diff --git a/src/stpipe/step.py b/src/stpipe/step.py
index 6d641e2b..54333786 100644
--- a/src/stpipe/step.py
+++ b/src/stpipe/step.py
@@ -492,9 +492,11 @@ def run(self, *args):
                                     )
                                 library.shelve(model, i)
 
-                    elif (isinstance(args[0], Sequence)) and \
-                         (not isinstance(args[0], str)) and \
-                         (self.class_alias is not None):
+                    elif (
+                        (isinstance(args[0], Sequence))
+                        and (not isinstance(args[0], str))
+                        and (self.class_alias is not None)
+                    ):
                         # handle ModelContainer or list of models
                         if args[0] and isinstance(args[0][0], AbstractDataModel):
                             for model in args[0]:
@@ -509,12 +511,12 @@ def run(self, *args):
                                         e,
                                     )
 
-                    elif isinstance(args[0], AbstractDataModel) and \
-                        self.class_alias is not None:
+                    elif (
+                        isinstance(args[0], AbstractDataModel)
+                        and self.class_alias is not None
+                    ):
                         try:
-                            args[0][
-                                f"meta.cal_step.{self.class_alias}"
-                            ] = "SKIPPED"
+                            args[0][f"meta.cal_step.{self.class_alias}"] = "SKIPPED"
                         except AttributeError as e:
                             self.log.info(
                                 "Could not record skip into DataModel header: %s",
diff --git a/tests/test_step.py b/tests/test_step.py
index c8e8b79f..88197e25 100644
--- a/tests/test_step.py
+++ b/tests/test_step.py
@@ -448,7 +448,7 @@ def get_crds_parameters(self):
     def save(self, path, dir_path=None, *args, **kwargs):
         saveid = getattr(self, "saveid", None)
         if saveid is not None:
-            fname = saveid+"-saved.txt"
+            fname = saveid + "-saved.txt"
             with open(fname, "w") as f:
                 f.write(f"{path}")
             return fname