feature: Adding Jumpstart retrieval functions

.gitignore

@@ -27,4 +27,5 @@ venv/
 *.swp
 .docker/
 env/
-.vscode/
+.vscode/
+**/tmp

setup.py

@@ -44,7 +44,6 @@ def read_version():
     "packaging>=20.0",
     "pandas",
     "pathos",
-    "semantic-version",
 ]
 
 # Specific use case dependencies

src/sagemaker/estimator.py

@@ -2425,51 +2425,32 @@ def _prepare_init_params_from_job_description(cls, job_details, model_channel_na
 
         return init_params
 
-    def training_image_uri(self):
+    def training_image_uri(self, region=None):
         """Return the Docker image to use for training.
 
         The :meth:`~sagemaker.estimator.EstimatorBase.fit` method, which does
         the model training, calls this method to find the image to use for model
         training.
 
+        Args:
+            region (str): Optional. AWS region to use for image URI. Default: AWS region associated
+                with the SageMaker session.
+
         Returns:
             str: The URI of the Docker image.
         """
-        if self.image_uri:
-            return self.image_uri
-        if hasattr(self, "distribution"):
-            distribution = self.distribution  # pylint: disable=no-member
-        else:
-            distribution = None
-        compiler_config = getattr(self, "compiler_config", None)
-
-        if hasattr(self, "tensorflow_version") or hasattr(self, "pytorch_version"):
-            processor = image_uris._processor(self.instance_type, ["cpu", "gpu"])
-            is_native_huggingface_gpu = processor == "gpu" and not compiler_config
-            container_version = "cu110-ubuntu18.04" if is_native_huggingface_gpu else None
-            if self.tensorflow_version is not None:  # pylint: disable=no-member
-                base_framework_version = (
-                    f"tensorflow{self.tensorflow_version}"  # pylint: disable=no-member
-                )
-            else:
-                base_framework_version = (
-                    f"pytorch{self.pytorch_version}"  # pylint: disable=no-member
-                )
-        else:
-            container_version = None
-            base_framework_version = None
 
-        return image_uris.retrieve(
-            self._framework_name,
-            self.sagemaker_session.boto_region_name,
-            instance_type=self.instance_type,
-            version=self.framework_version,  # pylint: disable=no-member
+        return image_uris.get_training_image_uri(
+            region=region or self.sagemaker_session.boto_region_name,
+            framework=self._framework_name,
+            framework_version=self.framework_version,  # pylint: disable=no-member
             py_version=self.py_version,  # pylint: disable=no-member
-            image_scope="training",
-            distribution=distribution,
-            base_framework_version=base_framework_version,
-            container_version=container_version,
-            training_compiler_config=compiler_config,
+            image_uri=self.image_uri,
+            distribution=getattr(self, "distribution", None),
+            compiler_config=getattr(self, "compiler_config", None),
+            tensorflow_version=getattr(self, "tensorflow_version", None),
+            pytorch_version=getattr(self, "pytorch_version", None),
+            instance_type=self.instance_type,
         )
 
     @classmethod

src/sagemaker/image_uris.py

@@ -17,9 +17,13 @@
 import logging
 import os
 import re
+from typing import Optional
 
 from sagemaker import utils
+from sagemaker.jumpstart.utils import is_jumpstart_model_input
 from sagemaker.spark import defaults
+from sagemaker.jumpstart import artifacts
+
 
 logger = logging.getLogger(__name__)
 
@@ -39,7 +43,9 @@ def retrieve(
     distribution=None,
     base_framework_version=None,
     training_compiler_config=None,
-):
+    model_id=None,
+    model_version=None,
+) -> str:
     """Retrieves the ECR URI for the Docker image matching the given arguments.
 
     Ideally this function should not be called directly, rather it should be called from the
@@ -69,13 +75,39 @@ def retrieve(
         training_compiler_config (:class:`~sagemaker.training_compiler.TrainingCompilerConfig`):
             A configuration class for the SageMaker Training Compiler
             (default: None).
+        model_id (str): JumpStart model ID for which to retrieve image URI
+            (default: None).
+        model_version (str): Version of the JumpStart model for which to retrieve the
+            image URI (default: None).
 
     Returns:
         str: the ECR URI for the corresponding SageMaker Docker image.
 
     Raises:
         ValueError: If the combination of arguments specified is not supported.
     """
+    if is_jumpstart_model_input(model_id, model_version):
+
+        # adding assert statements to satisfy mypy type checker
+        assert model_id is not None
+        assert model_version is not None
+
+        return artifacts._retrieve_image_uri(
+            model_id,
+            model_version,
+            image_scope,
+            framework,
+            region,
+            version,
+            py_version,
+            instance_type,
+            accelerator_type,
+            container_version,
+            distribution,
+            base_framework_version,
+            training_compiler_config,
+        )
+
     if training_compiler_config is None:
         config = _config_for_framework_and_scope(framework, image_scope, accelerator_type)
     elif framework == HUGGING_FACE_FRAMEWORK:
@@ -347,3 +379,68 @@ def _validate_arg(arg, available_options, arg_name):
 def _format_tag(tag_prefix, processor, py_version, container_version):
     """Creates a tag for the image URI."""
     return "-".join(x for x in (tag_prefix, processor, py_version, container_version) if x)
+
+
+def get_training_image_uri(
+    region,
+    framework,
+    framework_version=None,
+    py_version=None,
+    image_uri=None,
+    distribution=None,
+    compiler_config=None,
+    tensorflow_version=None,
+    pytorch_version=None,
+    instance_type=None,
+) -> str:
+    """Retrieve image uri for training.
+
+    Args:
+        region (str): AWS region to use for image URI.
+        framework (str): The framework for which to retrieve an image URI.
+        framework_version (str): The framework version for which to retrieve an
+            image URI (default: None).
+        py_version (str): The python version to use for the image (default: None).
+        image_uri (str): If an image URI is supplied, it will be returned (default: None).
+        distribution (dict): A dictionary with information on how to run distributed
+            training (default: None).
+        compiler_config (:class:`~sagemaker.training_compiler.TrainingCompilerConfig`):
+            A configuration class for the SageMaker Training Compiler
+            (default: None).
+        tensorflow_version (str): Version of tensorflow to use. (default: None)
+        pytorch_version (str): Version of pytorch to use. (default: None)
+        instance_type (str): Instance type fo use. (default: None)
+
+    Returns:
+        str: the image URI string.
+    """
+
+    if image_uri:
+        return image_uri
+
+    base_framework_version: Optional[str] = None
+
+    if tensorflow_version is not None or pytorch_version is not None:
+        processor = _processor(instance_type, ["cpu", "gpu"])
+        is_native_huggingface_gpu = processor == "gpu" and not compiler_config
+        container_version = "cu110-ubuntu18.04" if is_native_huggingface_gpu else None
+        if tensorflow_version is not None:
+            base_framework_version = f"tensorflow{tensorflow_version}"
+        else:
+            base_framework_version = f"pytorch{pytorch_version}"
+    else:
+        container_version = None
+        base_framework_version = None
+
+    return retrieve(
+        framework,
+        region,
+        instance_type=instance_type,
+        version=framework_version,
+        py_version=py_version,
+        image_scope="training",
+        distribution=distribution,
+        base_framework_version=base_framework_version,
+        container_version=container_version,
+        training_compiler_config=compiler_config,
+    )

src/sagemaker/jumpstart/accessors.py

@@ -0,0 +1,151 @@
+# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"). You
+# may not use this file except in compliance with the License. A copy of
+# the License is located at
+#
+#     http://aws.amazon.com/apache2.0/
+#
+# or in the "license" file accompanying this file. This file 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.
+"""This module contains accessors related to SageMaker JumpStart."""
+from __future__ import absolute_import
+from typing import Any, Dict, Optional
+from sagemaker.jumpstart.types import JumpStartModelHeader, JumpStartModelSpecs
+from sagemaker.jumpstart import cache
+from sagemaker.jumpstart.constants import JUMPSTART_DEFAULT_REGION_NAME
+
+
+class SageMakerSettings(object):
+    """Static class for storing the SageMaker settings."""
+
+    _parsed_sagemaker_version = ""
+
+    @staticmethod
+    def set_sagemaker_version(version: str) -> None:
+        """Set SageMaker version."""
+        SageMakerSettings._parsed_sagemaker_version = version
+
+    @staticmethod
+    def get_sagemaker_version() -> str:
+        """Return SageMaker version."""
+        return SageMakerSettings._parsed_sagemaker_version
+
+
+class JumpStartModelsAccessor(object):
+    """Static class for storing the JumpStart models cache."""
+
+    _cache: Optional[cache.JumpStartModelsCache] = None
+    _curr_region = JUMPSTART_DEFAULT_REGION_NAME
+
+    _cache_kwargs: Dict[str, Any] = {}
+
+    @staticmethod
+    def _validate_and_mutate_region_cache_kwargs(
+        cache_kwargs: Optional[Dict[str, Any]] = None, region: Optional[str] = None
+    ) -> Dict[str, Any]:
+        """Returns cache_kwargs with region argument removed if present.
+
+        Raises:
+            ValueError: If region in `cache_kwargs` is inconsistent with `region` argument.
+
+        Args:
+            cache_kwargs (Optional[Dict[str, Any]]): cache kwargs to validate.
+            region (str): The region to validate along with the kwargs.
+        """
+        cache_kwargs_dict = {} if cache_kwargs is None else cache_kwargs
+        assert isinstance(cache_kwargs_dict, dict)
+        if region is not None and "region" in cache_kwargs_dict:
+            if region != cache_kwargs_dict["region"]:
+                raise ValueError(
+                    f"Inconsistent region definitions: {region}, {cache_kwargs_dict['region']}"
+                )
+            del cache_kwargs_dict["region"]
+        return cache_kwargs_dict
+
+    @staticmethod
+    def _set_cache_and_region(region: str, cache_kwargs: dict) -> None:
+        """Sets ``JumpStartModelsAccessor._cache`` and ``JumpStartModelsAccessor._curr_region``.
+
+        Args:
+            region (str): region for which to retrieve header/spec.
+            cache_kwargs (dict): kwargs to pass to ``JumpStartModelsCache``.
+        """
+        if JumpStartModelsAccessor._cache is None or region != JumpStartModelsAccessor._curr_region:
+            JumpStartModelsAccessor._cache = cache.JumpStartModelsCache(
+                region=region, **cache_kwargs
+            )
+            JumpStartModelsAccessor._curr_region = region
+
+    @staticmethod
+    def get_model_header(region: str, model_id: str, version: str) -> JumpStartModelHeader:
+        """Returns model header from JumpStart models cache.
+
+        Args:
+            region (str): region for which to retrieve header.
+            model_id (str): model id to retrieve.
+            version (str): semantic version to retrieve for the model id.
+        """
+        cache_kwargs = JumpStartModelsAccessor._validate_and_mutate_region_cache_kwargs(
+            JumpStartModelsAccessor._cache_kwargs, region
+        )
+        JumpStartModelsAccessor._set_cache_and_region(region, cache_kwargs)
+        assert JumpStartModelsAccessor._cache is not None
+        return JumpStartModelsAccessor._cache.get_header(model_id, version)
+
+    @staticmethod
+    def get_model_specs(region: str, model_id: str, version: str) -> JumpStartModelSpecs:
+        """Returns model specs from JumpStart models cache.
+
+        Args:
+            region (str): region for which to retrieve header.
+            model_id (str): model id to retrieve.
+            version (str): semantic version to retrieve for the model id.
+        """
+        cache_kwargs = JumpStartModelsAccessor._validate_and_mutate_region_cache_kwargs(
+            JumpStartModelsAccessor._cache_kwargs, region
+        )
+        JumpStartModelsAccessor._set_cache_and_region(region, cache_kwargs)
+        assert JumpStartModelsAccessor._cache is not None
+        return JumpStartModelsAccessor._cache.get_specs(model_id, version)
+
+    @staticmethod
+    def set_cache_kwargs(cache_kwargs: Dict[str, Any], region: str = None) -> None:
+        """Sets cache kwargs, clears the cache.
+
+        Raises:
+            ValueError: If region in `cache_kwargs` is inconsistent with `region` argument.
+
+        Args:
+            cache_kwargs (str): cache kwargs to validate.
+            region (str): Optional. The region to validate along with the kwargs.
+        """
+        cache_kwargs = JumpStartModelsAccessor._validate_and_mutate_region_cache_kwargs(
+            cache_kwargs, region
+        )
+        JumpStartModelsAccessor._cache_kwargs = cache_kwargs
+        if region is None:
+            JumpStartModelsAccessor._cache = cache.JumpStartModelsCache(
+                **JumpStartModelsAccessor._cache_kwargs
+            )
+        else:
+            JumpStartModelsAccessor._curr_region = region
+            JumpStartModelsAccessor._cache = cache.JumpStartModelsCache(
+                region=region, **JumpStartModelsAccessor._cache_kwargs
+            )
+
+    @staticmethod
+    def reset_cache(cache_kwargs: Dict[str, Any] = None, region: Optional[str] = None) -> None:
+        """Resets cache, optionally allowing cache kwargs to be passed to the new cache.
+
+        Raises:
+            ValueError: If region in `cache_kwargs` is inconsistent with `region` argument.
+
+        Args:
+            cache_kwargs (str): cache kwargs to validate.
+            region (str): The region to validate along with the kwargs.
+        """
+        cache_kwargs_dict = {} if cache_kwargs is None else cache_kwargs
+        JumpStartModelsAccessor.set_cache_kwargs(cache_kwargs_dict, region)