[Cherry-Pick][Dy2St]Support call backward() without params in dy2st (#49812) (#50144)

* [Dy2St]Support call backward() without params in dy2st (#49812)

* Support call backward() without params in dy2st

* format code

* format code

Author: 0x45f

paddle/fluid/operators/select_output_op.cc

@@ -93,7 +93,8 @@ class SelectOutputInferShape : public framework::InferShapeBase {
   void operator()(framework::InferShapeContext *context) const override {
     OP_INOUT_CHECK(context->HasInput("X"), "Input", "X", "SelectOutput");
     OP_INOUT_CHECK(context->HasInput("Mask"), "Input", "Mask", "SelectOutput");
-    OP_INOUT_CHECK(context->HasOutputs("Out"), "Output", "Out", "SelectOutput");
+    OP_INOUT_CHECK(
+        context->HasOutputs("Out", true), "Output", "Out", "SelectOutput");
   }
 };
 

paddle/fluid/pybind/eager_legacy_custom_python_api.h

@@ -26,9 +26,9 @@ static PyObject *eager_api_run_program(PyObject *self,
                                        PyObject *kwargs) {
   PyThreadState *tstate = nullptr;
   try {
-    auto X = GetTensorListFromArgs("run_program", "X", args, 0, false);
+    auto X = GetTensorListFromArgs("run_program", "X", args, 0, true);
     auto Params = GetTensorListFromArgs("run_program", "Params", args, 1, true);
-    auto Out = GetTensorPtrListFromArgs("run_program", "Out", args, 2, false);
+    auto Out = GetTensorPtrListFromArgs("run_program", "Out", args, 2, true);
     auto OutScope =
         GetScopePtrListFromArgs("run_program", "OutScope", args, 3, false);
     auto DOut = GetTensorPtrListFromArgs("run_program", "DOut", args, 4, true);