def __init__()

in src/helpers.py [0:0]


    def __init__(self, patience: int, filename: Optional[str] = None) -> None:
        if filename is None:
            # Name checkpoint based on time
            dt = datetime.now()
            filename = "early_stop_{}_{:02d}-{:02d}-{:02d}.pth".format(
                dt.date(), dt.hour, dt.minute, dt.second
            )
            filename = os.path.join("/opt/ml/model", filename)

        self.patience = patience
        self.counter = 0
        self.filename = filename
        self.best_score = None
        self.early_stop = False