code: def to_csv(self, filepath: str, index: bool=False, **kwargs):
          
          try:
              self.start("Saving data to "+filepath + " ...")
              if self.datapath is not None:
                  if filepath.startswith("/") is False and \
                          filepath.startswith(".") is False:
                      filepath = self.datapath + "/" + filepath
              self.df.to_csv(filepath, encoding='utf-8', index=index, **kwargs)
              self.end("Data exported to", filepath)
          except Exception as e:
              self.err(e, "Can not convert data to csv")
docs: Write the main dataframe to a csv file
  
          :param filepath: path of the file to save
          :type filepath: str
          :param index: [description], defaults to False
          :param index: bool, optional
          :param \*args: arguments to pass to ``pd.to_csv``
  
          :example: ``ds.to_csv_("myfile.csv", header=false)``