pipeline component deployment description fix (Azure#33071)

* pipeline component deployment description fix

* pylint

Author: nemanjarajic

sdk/ml/azure-ai-ml/azure/ai/ml/_schema/_deployment/batch/pipeline_component_batch_deployment_schema.py

@@ -6,7 +6,7 @@
 import logging
 from typing import Any
 
-from marshmallow import ValidationError, INCLUDE, fields, post_load, validates
+from marshmallow import INCLUDE, fields, post_load
 
 from azure.ai.ml._schema import (
     ArmVersionedStr,
@@ -45,11 +45,6 @@ class PipelineComponentBatchDeploymentSchema(PathAwareSchema):
     tags = fields.Dict()
     description = fields.Str(metadata={"description": "Description of the endpoint deployment."})
 
-    @validates("description")
-    def validate_user_assigned_identities(self, data):
-        if len(data) > 0:
-            raise ValidationError("Parameter 'Description' is not allowed for deployment type 'Pipeline'.")
-
     @post_load
     def make(self, data: Any, **kwargs: Any) -> Any:  # pylint: disable=unused-argument
         from azure.ai.ml.entities._deployment.pipeline_component_batch_deployment import (

sdk/ml/azure-ai-ml/azure/ai/ml/entities/_deployment/pipeline_component_batch_deployment.py

@@ -34,6 +34,8 @@ class PipelineComponentBatchDeployment(Resource):
     :type type: Optional[str]
     :param name: Name of the deployment resource.
     :type name: Optional[str]
+    :param description: Description of the deployment resource.
+    :type description: Optional[str]
     :param component: Component definition.
     :type component: Optional[Union[Component, str]]
     :param settings: Run-time settings for the pipeline job.
@@ -55,10 +57,11 @@ def __init__(
         settings: Optional[Dict[str, str]] = None,
         job_definition: Optional[Dict[str, BaseNode]] = None,
         tags: Optional[Dict] = None,
+        description: Optional[str] = None,
         **kwargs,  # pylint: disable=unused-argument
     ):
         self._type = kwargs.pop("type", None)
-        super().__init__(name=name, tags=tags, **kwargs)
+        super().__init__(name=name, tags=tags, description=description, **kwargs)
         self.component = component
         self.endpoint_name = endpoint_name
         self.settings = settings
@@ -82,7 +85,10 @@ def _to_rest_object(self, location: str) -> "RestBatchDeployment":  # pylint: di
         return RestBatchDeployment(
             location=location,
             tags=self.tags,
-            properties=BatchDeploymentProperties(deployment_configuration=batch_pipeline_config),
+            properties=BatchDeploymentProperties(
+                deployment_configuration=batch_pipeline_config,
+                description=self.description,
+            ),
         )
 
     @classmethod