def parse_response_item(item_response_list):
    """
    The function parses GetItemsResponse and creates a dict of ASIN to AmazonProduct object

    params:
        *item_response_list*
            List of Items in GetItemsResponse

    return
        Dict of ASIN to AmazonProduct object
    """
    mapped_response = {}
    for item in item_response_list:
        mapped_response[item.asin] = item
    return mapped_response