def format_classification_dictionary(csv_dictionary):
    """
    Convert loaded CSV classificator to the dictionary with the following format
    {suites:{device_type,operating_system,application,browser}}.

    :param csv_dictionary: CSV object with loaded classification dictionary
    :return: Dictionary with suites as a key and rest columns as a value
    """
    classificator = {}
    for row in csv_dictionary:
        classificator[row["suites"]] = {
            "device_type": row["device_type"] if row["device_type"] != "" else "Unknown",
            "operating_system": row["operating_system"] if row["operating_system"] != "" else "Unknown",
            "application": row["application"] if row["application"] != "" else "Unknown",
            "browser": row["browser"] if row["browser"] != "" else "Unknown"
        }
    return classificator