def main():
args, extra = parse_args(sys.argv[1:])
# Pretrained Alibi explainer
alibi_model = None
if args.storage_uri is not None:
alibi_model = os.path.join(
kserve.Storage.download(args.storage_uri), EXPLAINER_FILENAME
)
with open(alibi_model, "rb") as f:
logging.info("Loading Alibi model")
alibi_model = dill.load(f)
explainer = AlibiExplainer(
args.model_name,
args.predictor_host,
ExplainerMethod(args.command),
extra,
alibi_model,
)
explainer.load()
kserve.ModelServer().start(models=[explainer], nest_asyncio=True)
#
# 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.
import kserve
import argparse
from .bert_transformer import BertTransformer
DEFAULT_MODEL_NAME = "model"
parser = argparse.ArgumentParser(parents=[kserve.model_server.parser])
parser.add_argument('--model_name',
default=DEFAULT_MODEL_NAME,
help='The name that the model is served under.')
parser.add_argument('--predictor_host',
help='The URL for the model predict function',
required=True)
args, _ = parser.parse_known_args()
if __name__ == "__main__":
transformer = BertTransformer(args.model_name,
predictor_host=args.predictor_host)
server = kserve.ModelServer()
server.start(models=[transformer])
# Input follows the Tensorflow V1 HTTP API for binary values
# https://www.tensorflow.org/tfx/serving/api_rest#encoding_binary_values
data = inputs[0]["image"]["b64"]
raw_img_data = base64.b64decode(data)
input_image = Image.open(io.BytesIO(raw_img_data))
preprocess = transforms.Compose([
transforms.Resize(256),
transforms.CenterCrop(224),
transforms.ToTensor(),
transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225]),
])
input_tensor = preprocess(input_image)
input_batch = input_tensor.unsqueeze(0)
output = self.model(input_batch)
torch.nn.functional.softmax(output, dim=1)[0]
values, top_5 = torch.topk(output, 5)
return {"predictions": values.tolist()}
if __name__ == "__main__":
kserve.ModelServer(workers=1).start({"custom-model": AlexNetModel})
self.name = name
self.ready = False
def load(self):
dataset_orig = load_preproc_data_german(['age'])
scale_orig = StandardScaler()
X_train = scale_orig.fit_transform(dataset_orig.features)
y_train = dataset_orig.labels.ravel()
lmod = LogisticRegression()
lmod.fit(X_train, y_train, sample_weight=dataset_orig.instance_weights)
self.model = lmod
self.ready = True
def predict(self, request: Dict) -> Dict:
inputs = request["instances"]
scale_input = StandardScaler()
scaled_input = scale_input.fit_transform(inputs)
predictions = self.model.predict(scaled_input)
return {"predictions": predictions.tolist()}
if __name__ == "__main__":
model = KServeSampleModel("german-credit")
model.load()
kserve.ModelServer(workers=1).start([model])
DEFAULT_MODEL_NAME = "default"
DEFAULT_LOCAL_MODEL_DIR = "/tmp/model"
DEFAULT_NTHREAD = 1
parser = argparse.ArgumentParser(parents=[kserve.model_server.parser]) # pylint:disable=c-extension-no-member
parser.add_argument('--model_dir',
required=True,
help='A URI pointer to the model directory')
parser.add_argument('--model_name',
default=DEFAULT_MODEL_NAME,
help='The name that the model is served under.')
parser.add_argument('--nthread',
default=DEFAULT_NTHREAD,
help='Number of threads to use by LightGBM.')
args, _ = parser.parse_known_args()
if __name__ == "__main__":
model = LightGBMModel(args.model_name, args.model_dir, args.nthread)
try:
model.load()
except ModelMissingError:
logging.error(
f"fail to load model {args.model_name} from dir {args.model_dir},"
f"trying to load from model repository.")
model_repository = LightGBMModelRepository(args.model_dir, args.nthread)
# LightGBM doesn't support multi-process, so the number of http server workers should be 1.
kfserver = kserve.ModelServer(workers=1,
registered_models=model_repository) # pylint:disable=c-extension-no-member
kfserver.start([model] if model.ready else [])
default=DEFAULT_MIN_WEIGHT,
help=
'The minimum weight needed by a pixel to be considered useful as an explanation.'
)
parser.add_argument(
'--positive_only',
default=DEFAULT_POSITIVE_ONLY,
help=
'Whether or not to show only the explanations that positively indicate a classification.'
)
parser.add_argument('--explainer_type',
default=DEFAULT_EXPLAINER_TYPE,
help='What type of model explainer to use.')
parser.add_argument('--predictor_host',
help='The host for the predictor.',
required=True)
args, _ = parser.parse_known_args()
if __name__ == "__main__":
model = AIXModel(name=args.model_name,
predictor_host=args.predictor_host,
segm_alg=args.segmentation_algorithm,
num_samples=args.num_samples,
top_labels=args.top_labels,
min_weight=args.min_weight,
positive_only=args.positive_only,
explainer_type=args.explainer_type)
model.load()
kserve.ModelServer().start([model], nest_asyncio=True)
# 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.
import kserve
import argparse
from pytorchserver import PyTorchModel
DEFAULT_MODEL_NAME = "model"
DEFAULT_LOCAL_MODEL_DIR = "/tmp/model"
DEFAULT_MODEL_CLASS_NAME = "PyTorchModel"
parser = argparse.ArgumentParser(parents=[kserve.model_server.parser])
parser.add_argument('--model_dir',
required=True,
help='A URI pointer to the model directory')
parser.add_argument('--model_name',
default=DEFAULT_MODEL_NAME,
help='The name that the model is served under.')
parser.add_argument('--model_class_name',
default=DEFAULT_MODEL_CLASS_NAME,
help='The class name for the model.')
args, _ = parser.parse_known_args()
if __name__ == "__main__":
model = PyTorchModel(args.model_name, args.model_class_name,
args.model_dir)
model.load()
kserve.ModelServer().start([model])
import logging
import kserve
from kserve.model import ModelMissingError
from xgbserver import XGBoostModel, XGBoostModelRepository
DEFAULT_MODEL_NAME = "default"
DEFAULT_LOCAL_MODEL_DIR = "/tmp/model"
DEFAULT_NTHREAD = 1
parser = argparse.ArgumentParser(parents=[kserve.model_server.parser]) # pylint:disable=c-extension-no-member
parser.add_argument('--model_dir', required=True,
help='A URI pointer to the model directory')
parser.add_argument('--model_name', default=DEFAULT_MODEL_NAME,
help='The name that the model is served under.')
parser.add_argument('--nthread', default=DEFAULT_NTHREAD,
help='Number of threads to use by XGBoost.')
args, _ = parser.parse_known_args()
if __name__ == "__main__":
model = XGBoostModel(args.model_name, args.model_dir, args.nthread)
try:
model.load()
except ModelMissingError:
logging.error(f"fail to locate model file for model {args.model_name} under dir {args.model_dir},"
f"trying loading from model repository.")
kserve.ModelServer(registered_models=XGBoostModelRepository(args.model_dir, args.nthread))\
.start([model] if model.ready else [])
# Find the name and value by splitting the string
name, value = line.split(separator, 1)
# Assign key value pair to dict
# strip() removes white space from the ends of strings
keys[name.strip()] = value.strip()
keys["model_snapshot"] = json.loads(keys["model_snapshot"])
models = keys["model_snapshot"]["models"]
model_names = []
# Get all the model_names
for model, value in models.items():
model_names.append(model)
if not model_names:
model_names = [DEFAULT_MODEL_NAME]
print(f"Wrapper : Model names {model_names}")
return model_names
if __name__ == "__main__":
model_names = parse_config()
models = []
for model_name in model_names:
transformer = ImageTransformer(model_name, predictor_host=args.predictor_host)
models.append(transformer)
kserve.ModelServer(
registered_models=TransformerModelRepository(args.predictor_host)
).start(models=models)
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import logging
import kserve
from sklearnserver import SKLearnModel, SKLearnModelRepository
from kserve.model import ModelMissingError
DEFAULT_MODEL_NAME = "model"
DEFAULT_LOCAL_MODEL_DIR = "/tmp/model"
parser = argparse.ArgumentParser(parents=[kserve.model_server.parser])
parser.add_argument('--model_dir', required=True,
help='A URI pointer to the model binary')
parser.add_argument('--model_name', default=DEFAULT_MODEL_NAME,
help='The name that the model is served under.')
args, _ = parser.parse_known_args()
if __name__ == "__main__":
model = SKLearnModel(args.model_name, args.model_dir)
try:
model.load()
except ModelMissingError:
logging.error(f"fail to locate model file for model {args.model_name} under dir {args.model_dir},"
f"trying loading from model repository.")
kserve.ModelServer(registered_models=SKLearnModelRepository(args.model_dir)).start([model] if model.ready else [])
