lebeg commented on a change in pull request #9809: register optimizers only
once in CPP-Package
URL: https://github.com/apache/incubator-mxnet/pull/9809#discussion_r169258193
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File path: cpp-package/include/mxnet-cpp/optimizer.hpp
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@@ -125,13 +125,16 @@ inline float Optimizer::GetWD_(int index) {
}
inline Optimizer* OptimizerRegistry::Find(const std::string& name) {
- MXNETCPP_REGISTER_OPTIMIZER(sgd, SGDOptimizer);
- MXNETCPP_REGISTER_OPTIMIZER(ccsgd, SGDOptimizer); // For backward
compatibility
- MXNETCPP_REGISTER_OPTIMIZER(rmsprop, RMSPropOptimizer);
- MXNETCPP_REGISTER_OPTIMIZER(adam, AdamOptimizer);
- MXNETCPP_REGISTER_OPTIMIZER(adagrad, AdaGradOptimizer);
- MXNETCPP_REGISTER_OPTIMIZER(adadelta, AdaDeltaOptimizer);
- MXNETCPP_REGISTER_OPTIMIZER(signum, SignumOptimizer);
+ if (cmap().empty()) {
Review comment:
You are checking all optimizers at once, but wouldn't it be better to check
every optimizer separately? AFAICT Registry::__REGISTER__ is used, but
Registry::__REGISTER_OR_GET__ would make more sense.
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