Add AutoML -> AutoMLV2 mapper (aws#4500)

Co-authored-by: liujiaor <128006184+liujiaorr@users.noreply.github.com>

src/sagemaker/automl/automlv2.py

@@ -11,13 +11,15 @@
 # ANY KIND, either express or implied. See the License for the specific
 # language governing permissions and limitations under the License.
 """A class for SageMaker AutoML V2 Jobs."""
-from __future__ import absolute_import
+
+from __future__ import absolute_import, annotations
 
 import logging
 from dataclasses import dataclass
 from typing import Dict, List, Optional, Union
 
 from sagemaker import Model, PipelineModel, s3
+from sagemaker.automl.automl import AutoML
 from sagemaker.automl.candidate_estimator import CandidateEstimator
 from sagemaker.config import (
     AUTO_ML_INTER_CONTAINER_ENCRYPTION_PATH,
@@ -727,6 +729,46 @@ def __init__(
         self._auto_ml_job_desc = None
         self._best_candidate = None
 
+    @classmethod
+    def from_auto_ml(cls, auto_ml: AutoML) -> AutoMLV2:
+        """Create an AutoMLV2 object from an AutoML object.
+
+        This method maps AutoML properties into an AutoMLV2 object,
+        so you can create AutoMLV2 jobs from the existing AutoML objects.
+
+        Args:
+            auto_ml (sagemaker.automl.automl.AutoML): An AutoML object from which
+                an AutoMLV2 object will be created.
+        """
+        auto_ml_v2 = AutoMLV2(
+            problem_config=AutoMLTabularConfig(
+                target_attribute_name=auto_ml.target_attribute_name,
+                feature_specification_s3_uri=auto_ml.feature_specification_s3_uri,
+                generate_candidate_definitions_only=auto_ml.generate_candidate_definitions_only,
+                mode=auto_ml.mode,
+                problem_type=auto_ml.problem_type,
+                sample_weight_attribute_name=auto_ml.sample_weight_attribute_name,
+                max_candidates=auto_ml.max_candidate,
+                max_runtime_per_training_job_in_seconds=auto_ml.max_runtime_per_training_job_in_seconds,  # noqa E501  # pylint: disable=c0301
+                max_total_job_runtime_in_seconds=auto_ml.total_job_runtime_in_seconds,
+            ),
+            base_job_name=auto_ml.base_job_name,
+            output_path=auto_ml.output_path,
+            output_kms_key=auto_ml.output_kms_key,
+            job_objective=auto_ml.job_objective,
+            validation_fraction=auto_ml.validation_fraction,
+            auto_generate_endpoint_name=auto_ml.auto_generate_endpoint_name,
+            endpoint_name=auto_ml.endpoint_name,
+            role=auto_ml.role,
+            volume_kms_key=auto_ml.volume_kms_key,
+            encrypt_inter_container_traffic=auto_ml.encrypt_inter_container_traffic,
+            vpc_config=auto_ml.vpc_config,
+            tags=auto_ml.tags,
+            sagemaker_session=auto_ml.sagemaker_session,
+        )
+        auto_ml_v2._best_candidate = auto_ml._best_candidate
+        return auto_ml_v2
+
     def fit(
         self,
         inputs: Optional[

tests/unit/sagemaker/automl/test_auto_ml_v2.py

@@ -24,6 +24,7 @@
     CandidateEstimator,
     LocalAutoMLDataChannel,
     PipelineModel,
+    AutoML,
 )
 from sagemaker.predictor import Predictor
 from sagemaker.session_settings import SessionSettings
@@ -1100,3 +1101,29 @@ def without_user_input(sess):
         expected__with_user_input__with_default_bucket_only="s3://test",
     )
     assert actual == expected
+
+
+def test_automl_v1_to_automl_v2_mapping():
+    auto_ml = AutoML(
+        role=ROLE,
+        target_attribute_name=TARGET_ATTRIBUTE_NAME,
+        sample_weight_attribute_name=SAMPLE_WEIGHT_ATTRIBUTE_NAME,
+        output_kms_key=OUTPUT_KMS_KEY,
+        output_path=OUTPUT_PATH,
+        max_candidates=MAX_CANDIDATES,
+        base_job_name=BASE_JOB_NAME,
+    )
+
+    auto_ml_v2 = AutoMLV2.from_auto_ml(auto_ml=auto_ml)
+
+    assert isinstance(auto_ml_v2.problem_config, AutoMLTabularConfig)
+    assert auto_ml_v2.role == auto_ml.role
+    assert auto_ml_v2.problem_config.target_attribute_name == auto_ml.target_attribute_name
+    assert (
+        auto_ml_v2.problem_config.sample_weight_attribute_name
+        == auto_ml.sample_weight_attribute_name
+    )
+    assert auto_ml_v2.output_kms_key == auto_ml.output_kms_key
+    assert auto_ml_v2.output_path == auto_ml.output_path
+    assert auto_ml_v2.problem_config.max_candidates == auto_ml.max_candidate
+    assert auto_ml_v2.base_job_name == auto_ml.base_job_name