clean up for merge

paddle/framework/executor.cc

@@ -93,7 +93,7 @@ void Executor::Run(const ProgramDesc& pdesc, Scope* scope, int block_id) {
   //  - Destroy local_scope
 }
 
-std::vector<bool> Executor::Prune(const ProgramDesc& pdesc, int block_id) {
+std::vector<bool> Prune(const ProgramDesc& pdesc, int block_id) {
   // TODO(tonyyang-svail):
   //    - will change to use multiple blocks for RNN op and Cond Op
 
@@ -161,64 +161,5 @@ std::vector<bool> Executor::Prune(const ProgramDesc& pdesc, int block_id) {
   return should_run;
 }
 
-Executor::Executor(const std::vector<platform::Place>& places) {
-  PADDLE_ENFORCE_GT(places.size(), 0);
-  device_contexts_.resize(places.size());
-  for (size_t i = 0; i < places.size(); i++) {
-    if (platform::is_cpu_place(places[i])) {
-      device_contexts_[i] = new platform::CPUDeviceContext(
-          boost::get<platform::CPUPlace>(places[i]));
-    } else if (platform::is_gpu_place(places[i])) {
-#ifdef PADDLE_WITH_CUDA
-      device_contexts_[i] = new platform::CUDADeviceContext(
-          boost::get<platform::GPUPlace>(places[i]));
-#else
-      PADDLE_THROW("'GPUPlace' is not supported in CPU only device.");
-#endif
-    }
-  }
-}
-
-Executor::~Executor() {
-  for (auto& device_context : device_contexts_) {
-    delete device_context;
-  }
-}
-
-void Executor::Run(const ProgramDesc& pdesc, Scope* scope, int block_id) {
-  // TODO(tonyyang-svail):
-  //    - only runs on the first device (i.e. no interdevice communication)
-  //    - will change to use multiple blocks for RNN op and Cond Op
-  PADDLE_ENFORCE_GT(pdesc.blocks_size(), block_id);
-  auto& block = pdesc.blocks(block_id);
-  auto& device = device_contexts_[0];
-
-  // Instantiate all the vars in the global scope
-  for (auto& var : block.vars()) {
-    scope->NewVar(var.name());
-  }
-
-  Scope& local_scope = scope->NewScope();
-
-  std::vector<bool> should_run = Prune(pdesc, block_id);
-  PADDLE_ENFORCE_EQ(should_run.size(), static_cast<size_t>(block.ops_size()));
-  for (size_t i = 0; i < should_run.size(); ++i) {
-    if (should_run[i]) {
-      for (auto& var : block.ops(i).outputs()) {
-        for (auto& argu : var.arguments()) {
-          if (local_scope.FindVar(argu) == nullptr) {
-            local_scope.NewVar(argu);
-          }
-        }
-      }
-      auto op = paddle::framework::OpRegistry::CreateOp(block.ops(i));
-      op->Run(local_scope, *device);
-    }
-  }
-
-  // TODO(tonyyang-svail):
-  //  - Destroy local_scope
-}
-
 }  // namespace framework
 }  // namespace paddle