code: def decimal_to_binary_ip(ip):
      """
      Convert dotted-decimal ip address to binary representation with help of decimal_to_binary_util
      """
      values = ip.split(".")
      binary_list = []
      for val in values:
          binary_list.append(decimal_to_binary_util(val))
      return ".".join(binary_list)
  
label_desc: Use image node_id 2 for calling a global function with example usage: decimal_to_binary_ip(ip) and returns: str