code: def test_point_cloud_refs(user, cleanup):
      assert_media_obj_referential_equality(_make_point_cloud())
  
imports: import base64
  import binascii
  import os
  import shutil
  import time
  from math import cos, pi, sin
  import boto3
  import botocore
  import google.cloud.storage
  import numpy
  import pytest
  import wandb
  from bokeh.plotting import figure
  from wandb.sdk.artifacts.storage_handlers.gcs_handler import GCSHandler
  from wandb.sdk.artifacts.storage_handlers.s3_handler import S3Handler
label_desc: Use image node_id 20 for calling a global function with example usage: test_point_cloud_refs(user, cleanup) without return types