chunk_content: t_ds = ds["test"]
  
  Prepare label maps
  	
  Create a dictionary that maps a label id to a label class, which will be useful when setting up the model later: 
  label2id: maps the semantic classes of the dataset to integer ids.
  id2label: maps integer ids back to the semantic classes.
  
  
  	Copied
  import json
  from huggingface_hub import cached_download, hf_hub_url
  
  repo_id = "huggingface/label-files"
  filename = "ade20k-hf-doc-builder.json"
  id2label = json