code: def check_url(url):
      """Cheks if an URL is broken
  
      Arguments
      ---------
      url: string
          URL to check
  
      Returns
      -------
      Bool
          False if the URL is broken, True otherwise.
      """
      try:
          response = requests.head(url)
          if response.status_code == 404 or response.status_code > 499:
              return False
          else:
              return True
      except requests.ConnectionError:
          return False
  
file_path: speechbrain/tests/utils/check_url.py
imports: import os
  import re
  import time
  import requests
  from tqdm.contrib import tqdm
  from speechbrain.utils.data_utils import get_all_files
label_desc: Use image node_id 3 for calling a global function with example usage: check_url(url) and returns: False, True, False