code: def __init__(self):
      pass
  
file_path: ml-neuman/data_io/colmap_helper.py
imports: import os
  import re
  from collections import namedtuple
  import numpy
  from tqdm import tqdm
  from geometry.basics import Translation, Rotation
  from cameras.camera_pose import CameraPose
  from cameras.pinhole_camera import PinholeCamera
  from cameras import captures
  from scenes import scene
label_desc: Use image node_id 1 to create a new ColmapAsciiReader object  with example: obj = ColmapAsciiReader()