add support for toggling data mode for array node

flytekit/core/array_node.py

@@ -19,6 +19,7 @@
     flyte_entity_call_handler,
     translate_inputs_to_literals,
 )
+from flytekit.core.task import ReferenceTask
 from flytekit.loggers import logger
 from flytekit.models import interface as _interface_models
 from flytekit.models import literals as _literal_models
@@ -34,8 +35,7 @@
 class ArrayNode:
     def __init__(
         self,
-        target: Union[LaunchPlan, "FlyteLaunchPlan"],
-        execution_mode: _core_workflow.ArrayNode.ExecutionMode = _core_workflow.ArrayNode.FULL_STATE,
+        target: Union[LaunchPlan, ReferenceTask, "FlyteLaunchPlan"],
         bindings: Optional[List[_literal_models.Binding]] = None,
         concurrency: Optional[int] = None,
         min_successes: Optional[int] = None,
@@ -51,17 +51,17 @@ def __init__(
         :param min_successes: The minimum number of successful executions. If set, this takes precedence over
             min_success_ratio
         :param min_success_ratio: The minimum ratio of successful executions.
-        :param execution_mode: The execution mode for propeller to use when handling ArrayNode
         :param metadata: The metadata for the underlying node
         """
         from flytekit.remote import FlyteLaunchPlan
 
         self.target = target
         self._concurrency = concurrency
-        self._execution_mode = execution_mode
         self.id = target.name
         self._bindings = bindings or []
         self.metadata = metadata
+        self._data_mode = None
+        self._execution_mode = None
 
         if min_successes is not None:
             self._min_successes = min_successes
@@ -92,9 +92,12 @@ def __init__(
         else:
             raise ValueError("No interface found for the target entity.")
 
-        if isinstance(target, LaunchPlan) or isinstance(target, FlyteLaunchPlan):
-            if self._execution_mode != _core_workflow.ArrayNode.FULL_STATE:
-                raise ValueError("Only execution version 1 is supported for LaunchPlans.")
+        if isinstance(target, (LaunchPlan, FlyteLaunchPlan)):
+            self._data_mode = _core_workflow.ArrayNode.SINGLE_INPUT_FILE
+            self._execution_mode = _core_workflow.ArrayNode.FULL_STATE
+        elif isinstance(target, ReferenceTask):
+            self._data_mode = _core_workflow.ArrayNode.INDIVIDUAL_INPUT_FILES
+            self._execution_mode = _core_workflow.ArrayNode.MINIMAL_STATE
         else:
             raise ValueError(f"Only LaunchPlans are supported for now, but got {type(target)}")
 
@@ -133,6 +136,10 @@ def upstream_nodes(self) -> List[Node]:
     def flyte_entity(self) -> Any:
         return self.target
 
+    @property
+    def data_mode(self) -> _core_workflow.ArrayNode.DataMode:
+        return self._data_mode
+
     def local_execute(self, ctx: FlyteContext, **kwargs) -> Union[Tuple[Promise], Promise, VoidPromise]:
         if self._remote_interface:
             raise ValueError("Mapping over remote entities is not supported in local execution.")
@@ -254,7 +261,7 @@ def __call__(self, *args, **kwargs):
 
 
 def array_node(
-    target: Union[LaunchPlan, "FlyteLaunchPlan"],
+    target: Union[LaunchPlan, ReferenceTask, "FlyteLaunchPlan"],
     concurrency: Optional[int] = None,
     min_success_ratio: Optional[float] = None,
     min_successes: Optional[int] = None,
@@ -275,8 +282,8 @@ def array_node(
     """
     from flytekit.remote import FlyteLaunchPlan
 
-    if not isinstance(target, LaunchPlan) and not isinstance(target, FlyteLaunchPlan):
-        raise ValueError("Only LaunchPlans are supported for now.")
+    if not isinstance(target, (LaunchPlan, FlyteLaunchPlan, ReferenceTask)):
+        raise ValueError("Only LaunchPlans and ReferenceTasks are supported for now.")
 
     node = ArrayNode(
         target=target,

flytekit/core/array_node_map_task.py

@@ -18,6 +18,7 @@
 from flytekit.core.interface import transform_interface_to_list_interface
 from flytekit.core.launch_plan import LaunchPlan
 from flytekit.core.python_function_task import PythonFunctionTask, PythonInstanceTask
+from flytekit.core.task import ReferenceTask
 from flytekit.core.type_engine import TypeEngine
 from flytekit.core.utils import timeit
 from flytekit.loggers import logger
@@ -390,7 +391,7 @@ def map_task(
     """
     from flytekit.remote import FlyteLaunchPlan
 
-    if isinstance(target, LaunchPlan) or isinstance(target, FlyteLaunchPlan):
+    if isinstance(target, (LaunchPlan, FlyteLaunchPlan, ReferenceTask)):
         return array_node(
             target=target,
             concurrency=concurrency,

flytekit/models/core/workflow.py

@@ -390,6 +390,7 @@ def __init__(
         min_success_ratio=None,
         execution_mode=None,
         is_original_sub_node_interface=False,
+        data_mode=None,
     ) -> None:
         """
         TODO: docstring
@@ -401,6 +402,7 @@ def __init__(
         self._min_success_ratio = min_success_ratio
         self._execution_mode = execution_mode
         self._is_original_sub_node_interface = is_original_sub_node_interface
+        self._data_mode = data_mode
 
     @property
     def node(self) -> "Node":
@@ -414,6 +416,7 @@ def to_flyte_idl(self) -> _core_workflow.ArrayNode:
             min_success_ratio=self._min_success_ratio,
             execution_mode=self._execution_mode,
             is_original_sub_node_interface=BoolValue(value=self._is_original_sub_node_interface),
+            data_mode=self._data_mode,
         )
 
     @classmethod

flytekit/tools/translator.py

@@ -601,6 +601,7 @@ def get_serializable_array_node(
         min_success_ratio=array_node.min_success_ratio,
         execution_mode=array_node.execution_mode,
         is_original_sub_node_interface=array_node.is_original_sub_node_interface,
+        data_mode=array_node.data_mode,
     )
 
 

pyproject.toml

@@ -20,7 +20,7 @@ dependencies = [
     "diskcache>=5.2.1",
     "docker>=4.0.0",
     "docstring-parser>=0.9.0",
-    "flyteidl>=1.13.9",
+    "flyteidl>=1.14.1",
     "fsspec>=2023.3.0",
     "gcsfs>=2023.3.0",
     "googleapis-common-protos>=1.57",