def __init__(self, save_path, columns):
        """
        Args:
            save_path: str, where to store the csv file
            columns:   list of str, name of csv columns under which the resp. metrics are stored.
        Returns:
            Nothing!
        """
        self.save_path = save_path
        self.columns = columns

        with open(self.save_path, "a") as csv_file:
            writer = csv.writer(csv_file, delimiter=",")
            writer.writerow(self.columns)

        Args:
            save_path: str, where to store the csv file
            columns:   list of str, name of csv columns under which the resp. metrics are stored.
        Returns:
            Nothing!
        
examples/pytorch/hilander/PSS/Smooth_AP/src/auxiliaries.py