def load_csv_line(path, sep, idx):
    """
            Load csv line

            Parameters
            ----------
            path : str
                CSV directory path

            sep: str
                Separator from file

            idx: int
                Row index to be read

            Returns
            -------
            header: list, sample: list

        """
    f = open(path)
    header = f.readline().replace("\n", "").split(sep)

    for _ in range(idx):
        f.readline()

    sample = f.readline().replace("\n", "").split(sep)

    return header, sample