code: def array_2d_from_array_1d(self, array_1d):
          
          return mapping_util.map_masked_1d_array_to_2d_array_from_array_1d_shape_and_one_to_two(
              array_1d=array_1d, shape=self.mask.shape, one_to_two=self.mask.masked_grid_index_to_pixel)
docs: Map a 1D array the same dimension as the grid to its original masked 2D array.
  
          Parameters
          -----------
          array_1d : ndarray
              The 1D array which is mapped to its masked 2D array.