add script to update config

import argparse

import shlex

def update_lines(filename, update ):

  new_lines = []

  file = open(filename)

  for line in file:

    original_line = line

    line = line.strip()

    line = line.rstrip()

    if (not line.startswith('#')) and len(line) > 2:

      words = shlex.split(line)

      for word, value in update.items():

          if words[0]==word:

            original_line = original_line.replace(words[1], str(value))

            break

    new_lines.append(original_line)

  return new_lines

def update_config(args, updates):

    updated_data = update_lines(args.config_file, updates)

    with open(args.output_file, 'w') as config_file:

        for item in updated_data:

            config_file.write(item)

def main():

    parser = argparse.ArgumentParser(description='Update configuration values in a config file.')

    parser.add_argument('config_file', type=str, help='Path to the config file')

    parser.add_argument('output_file', type=str, help='Path to the output file')

    parser.add_argument('updates', nargs='+', type=str, help='Key-value pairs to update in the format key=value')

    args = parser.parse_args()

    updates = {}

    for update in args.updates:

        key, value = update.split('=')

        updates[key] = value

    update_config(args, updates)

if __name__ == '__main__':

    main()