code: def load_df_state(path_csv: Path)->pd.DataFrame:
      '''load `df_state` from `path_csv`
  
      Parameters
      ----------
      path_csv : Path
          path to the csv file that stores `df_state` produced by a supy run
  
      Returns
      -------
      pd.DataFrame
          `df_state` produced by a supy run
      '''
  
      df_state = pd.read_csv(
          path_csv,
          header=[0, 1],
          index_col=[0, 1],
          parse_dates=True,
          infer_datetime_format=True,
      )
      return df_statf load_df_state(path_csv: Path)->pd.DataFrame:
      '''load `df_state` from `path_csv`
  
      Parameters
      ----------
      path_csv : Path
          path to the csv file that stores `df_state` produced by a supy run
  
      Returns
      -------
      pd.DataFrame
          `df_state` produced by a supy run
      '''
  
      df_state = pd.read_csv(
          path_csv,
          header=[0, 1],
          index_col=[0, 1],
          parse_dates=True,
          infer_datetime_format=True,
      )
      return df_state
docs: load `df_state` from `path_csv`
  
      Parameters
      ----------
      path_csv : Path
          path to the csv file that stores `df_state` produced by a supy run
  
      Returns
      -------
      pd.DataFrame
          `df_state` produced by a supy run