add parallel

lnschema_core/models.py

@@ -2067,6 +2067,7 @@ def mapped(
         label_keys: Optional[Union[str, List[str]]] = None,
         join_vars: Optional[Literal["auto", "inner"]] = "auto",
         encode_labels: bool = True,
+        parallel: bool = False,
         stream: bool = False,
         is_run_input: Optional[bool] = None,
     ) -> "MappedDataset":
@@ -2082,6 +2083,7 @@ def mapped(
                 and the varibales in the underlying `AnnData` objects are different.
                 Always does the join if set to "inner". If `None`, does not do the join.
             encode_labels: Indicate whether you want to delete the linked file in storage.
+            parallel: Enable sampling with multiple processes.
             stream: Whether to stream data from the array backend.
             is_run_input: Whether to track this dataset as run input.