code: def get_wd_data2(self):
          
          wait = wx.BusyInfo('Reading in data from current working directory, please wait...')
          #wx.Yield()
          print('-I- Read in any available data from working directory (data model 2)')
  
          self.er_magic = builder.ErMagicBuilder(self.WD,
                                                 data_model=self.data_model)
          del wait
docs: Get 2.5 data from self.WD and put it into
          ErMagicBuilder object.
          Called by get_dm_and_wd