code: def transformDataset(self, df):
      # print("BEFORE_EXOG_TRANSFORM_DATASET" , df.shape, df.columns);
      df1 = self.addVars(df)
      # print("AFTER_EXOG_TRANSFORM_DATASET" , df.shape, df.columns);
      return df1
  
file_path: atspy/atspy/TS/Exogenous.py
imports: import pandas
  import numpy
  from .None import Utils
label_desc: Use image node_id 6 for calling the cExogenousInfo obj's underlying member method code with example usage: obj.transformDataset(df) and returns: df1