1 files changed, 31 insertions, 0 deletions
diff --git a/eval/src/tests/tensor/onnx_wrapper/unstable_types.py b/eval/src/tests/tensor/onnx_wrapper/unstable_types.py
new file mode 100755
index 00000000000..94a1975a560
--- /dev/null
+++ b/eval/src/tests/tensor/onnx_wrapper/unstable_types.py
@@ -0,0 +1,31 @@
+# Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+import onnx
+from onnx import helper, TensorProto
+
+IN8 = helper.make_tensor_value_info('in8', TensorProto.INT8, [3])
+IN16 = helper.make_tensor_value_info('in16', TensorProto.BFLOAT16, [3])
+OUT8 = helper.make_tensor_value_info('out8', TensorProto.INT8, [3])
+OUT16 = helper.make_tensor_value_info('out16', TensorProto.BFLOAT16, [3])
+
+nodes = [
+    helper.make_node(
+        'Cast',
+        ['in8'],
+        ['out16'],
+        to=getattr(TensorProto, 'BFLOAT16')
+    ),
+    helper.make_node(
+        'Cast',
+        ['in16'],
+        ['out8'],
+        to=getattr(TensorProto, 'INT8')
+    ),
+]
+graph_def = helper.make_graph(
+    nodes,
+    'unstable_types',
+    [IN8, IN16],
+    [OUT8, OUT16],
+)
+model_def = helper.make_model(graph_def, producer_name='unstable_types.py', opset_imports=[onnx.OperatorSetIdProto(version=13)])
+onnx.save(model_def, 'unstable_types.onnx')