code: def read_since_ids(users):
      
      since_ids = {}
      for user in users:
          if config.has_option(SECTIONS['INCREMENTS'], user):
              since_ids[user] = config.getint(SECTIONS['INCREMENTS'], user) + 1
      return since_ids
docs: Read max ids of the last downloads
  
      :param users: A list of users
  
      Return a dictionary mapping users to ids