code: def main(**kwargs):
      """
      Executes Apriori algorithm and print its result.
      """
      # For tests.
      _parse_args = kwargs.get("_parse_args", parse_args)
      _load_transactions = kwargs.get(
          "_load_transactions", load_transactions
      )
      _apriori = kwargs.get("_apriori", apriori)
  
      args = _parse_args(sys.argv[1:])
      transactions = _load_transactions(
          chain(*args.input), delimiter=args.delimiter
      )
      result = _apriori(
          transactions,
          max_length=args.max_length,
          min_support=args.min_support,
          min_confidence=args.min_confidence,
      )
      for record in result:
          args.output_func(record, args.output)
  
imports: import sys
  import csv
  import argparse
  import json
  import os
  from collections import namedtuple
  from itertools import combinations
  from itertools import chain
label_desc: Use image node_id 10 for calling a global function with example usage: main() without return types