code: def _get_result_string(self, key):
          
  
          row, col, tab = key
  
          result_obj = self.grid.code_array[row, col, tab]
  
          try:
              # Numpy object arrays are converted because of numpy repr bug
              result_obj = result_obj.tolist()
  
          except AttributeError:
              pass
  
          return unicode(result_obj)
docs: Returns unicode string of result for given key (one cell)
  
          Parameters
          ----------
  
          key: 3-Tuple of Integer
          \t Cell key