code: def parse_file_to_dict(self, fname):
          
          print('TODO - parse_file_to_dict' + fname)
          for m in self.maps:
              if m.tpe == 'file':
                  if m.key[0:3] == 'col':
                      print('reading column..')
docs: process the file according to the mapping rules.
          The cols list must match the columns in the filename