text: from src.data_logger import DataLogger
  from pandas import DataFrame
  if __name__ == "__main__":
      dl = DataLogger()
      data = {"test1": [1, 2, 3], "test2": [-1, -2, -3]}
      dl.test = DataFrame(data)
      print(dl.__dict__.keys())
      dl.flush()
      print(dl.test)
      dl.test = dl.test.append({"test1": 4, "test2": -4}, ignore_index=True)
      print(dl.test)
      dl.flush()
  