refactor: use the full array name as pass through name in hiopy

apps/hiopy/worker.py

@@ -150,8 +150,9 @@ def main():
                 src_comp, src_grid = v.attrs["hiopy::yac_source"]
             else:
                 assert "hiopy::parent" in var_group.attrs, f"No source for field {v.name} specified"
-                parent_var_name = var_group.attrs["hiopy::parent"] + "/" + v.name.split("/")[-1]
-                source_var = zarr.open(store=v.store)[parent_var_name]
+                parent_var_path = var_group.attrs["hiopy::parent"] + "/" + src_name
+                source_var = zarr.open(store=v.store)[parent_var_path]
+                src_name = source_var.name
                 source_var_gid = grid_id(source_var)
                 src_comp = src_grid = f"{args.process_group}_{source_var_gid}"
             time_method = v.attrs.get("hiopy::time_method", "point")
@@ -186,6 +187,7 @@ def main():
                 yac_time_reduction=time_methods2yac[time_method],
                 interpolation_stack_yaml=f"- nnn:\n    n: {nnn}",
                 frac_mask=frac_mask,
+                pass_through_name=v.name,
             )
 
     def get_source_triple(v):