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Fix GetExpectedKernelType in Concat op #17459

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Merged
jerrywgz merged 6 commits into from
May 23, 2019
Merged

Fix GetExpectedKernelType in Concat op #17459

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785d177
fix concat op vartype check, test=develop
jerrywgz May 16, 2019
5590ce0
fix concat op vartype check, test=develop
jerrywgz May 17, 2019
406baa6
Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into…
jerrywgz May 20, 2019
d95d855
refine code, test=develop
jerrywgz May 20, 2019
9d4e298
refine code, test=develop
jerrywgz May 20, 2019
5f900ed
refine code,test=develop
jerrywgz May 22, 2019
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15 changes: 13 additions & 2 deletions paddle/fluid/operators/concat_op.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -80,8 +80,19 @@ class ConcatOp : public framework::OperatorWithKernel {
protected:
framework::OpKernelType GetExpectedKernelType(
const framework::ExecutionContext &ctx) const override {
auto input_data_type =
framework::GetDataTypeOfVar(ctx.MultiInputVar("X")[0]);
auto vars = ctx.MultiInputVar("X");
auto input_data_type = framework::proto::VarType::Type(0);
bool flag = 0;
for (auto *var : vars) {
if (var->IsInitialized()) {
input_data_type = framework::GetDataTypeOfVar(var);
flag = 1;
break;
}
}
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@chengduoZH chengduoZH May 22, 2019

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The above implementation is a bit complicated.
You can try to fix like the following:

auto inputs = ctx.MultiInputVar("X");
for(auto* input : inputs){
  if(input->IsInitialized()){
    ....
  }
}

if (flag == 0) {
PADDLE_THROW("All Inputs of Concat OP are Empty!");
}

#ifdef PADDLE_WITH_MKLDNN
if (platform::CanMKLDNNBeUsed(ctx)) {
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