aboutsummaryrefslogtreecommitdiff
path: root/python/pyarmnn/test/test_caffe_parser.py
diff options
context:
space:
mode:
Diffstat (limited to 'python/pyarmnn/test/test_caffe_parser.py')
-rw-r--r--python/pyarmnn/test/test_caffe_parser.py133
1 files changed, 133 insertions, 0 deletions
diff --git a/python/pyarmnn/test/test_caffe_parser.py b/python/pyarmnn/test/test_caffe_parser.py
new file mode 100644
index 0000000000..6780f64b9b
--- /dev/null
+++ b/python/pyarmnn/test/test_caffe_parser.py
@@ -0,0 +1,133 @@
+# Copyright © 2019 Arm Ltd. All rights reserved.
+# SPDX-License-Identifier: MIT
+import os
+
+import pytest
+import pyarmnn as ann
+import numpy as np
+
+
+@pytest.fixture()
+def parser(shared_data_folder):
+ """
+ Parse and setup the test network (alexnet) to be used for the tests below
+ """
+
+ # Create caffe parser
+ parser = ann.ICaffeParser()
+
+ # Specify path to model
+ path_to_model = os.path.join(shared_data_folder, 'squeezenet_v1.1_armnn.caffemodel')
+
+ # Specify the tensor shape relative to the input [1, 3, 227, 227]
+ tensor_shape = {'data': ann.TensorShape((1, 3, 227, 227))}
+
+ # Specify the requested_outputs
+ requested_outputs = ["prob"]
+
+ # Parse tf binary & create network
+ parser.CreateNetworkFromBinaryFile(path_to_model, tensor_shape, requested_outputs)
+
+ yield parser
+
+
+def test_caffe_parser_swig_destroy():
+ assert ann.ICaffeParser.__swig_destroy__, "There is a swig python destructor defined"
+ assert ann.ICaffeParser.__swig_destroy__.__name__ == "delete_ICaffeParser"
+
+
+def test_check_caffe_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_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() == 154587
+
+
+def test_get_network_output_binding_info(parser):
+ output_binding_info1 = parser.GetNetworkOutputBindingInfo("prob")
+
+ # Check the tensor info retrieved from GetNetworkOutputBindingInfo
+ tensor1 = output_binding_info1[1]
+
+ assert tensor1.GetDataType() == 1
+ assert tensor1.GetNumDimensions() == 4
+ assert tensor1.GetNumElements() == 1000
+
+
+@pytest.mark.skip("Skipped. Currently there is a bug in armnn (RecordByRecordCaffeParser). To be enabled it once fixed.")
+def test_filenotfound_exception(shared_data_folder):
+ parser = ann.ICaffeParser()
+
+ # path to model
+ path_to_model = os.path.join(shared_data_folder, 'some_unknown_network.caffemodel')
+
+ # generic tensor shape [1, 1, 1, 1]
+ tensor_shape = {'data': ann.TensorShape((1, 1, 1, 1))}
+
+ # requested_outputs
+ requested_outputs = [""]
+
+ with pytest.raises(RuntimeError) as err:
+ parser.CreateNetworkFromBinaryFile(path_to_model, tensor_shape, requested_outputs)
+
+ # Only check for part of the exception since the exception returns
+ # absolute path which will change on different machines.
+ assert 'Failed to open graph file' in str(err.value)
+
+
+def test_caffe_parser_end_to_end(shared_data_folder):
+ parser = ann.ICaffeParser = ann.ICaffeParser()
+
+ # Load the network specifying the inputs and outputs
+ input_name = "data"
+ tensor_shape = {input_name: ann.TensorShape((1, 3, 227, 227))}
+ requested_outputs = ["prob"]
+
+ network = parser.CreateNetworkFromBinaryFile(os.path.join(shared_data_folder, 'squeezenet_v1.1_armnn.caffemodel'),
+ tensor_shape, requested_outputs)
+
+ # Specify preferred backend
+ preferred_backends = [ann.BackendId('CpuAcc'), ann.BackendId('CpuRef')]
+
+ input_binding_info = parser.GetNetworkInputBindingInfo(input_name)
+
+ options = ann.CreationOptions()
+ runtime = ann.IRuntime(options)
+
+ 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
+
+ # Load test image data stored in golden_input.npy
+ input_tensor_data = np.load(os.path.join(shared_data_folder, 'caffe_parser/squeezenet_v1_1_input.npy'))
+ input_tensors = ann.make_input_tensors([input_binding_info], [input_tensor_data])
+
+ # Load output binding info and
+ outputs_binding_info = []
+ for output_name in requested_outputs:
+ outputs_binding_info.append(parser.GetNetworkOutputBindingInfo(output_name))
+ output_tensors = ann.make_output_tensors(outputs_binding_info)
+
+ runtime.EnqueueWorkload(net_id, input_tensors, output_tensors)
+ output_vectors = []
+
+ output_vectors = ann.workload_tensors_to_ndarray(output_tensors)
+
+ # Load golden output file to compare the output results with
+ expected_output = np.load(os.path.join(shared_data_folder, 'caffe_parser/squeezenet_v1_1_output.npy'))
+
+ # Check that output matches golden output to 4 decimal places (there are slight rounding differences after this)
+ np.testing.assert_almost_equal(output_vectors, expected_output, 4)