Fix

paddle/fluid/operators/reader/create_py_reader_op.cc

@@ -26,73 +26,7 @@ class CreatePyReaderOp : public framework::OperatorBase {
 
  private:
   void RunImpl(const framework::Scope& scope,
-               const phi::Place& dev_place) const override {
-    auto* out = scope.FindVar(Output("Out"))
-                    ->template GetMutable<framework::ReaderHolder>();
-    if (out->Get() != nullptr) return;
-
-    const std::string& queue_name = Input("blocking_queue");
-    auto* queue_holder_var = scope.FindVar(queue_name);
-    PADDLE_ENFORCE_NOT_NULL(
-        queue_holder_var,
-        common::errors::NotFound(
-            "No LoDTensorBlockingQueueHolder variable with name %s found. This "
-            "may be because the DataLoader is defined in another Scope, "
-            "which is different from the Scope when calling Executor.run.",
-            queue_name));
-    std::shared_ptr<LoDTensorBlockingQueue> queue;
-    std::shared_ptr<OrderedMultiDeviceLoDTensorBlockingQueue> ordered_queue;
-    int dev_idx = -1;
-    if (queue_holder_var->IsType<LoDTensorBlockingQueueHolder>()) {
-      queue = queue_holder_var->Get<LoDTensorBlockingQueueHolder>().GetQueue();
-    } else if (queue_holder_var
-                   ->IsType<OrderedMultiDeviceLoDTensorBlockingQueueHolder>()) {
-      auto* queue_holder =
-          queue_holder_var
-              ->GetMutable<OrderedMultiDeviceLoDTensorBlockingQueueHolder>();
-      dev_idx = Attr<int>("device_index");
-      ordered_queue = queue_holder->GetQueue();
-      ordered_queue->SetDeviceCount(Attr<int>("device_count"));
-      queue = ordered_queue->GetQueue(dev_idx);
-    }
-
-    /* Converting shape_concat and ranks into DDim of each data.
-     shape_concat and ranks are shapes and shape ranks of each data.E.g.
-     shape_concat = [2,3,4,5,6], ranks = [3,2] means two data whose shapes are
-     [2,3,4] and [5,6] respectively. */
-    auto& shape_concat = Attr<std::vector<int>>("shape_concat");
-    auto& ranks = Attr<std::vector<int>>("ranks");
-    int shape_start_index = 0;
-    std::vector<phi::DDim> dims;
-    for (auto rank : ranks) {
-      int shape_end_index = shape_start_index + rank;
-      auto shape = std::vector<int>(shape_concat.begin() + shape_start_index,
-                                    shape_concat.begin() + shape_end_index);
-      dims.push_back(common::make_ddim(shape));
-      shape_start_index = shape_end_index;
-    }
-
-    // Converts VarType from int to enum
-    auto& dtype_int = Attr<std::vector<int>>("dtypes");
-    std::vector<framework::proto::VarType::Type> var_types;
-    for (auto type_int : dtype_int) {
-      var_types.push_back(
-          static_cast<framework::proto::VarType::Type>(type_int));
-    }
-
-    // Converts need_check_feed from int to bool
-    auto& need_check_feed_int = Attr<std::vector<int>>("need_check_feed");
-    std::vector<bool> need_check_feed;
-    for (auto feed_int : need_check_feed_int) {
-      need_check_feed.push_back(static_cast<bool>(feed_int));
-    }
-    auto py_reader =
-        std::make_shared<PyReader>(queue, dims, var_types, need_check_feed);
-    if (ordered_queue) {
-      ordered_queue->SetResetMethod(dev_idx, [out] { out->Clear(); });
-    }
-    out->Reset(py_reader);
-  }
+               const phi::Place& dev_place) const override {}
 };
 
 class CreatePyReaderOpMaker : public FileReaderMakerBase {