docs: def _pandas_interp(self, data, indices):
          """The actual transformation based on the following stackoverflow 
          entry: http://stackoverflow.com/a/10465162
          """
          new_index = np.arange(indices[-1] + 1)
  
          data_frame = DataFrame(data, index=indices)
          data_frame_reindexed = data_frame.reindex(new_index)
          data_interpol = data_frame_reindexed.apply(Series.interpolate)
  
          del new_index
          del data_frame
          del data_frame_reindexed
  
          return data_interpol