code: def _restore(M, shape):
      if M.shape == (0, 0):
          return cupy.zeros(shape)
      else:
          if M.shape != shape:
              raise ValueError(
                  "The input arrays have incompatible shapes."
              )
          return M
  
imports: import cupy
label_desc: Use image node_id 5 for calling a global function with example usage: _restore(M, shape) and returns: cupy, M