Merge pipeline parameters with original task hyperparameters

apiserver/bll/task/task_bll.py

@@ -39,6 +39,7 @@ from apiserver.database.utils import (
 from apiserver.es_factory import es_factory
 from apiserver.redis_manager import redman
 from apiserver.services.utils import validate_tags, escape_dict_field, escape_dict
+from apiserver.utilities.dicts import nested_set
 from .artifacts import artifacts_prepare_for_save
 from .param_utils import params_prepare_for_save
 from .utils import (
@@ -163,18 +164,35 @@ class TaskBLL:
         input_models: Optional[Sequence[TaskInputModel]] = None,
         validate_references: bool = False,
         new_project_name: str = None,
+        hyperparams_overrides: Optional[dict] = None,
+        configuration_overrides: Optional[dict] = None,
     ) -> Tuple[Task, dict]:
         validate_tags(tags, system_tags)
-        params_dict = {
-            field: value
-            for field, value in (
-                ("hyperparams", hyperparams),
-                ("configuration", configuration),
-            )
-            if value is not None
-        }
+        task: Task = cls.get_by_id(company_id=company_id, task_id=task_id, allow_public=True)
 
-        task = cls.get_by_id(company_id=company_id, task_id=task_id, allow_public=True)
+        params_dict = {}
+        if hyperparams:
+            params_dict["hyperparams"] = hyperparams
+        elif hyperparams_overrides:
+            updated_hyperparams = {
+                sec: {k: value for k, value in sec_data.items()}
+                for sec, sec_data in (task.hyperparams or {}).items()
+            }
+            for section, section_data in hyperparams_overrides.items():
+                for key, value in section_data.items():
+                    nested_set(updated_hyperparams, (section, key), value)
+            params_dict["hyperparams"] = updated_hyperparams
+
+        if configuration:
+            params_dict["configuration"] = configuration
+        elif configuration_overrides:
+            updated_configuration = {
+                k: value
+                for k, value in (task.configuration or {}).items()
+            }
+            for key, value in configuration_overrides.items():
+                updated_configuration[key] = value
+            params_dict["configuration"] = updated_configuration
 
         now = datetime.utcnow()
         if input_models:

apiserver/services/pipelines.py

@@ -109,7 +109,7 @@ def start_pipeline(call: APICall, company_id: str, request: StartPipelineRequest
         company_id=company_id,
         user_id=call.identity.user,
         task_id=request.task,
-        hyperparams=hyperparams,
+        hyperparams_overrides=hyperparams,
     )
 
     _update_task_name(task)

apiserver/tests/automated/test_pipelines.py

@@ -5,6 +5,18 @@ from apiserver.tests.automated import TestService
 
 
 class TestPipelines(TestService):
+    task_hyperparams = {
+        "properties":
+            {
+                "version": {
+                    "section": "properties",
+                    "name": "version",
+                    "type": "str",
+                    "value": "3.2"
+                }
+            }
+    }
+
     def test_controller_operations(self):
         task_name = "pipelines test"
         project, task = self._temp_project_and_task(name=task_name)
@@ -82,14 +94,17 @@ class TestPipelines(TestService):
         self.assertEqual(pipeline.status, "queued")
         self.assertEqual(pipeline.project.id, project)
         self.assertEqual(
-            pipeline.hyperparams.Args,
+            pipeline.hyperparams,
             {
-                a["name"]: {
-                    "section": "Args",
-                    "name": a["name"],
-                    "value": a["value"],
-                }
-                for a in args
+                "Args": {
+                    a["name"]: {
+                        "section": "Args",
+                        "name": a["name"],
+                        "value": a["value"],
+                    }
+                    for a in args
+                },
+                **self.task_hyperparams,
             },
         )
 
@@ -124,6 +139,7 @@ class TestPipelines(TestService):
                 type="controller",
                 project=project,
                 system_tags=["pipeline"],
+                hyperparams=self.task_hyperparams,
             ),
         )