def build_counts_dict_from_list(count_list):
    """
    Add dictionary counts together.

    Parameters:
        count_list (list): List of counts.

    Returns:
        dict: Dict of counts.

    """
    if len(count_list) == 1:
        return count_list[0]

    new_count_dict = {}
    for countdict in count_list:
        for item in countdict:
            new_count_dict[item] = countdict[item]+new_count_dict.get(item, 0)

    return new_count_dict