code: def load_file_to_dataframe(self, file_path: str) -> pd.DataFrame:
      if os.path.basename(file_path) == "train.csv":
          # train.csv has been updated with quoted test rows at the end; don't load these, only load the original
          # training set.
          return pd.read_csv(file_path, nrows=188319)
      if os.path.basename(file_path) == "test.csv":
          # we limit the loaded rows for the same reason as the training set.
          return pd.read_csv(file_path, nrows=125547)
      super().load_file_to_dataframe(file_path)
  
imports: import os
  import pandas
  from ludwig.datasets.loaders.dataset_loader import DatasetLoader
label_desc: Use image node_id 1 for calling the AllstateClaimsSeverityLoader obj's underlying member method code with example usage: obj.load_file_to_dataframe(file_path) and returns: pd, pd