text: import random
  import string
  
  """
  Contains helper functions only, not a lambda function file
  """
  
  
  # def find_duplicate_person(people):
  #     """
  #     Obtains duplicate list of people in the given Amazon Comprehend entities list
  #     :param people: List of entities as returned by Amazon Comprehend
  #     :return: duplicate people entities in the input people list
  #
  #     """
  #     duplicates = []
  #     for i, person in enumerate(people):
  #         for j in range(i + 1, len(people)):
  #             if person in people[j]:
  #                 if person not in duplicates:
  #                     duplicates.append(person)
  #                 logger.info("found " + person + " in " + people[j])
  #             if people[j] in person:
  #                 logger.info("found " + people[j] + " in " + person)
  #                 if people[j] not in duplicates:
  #                     duplicates.append(people[j])
  #     return duplicates
  
  
  def id_generator(size=6, chars=string.ascii_uppercase + string.digits):
      """
      Random string generator using uppercase letters and digits
      """
      return ''.join(random.choice(chars) for _ in range(size))
  