samskalicky commented on a change in pull request #18405: URL: https://github.com/apache/incubator-mxnet/pull/18405#discussion_r434381391
########## File path: python/mxnet/symbol/symbol.py ########## @@ -1554,7 +1554,37 @@ def optimize_for(self, backend, args=None, aux=None, ctx=None, **kwargs): aux[idx] = NDArray(NDArrayHandle(new_aux_handle[i])) else: aux.append(NDArray(NDArrayHandle(new_aux_handle[i]))) - return Symbol(out) + + new_sym = Symbol(out) + + if args is not None: + new_arg_names = new_sym.list_arguments() + deleted_arg_names = set([item for item in arg_names + if item not in set(new_arg_names)]) + if isinstance(args, dict): + for a_n in deleted_arg_names: + if a_n in args: + args.pop(a_n) + elif isinstance(args, list): + indices_to_delete = [i for i, name in enumerate(arg_names) if name in deleted_arg_names] + for idx in reversed(indices_to_delete): Review comment: Agreed. Never mind, if we decide to drop list support it won’t matter anyway. Thanks again for this. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org