code: def hf_hub_login():
      """Login to huggingface hub using the token stored in ~/.cache/huggingface/token and returns a HfApi client
      object that can be used to interact with HF Hub."""
      cached_token_path = os.path.join(
          os.path.expanduser("~"), ".cache", "huggingface", "token"
      )
  
      if not os.path.exists(cached_token_path):
          login(add_to_git_credential=True)
  
      with open(cached_token_path) as f:
          hf_token = f.read()
  
      hf_api = HfApi(token=hf_token)
      assert hf_api.token == hf_token
  
      return hf_api
  
imports: from __future__ import annotations
  import logging
  import os
  from abc import ABC, abstractmethod
  from huggingface_hub import HfApi, login
label_desc: Use image node_id 1 for calling a global function with example usage: hf_hub_login() and returns: hf_api