code: def _load_model(self):
          
          super()._load_model()
          self.mujoco_robot.set_base_xpos([0, 0, 0])
  
          # load model for table top workspace
          self.mujoco_arena = TableArena(
              table_full_size=self.table_full_size, table_friction=self.table_friction
          )
          if self.use_indicator_object:
              self.mujoco_arena.add_pos_indicator()
  
          # The sawyer robot has a pedestal, we want to align it with the table
          self.mujoco_arena.set_origin([0.45 + self.table_full_size[0] / 2, 0, 0])
  
          # task includes arena, robot, and objects of interest
          self.model = TableTopTask(
              self.mujoco_arena,
              self.mujoco_robot,
              self.mujoco_objects,
              self.object_initializer,
          )
          self.model.place_objects()
docs: Loads the arena and pot object.