code: def __get_rectangle_description(block, pair):
          
          max_corner, min_corner = block.get_spatial_block().get_corners()
  
          max_corner = [max_corner[pair[0]], max_corner[pair[1]]]
          min_corner = [min_corner[pair[0]], min_corner[pair[1]]]
  
          if pair == (0, 0):
              max_corner[1], min_corner[1] = 1.0, -1.0
  
          return max_corner, min_corner
docs: !
          @brief Create rectangle description for block in specific dimension.
  
          @param[in] pair (tuple): Pair of coordinate index that should be displayed.
          @param[in] block (bang_block): BANG-block that should be displayed
  
          @return (tuple) Pair of corners that describes rectangle.