code: def __str__(self):
      string = f"this scene is captured by a {self.num_cams} cameras rig, has {self.num_views} views, and in total {len(self.captures)} captures"
      if self.point_cloud is not None:
          string += f", with {self.point_cloud.shape[0]} points"
      return string
  
file_path: ml-neuman/scenes/scene.py
imports: import os
  from tqdm import tqdm
label_desc: Use image node_id 2 for calling the RigCameraScene obj's underlying member method code with example usage: obj.__str__() and returns: string