:
        handler_string, root = vfs_virtualroot.split(":", 1)
      except ValueError:
        raise ValueError(
            "Badly formatted vfs virtual root: %s. Correct format is "
            "os:/path/to/virtual_root" % vfs_virtualroot)
  
      handler_string = handler_string.upper()
      handler = rdf_paths.PathSpec.PathType.enum_dict.get(handler_string)
      if handler is None:
        raise ValueError(
            "VFSHandler {} could not be registered, because it was not found in"
            " PathSpec.PathType {}".format(handler_string,
                                           rdf_paths.PathSpec.PathType.enum_dict))
  
      # We need some translation here, TSK needs an OS virtual root base. For
      # every other handler we can just keep the type the same.
      if handler == rdf_paths.PathSpec.PathType.TSK:
        base_type = rdf_paths.PathSpec.PathType.OS
      else:
        base_type = handler
      _VFS_VIRTUALROOTS[handler] = rdf_paths.PathSpec(
          path=root, pathtype=base_type, is_virtualroot=True)
docs: Register all known vfs handlers to open a pathspec types.