class_docstr: Small util which generate the path/urls for the visualizations.
code: def get_url(self, builder):
      return self._base_url + self._get_name(builder)
  
imports: import collections
  import dataclasses
  import json
  import os
  import textwrap
  from typing import Any, Dict, List, Mapping, Optional, Tuple, Union
  import tensorflow_datasets
  from tensorflow_datasets.core import constants
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
label_desc: Use image node_id 3 for calling the VisualizationDocUtil obj's underlying member method code with example usage: obj.get_url(builder) and returns: unknown