def SetKeyPathPrefix(self, key_path_prefix):
self._key_path_prefix = key_path_prefix<EOL>self._key_path_prefix_length = len(key_path_prefix)<EOL>self._key_path_prefix_upper = key_path_prefix.upper()<EOL>
Sets the Window Registry key path prefix.

        Args:
          key_path_prefix (str): Windows Registry key path prefix.