File indexing completed on 2024-09-24 22:51:34
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0008 #include <stdexcept>
0009 #include <cppunit/extensions/HelperMacros.h>
0010
0011 #include "tensorflow/cc/saved_model/loader.h"
0012 #include "tensorflow/cc/saved_model/tag_constants.h"
0013 #include "PhysicsTools/TensorFlow/interface/TensorFlow.h"
0014
0015 #include "testBase.h"
0016
0017 class testHelloWorld : public testBase {
0018 CPPUNIT_TEST_SUITE(testHelloWorld);
0019 CPPUNIT_TEST(test);
0020 CPPUNIT_TEST_SUITE_END();
0021
0022 public:
0023 std::string pyScript() const override;
0024 void test() override;
0025 };
0026
0027 CPPUNIT_TEST_SUITE_REGISTRATION(testHelloWorld);
0028
0029 std::string testHelloWorld::pyScript() const { return "creategraph.py"; }
0030
0031 void testHelloWorld::test() {
0032 std::string modelDir = dataPath_ + "/simplegraph";
0033
0034 std::cout << "Testing CPU backend" << std::endl;
0035 tensorflow::Backend backend = tensorflow::Backend::cpu;
0036
0037
0038 tensorflow::Status status;
0039 tensorflow::Options options{backend};
0040 tensorflow::RunOptions runOptions;
0041 tensorflow::SavedModelBundle bundle;
0042
0043
0044 status = tensorflow::LoadSavedModel(options.getSessionOptions(), runOptions, modelDir, {"serve"}, &bundle);
0045 if (!status.ok()) {
0046 std::cout << status.ToString() << std::endl;
0047 return;
0048 }
0049
0050
0051 tensorflow::Session* session = bundle.session.release();
0052
0053
0054 tensorflow::Tensor input(tensorflow::DT_FLOAT, {1, 10});
0055 float* d = input.flat<float>().data();
0056 for (size_t i = 0; i < 10; i++, d++) {
0057 *d = float(i);
0058 }
0059 tensorflow::Tensor scale(tensorflow::DT_FLOAT, {});
0060 scale.scalar<float>()() = 1.0;
0061
0062
0063 std::vector<tensorflow::Tensor> outputs;
0064
0065
0066 status = session->Run({{"input", input}, {"scale", scale}}, {"output"}, {}, &outputs);
0067 if (!status.ok()) {
0068 std::cout << status.ToString() << std::endl;
0069 return;
0070 }
0071
0072
0073 std::cout << outputs[0].DebugString() << std::endl;
0074
0075
0076 status = session->Close();
0077 if (!status.ok()) {
0078 std::cerr << "error while closing session" << std::endl;
0079 }
0080 delete session;
0081 }