def get_items(start_num, num_items):
    """
    Generate a sequence of dynamo items

    :param start_num: Start index
    :type start_num: int
    :param num_items: Number of items
    :type num_items: int
    :return: List of dictionaries
    :rtype: list of dict
    """
    result = []
    for i in range(start_num, start_num+num_items):
        result.append({'pk': {'S': 'item{0}'.format(i)}})
    return result
Generate a sequence of dynamo items

    :param start_num: Start index
    :type start_num: int
    :param num_items: Number of items
    :type num_items: int
    :return: List of dictionaries
    :rtype: list of dict