code: def main():
      args = get_args()
  
      xml_handle = open(args.xml, "r")
      output_handle = (
          sys.stdout if args.output == "-" else open(args.output, "w")
      )
  
      process_xml(xml_handle, output_handle)
  
imports: import argparse
  import sys
  from bs4 import BeautifulSoup
label_desc: Use image node_id 3 for calling a global function with example usage: main() without return types