code: def MapFile(self, key_path_prefix, registry_file):
      
      self._registry_files[key_path_prefix.upper()] = registry_file
      registry_file.SetKeyPathPrefix(key_path_prefix)
docs: Maps the Windows Registry file to a specific key path prefix.
  
      Args:
        key_path_prefix (str): key path prefix.
        registry_file (WinRegistryFile): Windows Registry file.