try to fix typing

Author: bernt-matthias

lib/galaxy/tools/execution_helpers.py

@@ -53,7 +53,7 @@ def filter_output(tool, output, incoming):
     return False
 
 
-def on_text_for_names(hids: Optional[Collection[int]], prefix: str) -> str:
+def on_text_for_names(hids: Optional[Collection[int]] = None, prefix: str) -> str:
     if hids is None or len(hids) == 0:
         return ""
     # hids may contain duplicates... this is because the first value in
@@ -84,7 +84,8 @@ def on_text_for_names(hids: Optional[Collection[int]], prefix: str) -> str:
 
 
 def on_text_for_dataset_and_collections(
-    dataset_hids: Optional[Collection[int]] = None, collection_hids: Optional[Collection[int]] = None
+    dataset_hids: Optional[Collection[int]] = None,
+    collection_hids: Optional[Collection[int]] = None,
 ) -> str:
     on_text_datasets = on_text_for_names(dataset_hids, "data")
     on_text_collection = on_text_for_names(collection_hids, "list")