def METHOD_NAME(self) -> list[SimulatorComparison]:
    comparisons: list[SimulatorComparison]
    if os.path.exists(self.compare_ndjson_file):
        with open(self.compare_ndjson_file) as f:
            comparisons = [SimulatorComparison(**json.loads(line)) for line in f.readlines()]
    else:
        comparisons = []
    return comparisons