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http_infer_binary_resnet.py
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http_infer_binary_resnet.py
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#
# Copyright (c) 2022 Intel Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
from re import I
import sys
sys.path.append("../../../../demos/common/python")
import numpy as np
import classes
import datetime
import argparse
from client_utils import print_statistics
import tritonclient.http as httpclient
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Sends requests via KServe REST API using binary encoded images. '
'It displays performance statistics and optionally the model accuracy')
parser.add_argument('--images_list', required=False, default='input_images.txt', help='path to a file with a list of labeled images')
parser.add_argument('--http_address',required=False, default='localhost', help='Specify url to http service. default:localhost')
parser.add_argument('--http_port',required=False, default=8000, help='Specify port to http service. default: 8000')
parser.add_argument('--input_name',required=False, default='input', help='Specify input tensor name. default: input')
parser.add_argument('--output_name',required=False, default='resnet_v1_50/predictions/Reshape_1',
help='Specify output name. default: resnet_v1_50/predictions/Reshape_1')
parser.add_argument('--batchsize', default=1,
help='Number of images in a single request. default: 1',
dest='batchsize')
parser.add_argument('--model_name', default='resnet', help='Define model name, must be same as is in service. default: resnet',
dest='model_name')
parser.add_argument('--pipeline_name', default='', help='Define pipeline name, must be same as is in service',
dest='pipeline_name')
parser.add_argument('--tls', default=False, action='store_true', help='use TLS communication with HTTP endpoint')
parser.add_argument('--server_cert', required=False, help='Path to server certificate', default=None)
parser.add_argument('--client_cert', required=False, help='Path to client certificate', default=None)
parser.add_argument('--client_key', required=False, help='Path to client key', default=None)
error = False
args = vars(parser.parse_args())
address = "{}:{}".format(args['http_address'],args['http_port'])
input_name = args['input_name']
output_name = args['output_name']
if args['tls']:
ssl_options = {
'keyfile':args['client_key'],
'cert_file':args['client_cert'],
'ca_certs':args['server_cert']
}
else:
ssl_options = None
processing_times = np.zeros((0),int)
input_images = args.get('images_list')
with open(input_images) as f:
lines = f.readlines()
batch_size = int(args.get('batchsize'))
while batch_size > len(lines):
lines += lines
batch_size = int(args.get('batchsize'))
print('Start processing:')
print('\tModel name: {}'.format(args.get('pipeline_name') if bool(args.get('pipeline_name')) else args.get('model_name')))
iteration = 0
is_pipeline_request = bool(args.get('pipeline_name'))
model_name = args.get('pipeline_name') if is_pipeline_request else args.get('model_name')
try:
triton_client = httpclient.InferenceServerClient(
url=address,
ssl=args['tls'],
ssl_options=ssl_options,
verbose=False)
except Exception as e:
print("context creation failed: " + str(e))
sys.exit()
processing_times = np.zeros((0),int)
total_executed = 0
matched_count = 0
batch_i = 0
image_data = []
image_binary_size = []
labels = []
for line in lines:
inputs = []
batch_i += 1
path, label = line.strip().split(" ")
with open(path, 'rb') as f:
image_data.append(f.read())
labels.append(int(label))
if batch_i < batch_size:
continue
inputs.append(httpclient.InferInput(args['input_name'], [batch_i], "BYTES"))
outputs = []
outputs.append(httpclient.InferRequestedOutput(output_name, binary_data=True))
nmpy = np.array(image_data , dtype=np.object_)
inputs[0].set_data_from_numpy(nmpy)
start_time = datetime.datetime.now()
results = triton_client.infer(model_name=model_name,
inputs=inputs,
outputs=outputs)
end_time = datetime.datetime.now()
duration = (end_time - start_time).total_seconds() * 1000
processing_times = np.append(processing_times,np.array([int(duration)]))
output = results.as_numpy(output_name)
nu = np.array(output)
# for object classification models show imagenet class
print('Iteration {}; Processing time: {:.2f} ms; speed {:.2f} fps'.format(iteration,round(np.average(duration), 2),
round(1000 * batch_size / np.average(duration), 2)
))
# Comment out this section for non imagenet datasets
print("imagenet top results in a single batch:")
for i in range(nu.shape[0]):
if is_pipeline_request:
# shape (1,)
print("response shape", output.shape)
ma = nu[0] - 1 # indexes needs to be shifted left due to 1x1001 shape
else:
# shape (1,1000)
single_result = nu[[i],...]
offset = 0
if nu.shape[1] == 1001:
offset = 1
ma = np.argmax(single_result) - offset
mark_message = ""
total_executed += 1
if ma == labels[i]:
matched_count += 1
mark_message = "; Correct match."
else:
mark_message = "; Incorrect match. Should be".format(labels[i], classes.imagenet_classes[labels[i]])
print("\t", i, classes.imagenet_classes[ma], ma, mark_message)
# Comment out this section for non imagenet datasets
labels = []
image_data = []
batch_i = 0
print_statistics(processing_times, batch_size)
print('Classification accuracy: {:.2f}'.format(100*matched_count/total_executed))