Init experience template agnostic change (TODO: CFN) (#241)

* decouple template from src code

* update unit tests for init

* remove field validator from SDK pydantic model, fix minor parsing problem with list, update kubernetes_version type from str to float

* Update pyproject.toml for cluster stack template to include json, update read_only to be boolean

* change type handler from class to module functions, change some public function to private, update unit tests

* update create for pytorch job template, remove redundant integ test code for init

Author: mollyheamazon

hyperpod-cluster-stack-template/hyperpod_cluster_stack_template/registry.py

@@ -0,0 +1,17 @@
+# 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.
+from hyperpod_cluster_stack_template.v1_0 import model as v1
+
+SCHEMA_REGISTRY = {
+    "1.0": v1.ClusterStackBase
+}

hyperpod-cluster-stack-template/hyperpod_cluster_stack_template/v1_0/model.py

@@ -1,4 +1,4 @@
-from pydantic import BaseModel, Field
+from pydantic import BaseModel, Field, field_validator
 from typing import Optional, Literal, List, Any, Union
 
 class ClusterStackBase(BaseModel):
@@ -51,3 +51,9 @@ class ClusterStackBase(BaseModel):
     storage_capacity: Optional[int] = Field(1200, description="Storage capacity for the FSx file system in GiB")
     fsx_file_system_id: Optional[str] = Field("", description="Existing FSx file system ID")
 
+    @field_validator('kubernetes_version', mode='before')
+    @classmethod
+    def validate_kubernetes_version(cls, v):
+        if v is not None:
+            return str(v)
+        return v