templates.h in torch-rb-0.5.0

- old
+ new

@@ -17,9 +17,10 @@
 using torch::Generator;
 using torch::TensorOptions;
 using torch::Layout;
 using torch::MemoryFormat;
 using torch::IntArrayRef;
+using torch::ArrayRef;
 using torch::TensorList;
 using torch::Storage;
 
 #define HANDLE_TH_ERRORS                                             \
   try {