!1765 Pynative support list input

Merge pull request !1765 from JoyLvliang/pynative-support-list-input

mindspore/ccsrc/pynative/pynative_execute.cc

@@ -319,6 +319,27 @@ void ConvertValueTupleToTensor(const py::object &input_object, std::vector<tenso
   input_tensors->push_back(tensor_ptr);
 }
 
+void ConvertMultiPyObjectToTensor(const py::object &input_object, const PrimitivePtr &op_prim,
+                                  std::vector<tensor::TensorPtr> *input_tensors, int *tensor_mask) {
+  MS_EXCEPTION_IF_NULL(op_prim);
+  MS_EXCEPTION_IF_NULL(input_tensors);
+  MS_EXCEPTION_IF_NULL(tensor_mask);
+
+  if (!py::isinstance<py::tuple>(input_object)) {
+    MS_LOG(EXCEPTION) << "The input should be a tuple!";
+  }
+  auto tuple_inputs = py::cast<py::tuple>(input_object);
+  if (tuple_inputs.size() == 0) {
+    MS_LOG(EXCEPTION) << "The size of input list or tuple is 0!";
+  }
+  if (py::isinstance<tensor::Tensor>(tuple_inputs[0])) {
+    PlantTensorTupleToVector(tuple_inputs, op_prim, input_tensors);
+  } else {
+    ConvertValueTupleToTensor(input_object, input_tensors);
+    *tensor_mask = kValueNodeTensorMask;
+  }
+}
+
 void ConvertPyObjectToTensor(const py::object &input_object, const PrimitivePtr &op_prim,
                              std::vector<tensor::TensorPtr> *input_tensors, int *tensor_mask) {
   MS_EXCEPTION_IF_NULL(op_prim);
@@ -333,20 +354,20 @@ void ConvertPyObjectToTensor(const py::object &input_object, const PrimitivePtr
   } else if (py::isinstance<py::int_>(input_object)) {
     tensor_ptr = std::make_shared<tensor::Tensor>(py::cast<py::int_>(input_object), kInt32);
     *tensor_mask = kValueNodeTensorMask;
-  } else if (py::isinstance<py::list>(input_object)) {
-    tensor_ptr = std::make_shared<tensor::Tensor>(py::cast<py::list>(input_object), nullptr);
   } else if (py::isinstance<py::array>(input_object)) {
     tensor_ptr = std::make_shared<tensor::Tensor>(py::cast<py::array>(input_object), nullptr);
-  } else if (py::isinstance<py::none>(input_object)) {
+  } else if (py::isinstance<py::list>(input_object)) {
+    auto list_inputs = py::cast<py::list>(input_object);
+    py::tuple tuple_inputs(list_inputs.size());
+    for (size_t i = 0; i < tuple_inputs.size(); ++i) {
+      tuple_inputs[i] = list_inputs[i];
+    }
+    ConvertMultiPyObjectToTensor(tuple_inputs, op_prim, input_tensors, tensor_mask);
     return;
   } else if (py::isinstance<py::tuple>(input_object)) {
-    auto tuple_inputs = py::cast<py::tuple>(input_object);
-    if (py::isinstance<tensor::Tensor>(tuple_inputs[0])) {
-      PlantTensorTupleToVector(tuple_inputs, op_prim, input_tensors);
-    } else {
-      ConvertValueTupleToTensor(input_object, input_tensors);
-      *tensor_mask = kValueNodeTensorMask;
-    }
+    ConvertMultiPyObjectToTensor(input_object, op_prim, input_tensors, tensor_mask);
+    return;
+  } else if (py::isinstance<py::none>(input_object)) {
     return;
   } else {
     MS_LOG(EXCEPTION) << "Run op inputs type is invalid!";