def test_kmeans(sagemaker_session):
job_name = unique_name_from_base("kmeans")
with timeout(minutes=TRAINING_DEFAULT_TIMEOUT_MINUTES):
data_path = os.path.join(DATA_DIR, "one_p_mnist", "mnist.pkl.gz")
pickle_args = {} if sys.version_info.major == 2 else {
"encoding": "latin1"
}
# Load the data into memory as numpy arrays
with gzip.open(data_path, "rb") as f:
train_set, _, _ = pickle.load(f, **pickle_args)
kmeans = KMeans(
role="SageMakerRole",
train_instance_count=1,
train_instance_type="ml.c4.xlarge",
k=10,
sagemaker_session=sagemaker_session,
)
kmeans.init_method = "random"
kmeans.max_iterations = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = "kmeans++"
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
assert kmeans.hyperparameters() == dict(
init_method=kmeans.init_method,
local_lloyd_max_iter=str(kmeans.max_iterations),
local_lloyd_tol=str(kmeans.tol),
local_lloyd_num_trials=str(kmeans.num_trials),
local_lloyd_init_method=kmeans.local_init_method,
half_life_time_size=str(kmeans.half_life_time_size),
epochs=str(kmeans.epochs),
extra_center_factor=str(kmeans.center_factor),
k=str(kmeans.k),
force_dense="True",
)
kmeans.fit(kmeans.record_set(train_set[0][:100]), job_name=job_name)
with timeout_and_delete_endpoint_by_name(job_name, sagemaker_session):
model = KMeansModel(kmeans.model_data,
role="SageMakerRole",
sagemaker_session=sagemaker_session)
predictor = model.deploy(1, "ml.c4.xlarge", endpoint_name=job_name)
result = predictor.predict(train_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
predictor.delete_model()
with pytest.raises(Exception) as exception:
sagemaker_session.sagemaker_client.describe_model(ModelName=model.name)
assert "Could not find model" in str(exception.value)
def test_kmeans(sagemaker_session):
with timeout(minutes=15):
data_path = os.path.join(DATA_DIR, 'one_p_mnist', 'mnist.pkl.gz')
pickle_args = {} if sys.version_info.major == 2 else {'encoding': 'latin1'}
# Load the data into memory as numpy arrays
with gzip.open(data_path, 'rb') as f:
train_set, _, _ = pickle.load(f, **pickle_args)
kmeans = KMeans(role='SageMakerRole', train_instance_count=1,
train_instance_type='ml.c4.xlarge',
k=10, sagemaker_session=sagemaker_session, base_job_name='test-kmeans')
kmeans.init_method = 'random'
kmeans.max_iterators = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = 'kmeans++'
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
kmeans.fit(kmeans.record_set(train_set[0][:100]))
endpoint_name = name_from_base('kmeans')
with timeout_and_delete_endpoint_by_name(endpoint_name, sagemaker_session):
model = KMeansModel(kmeans.model_data, role='SageMakerRole', sagemaker_session=sagemaker_session)
predictor = model.deploy(1, 'ml.c4.xlarge', endpoint_name=endpoint_name)
result = predictor.predict(train_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
def test_async_kmeans(sagemaker_session, cpu_instance_type):
job_name = unique_name_from_base("kmeans")
with timeout(minutes=5):
data_path = os.path.join(DATA_DIR, "one_p_mnist", "mnist.pkl.gz")
pickle_args = {} if sys.version_info.major == 2 else {"encoding": "latin1"}
# Load the data into memory as numpy arrays
with gzip.open(data_path, "rb") as f:
train_set, _, _ = pickle.load(f, **pickle_args)
kmeans = KMeans(
role="SageMakerRole",
train_instance_count=1,
train_instance_type=cpu_instance_type,
k=10,
sagemaker_session=sagemaker_session,
)
kmeans.init_method = "random"
kmeans.max_iterations = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = "kmeans++"
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
assert kmeans.hyperparameters() == dict(
init_method=kmeans.init_method,
local_lloyd_max_iter=str(kmeans.max_iterations),
local_lloyd_tol=str(kmeans.tol),
local_lloyd_num_trials=str(kmeans.num_trials),
local_lloyd_init_method=kmeans.local_init_method,
half_life_time_size=str(kmeans.half_life_time_size),
epochs=str(kmeans.epochs),
extra_center_factor=str(kmeans.center_factor),
k=str(kmeans.k),
force_dense="True",
)
kmeans.fit(kmeans.record_set(train_set[0][:100]), wait=False, job_name=job_name)
print("Detached from training job. Will re-attach in 20 seconds")
time.sleep(20)
print("attaching now...")
with timeout_and_delete_endpoint_by_name(job_name, sagemaker_session):
estimator = KMeans.attach(training_job_name=job_name, sagemaker_session=sagemaker_session)
model = KMeansModel(
estimator.model_data, role="SageMakerRole", sagemaker_session=sagemaker_session
)
predictor = model.deploy(1, cpu_instance_type, endpoint_name=job_name)
result = predictor.predict(train_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
def test_async_kmeans():
training_job_name = ""
endpoint_name = name_from_base('kmeans')
with timeout(minutes=5):
sagemaker_session = sagemaker.Session(boto_session=boto3.Session(
region_name=REGION))
data_path = os.path.join(DATA_DIR, 'one_p_mnist', 'mnist.pkl.gz')
pickle_args = {} if sys.version_info.major == 2 else {
'encoding': 'latin1'
}
# Load the data into memory as numpy arrays
with gzip.open(data_path, 'rb') as f:
train_set, _, _ = pickle.load(f, **pickle_args)
kmeans = KMeans(role='SageMakerRole',
train_instance_count=1,
train_instance_type='ml.c4.xlarge',
k=10,
sagemaker_session=sagemaker_session,
base_job_name='test-kmeans')
kmeans.init_method = 'random'
kmeans.max_iterators = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = 'kmeans++'
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
kmeans.fit(kmeans.record_set(train_set[0][:100]), wait=False)
training_job_name = kmeans.latest_training_job.name
print("Detached from training job. Will re-attach in 20 seconds")
time.sleep(20)
print("attaching now...")
with timeout_and_delete_endpoint_by_name(endpoint_name,
sagemaker_session,
minutes=35):
estimator = KMeans.attach(training_job_name=training_job_name,
sagemaker_session=sagemaker_session)
model = KMeansModel(estimator.model_data,
role='SageMakerRole',
sagemaker_session=sagemaker_session)
predictor = model.deploy(1,
'ml.c4.xlarge',
endpoint_name=endpoint_name)
result = predictor.predict(train_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
def test_kmeans_serverless_inference(sagemaker_session, cpu_instance_type,
training_set):
job_name = unique_name_from_base("kmeans-serverless")
with timeout(minutes=TRAINING_DEFAULT_TIMEOUT_MINUTES):
kmeans = KMeans(
role="SageMakerRole",
instance_count=1,
instance_type=cpu_instance_type,
k=10,
sagemaker_session=sagemaker_session,
)
kmeans.init_method = "random"
kmeans.max_iterations = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = "kmeans++"
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
kmeans.eval_metrics = ["ssd", "msd"]
assert kmeans.hyperparameters() == dict(
init_method=kmeans.init_method,
local_lloyd_max_iter=str(kmeans.max_iterations),
local_lloyd_tol=str(kmeans.tol),
local_lloyd_num_trials=str(kmeans.num_trials),
local_lloyd_init_method=kmeans.local_init_method,
half_life_time_size=str(kmeans.half_life_time_size),
epochs=str(kmeans.epochs),
extra_center_factor=str(kmeans.center_factor),
k=str(kmeans.k),
eval_metrics=json.dumps(kmeans.eval_metrics),
force_dense="True",
)
kmeans.fit(kmeans.record_set(training_set[0][:100]), job_name=job_name)
with timeout_and_delete_endpoint_by_name(job_name, sagemaker_session):
model = KMeansModel(kmeans.model_data,
role="SageMakerRole",
sagemaker_session=sagemaker_session)
predictor = model.deploy(
serverless_inference_config=ServerlessInferenceConfig(),
endpoint_name=job_name)
result = predictor.predict(training_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
predictor.delete_model()
with pytest.raises(Exception) as exception:
sagemaker_session.sagemaker_client.describe_model(
ModelName=model.name)
assert "Could not find model" in str(exception.value)
def test_async_kmeans(sagemaker_session, cpu_instance_type, training_set):
job_name = unique_name_from_base("kmeans")
with timeout(minutes=5):
kmeans = KMeans(
role="SageMakerRole",
instance_count=1,
instance_type=cpu_instance_type,
k=10,
sagemaker_session=sagemaker_session,
)
kmeans.init_method = "random"
kmeans.max_iterations = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = "kmeans++"
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
assert kmeans.hyperparameters() == dict(
init_method=kmeans.init_method,
local_lloyd_max_iter=str(kmeans.max_iterations),
local_lloyd_tol=str(kmeans.tol),
local_lloyd_num_trials=str(kmeans.num_trials),
local_lloyd_init_method=kmeans.local_init_method,
half_life_time_size=str(kmeans.half_life_time_size),
epochs=str(kmeans.epochs),
extra_center_factor=str(kmeans.center_factor),
k=str(kmeans.k),
force_dense="True",
)
kmeans.fit(kmeans.record_set(training_set[0][:100]),
wait=False,
job_name=job_name)
print("Detached from training job. Will re-attach in 20 seconds")
time.sleep(20)
print("attaching now...")
with timeout_and_delete_endpoint_by_name(job_name, sagemaker_session):
estimator = KMeans.attach(training_job_name=job_name,
sagemaker_session=sagemaker_session)
model = KMeansModel(estimator.model_data,
role="SageMakerRole",
sagemaker_session=sagemaker_session)
predictor = model.deploy(1, cpu_instance_type, endpoint_name=job_name)
result = predictor.predict(training_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None
def test_async_kmeans(sagemaker_session):
training_job_name = ""
endpoint_name = name_from_base('kmeans')
with timeout(minutes=5):
data_path = os.path.join(DATA_DIR, 'one_p_mnist', 'mnist.pkl.gz')
pickle_args = {} if sys.version_info.major == 2 else {'encoding': 'latin1'}
# Load the data into memory as numpy arrays
with gzip.open(data_path, 'rb') as f:
train_set, _, _ = pickle.load(f, **pickle_args)
kmeans = KMeans(role='SageMakerRole', train_instance_count=1,
train_instance_type='ml.c4.xlarge',
k=10, sagemaker_session=sagemaker_session, base_job_name='test-kmeans')
kmeans.init_method = 'random'
kmeans.max_iterations = 1
kmeans.tol = 1
kmeans.num_trials = 1
kmeans.local_init_method = 'kmeans++'
kmeans.half_life_time_size = 1
kmeans.epochs = 1
kmeans.center_factor = 1
assert kmeans.hyperparameters() == dict(
init_method=kmeans.init_method,
local_lloyd_max_iter=str(kmeans.max_iterations),
local_lloyd_tol=str(kmeans.tol),
local_lloyd_num_trials=str(kmeans.num_trials),
local_lloyd_init_method=kmeans.local_init_method,
half_life_time_size=str(kmeans.half_life_time_size),
epochs=str(kmeans.epochs),
extra_center_factor=str(kmeans.center_factor),
k=str(kmeans.k),
force_dense='True',
)
kmeans.fit(kmeans.record_set(train_set[0][:100]), wait=False)
training_job_name = kmeans.latest_training_job.name
print("Detached from training job. Will re-attach in 20 seconds")
time.sleep(20)
print("attaching now...")
with timeout_and_delete_endpoint_by_name(endpoint_name, sagemaker_session):
estimator = KMeans.attach(training_job_name=training_job_name, sagemaker_session=sagemaker_session)
model = KMeansModel(estimator.model_data, role='SageMakerRole', sagemaker_session=sagemaker_session)
predictor = model.deploy(1, 'ml.c4.xlarge', endpoint_name=endpoint_name)
result = predictor.predict(train_set[0][:10])
assert len(result) == 10
for record in result:
assert record.label["closest_cluster"] is not None
assert record.label["distance_to_cluster"] is not None