josephevans commented on a change in pull request #19697:
URL: https://github.com/apache/incubator-mxnet/pull/19697#discussion_r548194878
##########
File path: tests/python-pytest/onnx/test_onnxruntime.py
##########
@@ -97,25 +102,79 @@ def download_test_images(tmpdir):
tmp_path = str(tmp_path)
- #labels = load_imgnet_labels(tmp_path)
- test_images = download_test_images(tmp_path)
- sym_file, params_file = get_gluon_cv_model(model, tmp_path)
- onnx_file = export_model_to_onnx(sym_file, params_file)
-
- # create onnxruntime session using the generated onnx file
- ses_opt = onnxruntime.SessionOptions()
- ses_opt.log_severity_level = 3
- session = onnxruntime.InferenceSession(onnx_file, ses_opt)
- input_name = session.get_inputs()[0].name
-
- for img, accepted_ids in test_images:
- img_data = normalize_image(os.path.join(tmp_path,img))
- raw_result = session.run([], {input_name: img_data})
- res = softmax(np.array(raw_result)).tolist()
- class_idx = np.argmax(res)
- assert(class_idx in accepted_ids)
-
- shutil.rmtree(tmp_path)
-
+ try:
+ #labels = load_imgnet_labels(tmp_path)
+ test_images = download_test_images(tmp_path)
+ sym_file, params_file = get_gluon_cv_model(model, tmp_path)
+ onnx_file = export_model_to_onnx(sym_file, params_file)
+
+ # create onnxruntime session using the generated onnx file
+ ses_opt = onnxruntime.SessionOptions()
+ ses_opt.log_severity_level = 3
+ session = onnxruntime.InferenceSession(onnx_file, ses_opt)
+ input_name = session.get_inputs()[0].name
+
+ for img, accepted_ids in test_images:
+ img_data = normalize_image(os.path.join(tmp_path,img))
+ raw_result = session.run([], {input_name: img_data})
+ res = softmax(np.array(raw_result)).tolist()
+ class_idx = np.argmax(res)
+ assert(class_idx in accepted_ids)
+
+ finally:
+ shutil.rmtree(tmp_path)
+
+
+@with_seed()
[email protected]('model', ['bert_12_768_12'])
+def test_bert_inference_onnxruntime(tmp_path, model):
+ tmp_path = str(tmp_path)
+ try:
+ import gluonnlp as nlp
+ dataset = 'book_corpus_wiki_en_uncased'
+ ctx = mx.cpu(0)
+ model, vocab = nlp.model.get_model(
+ name=model,
+ ctx=ctx,
+ dataset_name=dataset,
+ pretrained=False,
+ use_pooler=True,
+ use_decoder=False,
+ use_classifier=False)
+ model.initialize(ctx=ctx)
+ model.hybridize(static_alloc=True)
+
+ batch = 5
+ seq_length = 16
+ # create synthetic test data
+ inputs = mx.nd.random.uniform(0, 30522, shape=(batch, seq_length),
dtype='float32')
+ token_types = mx.nd.random.uniform(0, 2, shape=(batch, seq_length),
dtype='float32')
+ valid_length = mx.nd.array([seq_length] * batch, dtype='float32')
+
+ seq_encoding, cls_encoding = model(inputs, token_types, valid_length)
+
+ prefix = "%s/bert" % tmp_path
+ model.export(prefix)
+ sym_file = "%s-symbol.json" % prefix
+ params_file = "%s-0000.params" % prefix
+ onnx_file = "%s.onnx" % prefix
+
+
+ input_shapes = [(batch, seq_length), (batch, seq_length), (batch,)]
+ converted_model_path = mx.contrib.onnx.export_model(sym_file,
params_file, input_shapes, np.float32, onnx_file)
+
+
+ # create onnxruntime session using the generated onnx file
+ ses_opt = onnxruntime.SessionOptions()
+ ses_opt.log_severity_level = 3
+ session = onnxruntime.InferenceSession(onnx_file, ses_opt)
+ onnx_inputs = [inputs, token_types, valid_length]
+ input_dict = dict((session.get_inputs()[i].name,
onnx_inputs[i].asnumpy()) for i in range(len(onnx_inputs)))
+ pred_onx = session.run(None, input_dict)[0]
+
+ assert_almost_equal(seq_encoding, pred_onx)
Review comment:
Added!
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