aboutsummaryrefslogtreecommitdiff
path: root/python/pyarmnn/test/test_onnx_parser.py
diff options
context:
space:
mode:
Diffstat (limited to 'python/pyarmnn/test/test_onnx_parser.py')
-rw-r--r--python/pyarmnn/test/test_onnx_parser.py110
1 files changed, 110 insertions, 0 deletions
diff --git a/python/pyarmnn/test/test_onnx_parser.py b/python/pyarmnn/test/test_onnx_parser.py
new file mode 100644
index 0000000000..fe28b27e7f
--- /dev/null
+++ b/python/pyarmnn/test/test_onnx_parser.py
@@ -0,0 +1,110 @@
+# Copyright © 2019 Arm Ltd. All rights reserved.
+# SPDX-License-Identifier: MIT
+import os
+
+import pytest
+import pyarmnn as ann
+import numpy as np
+from typing import List
+
+@pytest.fixture()
+def parser(shared_data_folder):
+ """
+ Parse and setup the test network (mobilenetv2) to be used for the tests below
+ """
+
+ # create onnx parser
+ parser = ann.IOnnxParser()
+
+ # path to model
+ path_to_model = os.path.join(shared_data_folder, 'mobilenetv2-1.0.onnx')
+
+ # parse onnx binary & create network
+ parser.CreateNetworkFromBinaryFile(path_to_model)
+
+ yield parser
+
+
+def test_onnx_parser_swig_destroy():
+ assert ann.IOnnxParser.__swig_destroy__, "There is a swig python destructor defined"
+ assert ann.IOnnxParser.__swig_destroy__.__name__ == "delete_IOnnxParser"
+
+
+def test_check_onnx_parser_swig_ownership(parser):
+ # Check to see that SWIG has ownership for parser. This instructs SWIG to take
+ # ownership of the return value. This allows the value to be automatically
+ # garbage-collected when it is no longer in use
+ assert parser.thisown
+
+
+def test_onnx_parser_get_network_input_binding_info(parser):
+ input_binding_info = parser.GetNetworkInputBindingInfo("data")
+
+ tensor = input_binding_info[1]
+ assert tensor.GetDataType() == 1
+ assert tensor.GetNumDimensions() == 4
+ assert tensor.GetNumElements() == 150528
+ assert tensor.GetQuantizationOffset() == 0
+ assert tensor.GetQuantizationScale() == 0
+
+
+def test_onnx_parser_get_network_output_binding_info(parser):
+ output_binding_info = parser.GetNetworkOutputBindingInfo("mobilenetv20_output_flatten0_reshape0")
+
+ tensor = output_binding_info[1]
+ assert tensor.GetDataType() == 1
+ assert tensor.GetNumDimensions() == 2
+ assert tensor.GetNumElements() == 1000
+ assert tensor.GetQuantizationOffset() == 0
+ assert tensor.GetQuantizationScale() == 0
+
+
+def test_onnx_filenotfound_exception(shared_data_folder):
+ parser = ann.IOnnxParser()
+
+ # path to model
+ path_to_model = os.path.join(shared_data_folder, 'some_unknown_model.onnx')
+
+ # parse onnx binary & create network
+
+ with pytest.raises(RuntimeError) as err:
+ parser.CreateNetworkFromBinaryFile(path_to_model)
+
+ # Only check for part of the exception since the exception returns
+ # absolute path which will change on different machines.
+ assert 'Invalid (null) filename' in str(err.value)
+
+
+def test_onnx_parser_end_to_end(shared_data_folder):
+ parser = ann.IOnnxParser = ann.IOnnxParser()
+
+ network = parser.CreateNetworkFromBinaryFile(os.path.join(shared_data_folder, 'mobilenetv2-1.0.onnx'))
+
+ # load test image data stored in data.npy
+ input_binding_info = parser.GetNetworkInputBindingInfo("data")
+ input_tensor_data = np.load(os.path.join(shared_data_folder, 'onnx_parser/mobilenetv20_data.npy')).astype(np.float32)
+
+ options = ann.CreationOptions()
+ runtime = ann.IRuntime(options)
+
+ preferred_backends = [ann.BackendId('CpuAcc'), ann.BackendId('CpuRef')]
+ opt_network, messages = ann.Optimize(network, preferred_backends, runtime.GetDeviceSpec(), ann.OptimizerOptions())
+
+ assert 0 == len(messages)
+
+ net_id, messages = runtime.LoadNetwork(opt_network)
+
+ assert "" == messages
+
+ input_tensors = ann.make_input_tensors([input_binding_info], [input_tensor_data])
+ output_tensors = ann.make_output_tensors([parser.GetNetworkOutputBindingInfo("mobilenetv20_output_flatten0_reshape0")])
+
+ runtime.EnqueueWorkload(net_id, input_tensors, output_tensors)
+
+ output = ann.workload_tensors_to_ndarray(output_tensors)
+
+ # load golden output file to compare the output results with
+ golden_output = np.load(os.path.join(shared_data_folder, 'onnx_parser/mobilenetv20_output_flatten0_reshape0.npy'))
+
+ # Check that output matches golden output to 4 decimal places (there are slight rounding differences after this)
+ np.testing.assert_almost_equal(output[0], golden_output, decimal=4)