ParseSoftmax.cxx

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#include "TMVA/RModelParser_ONNX.hxx"
#include "TMVA/ROperator_Softmax.hxx"
#include "onnx_proto3.pb.h"
 
namespace TMVA {
namespace Experimental {
namespace SOFIE {
 
ParserFuncSignature ParseSoftmax = [](RModelParser_ONNX &parser, const onnx::NodeProto &nodeproto) {
   ETensorType input_type;
 
   auto input_name = nodeproto.input(0);
   if (parser.IsRegisteredTensorType(input_name)) {
      input_type = parser.GetTensorType(input_name);
   } else {
      throw std::runtime_error("TMVA::SOFIE ONNX Parser Softmax op has input tensor " + input_name +
                               " but its type is not yet registered");
   }
 
   std::unique_ptr<ROperator> op;
   std::string output_name = nodeproto.output(0);
 
   bool logSoftmax = (nodeproto.op_type() == "LogSoftmax");
 
   int64_t attr_axis = -1;
   if (nodeproto.attribute_size() == 1 && nodeproto.attribute(0).name() == "axis")
      attr_axis = nodeproto.attribute(0).i();
 
   op.reset(new ROperator_Softmax(attr_axis, input_name, output_name, logSoftmax));
 
 
   if (!parser.IsRegisteredTensorType(output_name)) {
      parser.RegisterTensorType(output_name, input_type);
   }
   return op;
};
 
 
 
} // namespace SOFIE
} // namespace Experimental
} // namespace TMVA