138 lines
4.5 KiB
Python
138 lines
4.5 KiB
Python
# Copyright (c) ONNX Project Contributors
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# SPDX-License-Identifier: Apache-2.0
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from __future__ import annotations
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import unittest
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# TODO: remove the following ignore after mypy upgrade in ONNX
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from shape_inference_test import TestShapeInferenceHelper
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import onnx.parser
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from onnx import TensorProto
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from onnx.helper import make_node, make_tensor, make_tensor_value_info
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class TestDataPropagation(TestShapeInferenceHelper):
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def test_expand_symbolic_input(self) -> None:
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graph = self._make_graph(
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[("x", TensorProto.INT32, (3, 1, 2)), ("y", TensorProto.INT32, (1, 4, 2))],
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[
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make_node("Shape", ["y"], ["shape"]),
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make_node("Expand", ["x", "shape"], ["z"]),
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],
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[],
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)
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self._assert_inferred(
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graph,
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[
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make_tensor_value_info("shape", TensorProto.INT64, (3,)),
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make_tensor_value_info("z", TensorProto.INT32, (3, 4, 2)),
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],
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data_prop=True,
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)
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def test_constantofshape_with_symbolic_shape(self) -> None:
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graph = self._make_graph(
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[("x", TensorProto.FLOAT, (3, 4, 5))],
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[
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make_node("Shape", ["x"], ["shape"]),
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make_node(
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"ConstantOfShape",
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["shape"],
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["y"],
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value=make_tensor("value", TensorProto.INT32, (1,), (2,)),
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),
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],
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[],
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)
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self._assert_inferred(
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graph,
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[
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make_tensor_value_info("shape", TensorProto.INT64, (3,)),
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make_tensor_value_info("y", TensorProto.INT32, (3, 4, 5)),
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],
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data_prop=True,
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) # type: ignore
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def test_model_data_propagation(self) -> None:
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"""Infer the shape of z by propagating the value of xshape."""
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model = onnx.parser.parse_model(
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"""
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<ir_version: 7, opset_import: [ "" : 18]>
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agraph (float[4, 1, 16] x, float[1, 8, 16] y) => () {
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xshape = Shape (x)
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z = Expand (y, xshape)
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}
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"""
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)
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self._assert_inferred(
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model,
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[
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make_tensor_value_info("xshape", TensorProto.INT64, (3,)),
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make_tensor_value_info("z", TensorProto.FLOAT, (4, 8, 16)),
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],
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data_prop=True,
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)
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def test_data_prop_via_function(self) -> None:
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"""Test value-propagation through function calls.
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Underlying core example is same as previous test_model_data_propagation.
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"""
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model = onnx.parser.parse_model(
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"""
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<ir_version: 7, opset_import: [ "" : 18, "local" : 1 ]>
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agraph (float[4, 1, 16] x, float[1, 8, 16] y) => () {
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xshape = local.GetShape (x)
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z = Expand (y, xshape)
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}
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<domain: "local", opset_import: [ "" : 18 ]>
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GetShape (x) => (shapeval) {
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shapeval = Shape(x)
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}
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"""
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)
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self._assert_inferred(
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model,
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[
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make_tensor_value_info("xshape", TensorProto.INT64, (3,)),
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make_tensor_value_info("z", TensorProto.FLOAT, (4, 8, 16)),
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],
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data_prop=True,
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)
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def test_multiple_calls_to_function(self) -> None:
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"""Test value-propagation handles multiple calls to same function correctly.
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Underlying core example is same as previous test_model_data_propagation.
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"""
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model = onnx.parser.parse_model(
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"""
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<ir_version: 7, opset_import: [ "" : 18, "local" : 1 ]>
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agraph (float[4, 1, 16] x, float[1, 8, 16] y) => () {
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yshape = local.GetShape (y)
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xshape = local.GetShape (x)
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z = Expand (y, xshape)
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w = Expand (y, yshape)
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}
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<domain: "local", opset_import: [ "" : 18 ]>
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GetShape (x) => (shapeval) {
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shapeval = Shape(x)
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}
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"""
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)
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self._assert_inferred(
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model,
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[
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make_tensor_value_info("yshape", TensorProto.INT64, (3,)),
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make_tensor_value_info("xshape", TensorProto.INT64, (3,)),
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make_tensor_value_info("z", TensorProto.FLOAT, (4, 8, 16)),
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make_tensor_value_info("w", TensorProto.FLOAT, (1, 8, 16)),
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],
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data_prop=True,
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)
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if __name__ == "__main__":
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unittest.main()
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