fixup

esrftaskgraph/esrftaskgraph/task.py

@@ -127,7 +127,10 @@ class Task(Registered, hashing.UniversalHashable, register=False):
 
     @classmethod
     def class_nonce_data(cls):
-        return super().class_nonce_data() + (sorted(cls.input_names()), sorted(cls.output_names()))
+        return super().class_nonce_data() + (
+            sorted(cls.input_names()),
+            sorted(cls.output_names()),
+        )
 
     @property
     def input_variables(self):