message: add update base dir to scenario gen
diff: @@ -43,6 +43,10 @@ class ScenarioGeneration:
  def get_scenario(self, idx):
  return self._scenario_list[idx].copy()
  + def update_map_base_dir(self, map_base_dir):
  + for scenario in self._scenario_list:
  + scenario._map_file_name = os.path.join(map_base_dir, scenario._map_file_name)
  +
  def __iter__(self):
  self._current_iter_idx=0
  return self
  