code: def main():
      args = parse_args()
  
      logging.basicConfig(level=logging.DEBUG)
      logging.debug(args)
  
      stat_dict = defaultdict(int)
  
      for line in sys.stdin:
          tokens = line.strip().split(" ")
  
          if is_tag(tokens[0]):
              tag = tokens[0]
              tokens.pop(0)
              stat_dict[tag] += 1
          else:
              stat_dict["NO_START_TAG"] += 1
  
          keep_tokens = []
  
          for token in tokens:
              if is_tag(token):
                  stat_dict["TAG_WITHIN_SENTENCE"] += 1
                  continue
              else:
                  keep_tokens.append(token)
  
          line = " ".join(keep_tokens)
  
          print(line)
  
      if args.verbose:
          logging.debug("Stats of tags encountered:")
          logging.debug(str(stat_dict))
  
imports: import sys
  import argparse
  import logging
  from collections import defaultdict
label_desc: Use image node_id 3 for calling a global function with example usage: main() without return types