message: Error if multidomain generation script gets unrecognized options.
diff: @@ -32,8 +32,11 @@ ps.add_argument('-mu', type=f_c, default=(1.,1.), help='Mesh upper coordinates')
  ps.add_argument('-ms', type=i_c, default=(3,3), help='Logical size of mesh (cells)')
  ps.add_argument('-dc', type=i_c, default=(1,1), help='Domain counts in each index direction')
  ps.add_argument('-o', '--output', type=str, default='mdmesh', help='Output file base name')
  -opts,_ = ps.parse_known_args()
  -print(opts)
  +opts,unkn = ps.parse_known_args()
  +print(opts, unkn)
  +if(unkn):
  + print("Unrecognized arguments:", *unkn)
  + quit(1)
  dim = len(opts.dc)
  