diff --git a/code_generation/configuration.py b/code_generation/configuration.py
index 59c753af..c0ccb4f1 100644
--- a/code_generation/configuration.py
+++ b/code_generation/configuration.py
@@ -372,16 +372,16 @@ def add_shift(
                         if scope in shift.get_scopes():
                             self._add_available_shift(shift, scope)
                             shift.apply(scope)
-                            self.shifts[scope][
-                                shift.shiftname
-                            ] = self.resolve_modifiers(shift.get_shift_config(scope))
+                            self.shifts[scope][shift.shiftname] = (
+                                self.resolve_modifiers(shift.get_shift_config(scope))
+                            )
                         else:
                             self._add_available_shift(shift, scope)
                             shift.apply(self.global_scope)
-                            self.shifts[scope][
-                                shift.shiftname
-                            ] = self.resolve_modifiers(
-                                shift.get_shift_config(self.global_scope)
+                            self.shifts[scope][shift.shiftname] = (
+                                self.resolve_modifiers(
+                                    shift.get_shift_config(self.global_scope)
+                                )
                             )
                 else:
                     for scope in scopes_to_shift:
@@ -514,7 +514,9 @@ def _remove_empty_scopes(self) -> None:
         # we have to use a seperate list, because we cannot modify the list while iterating over it without breaking stuff
         scopes_to_test = [scope for scope in self.scopes]
         for scope in scopes_to_test:
-            if (len(self.producers[scope]) == 0 or scope not in self.selected_scopes) and scope is not self.global_scope:
+            if (
+                len(self.producers[scope]) == 0 or scope not in self.selected_scopes
+            ) and scope is not self.global_scope:
                 log.warning("Removing unrequested / empty scope {}".format(scope))
                 self.scopes.remove(scope)
                 del self.producers[scope]
@@ -766,9 +768,11 @@ def report(self) -> None:
         total_quantities = [
             sum(
                 [
-                    len(self.config_parameters[scope][output.vec_config])
-                    if isinstance(output, QuantityGroup)
-                    else 1
+                    (
+                        len(self.config_parameters[scope][output.vec_config])
+                        if isinstance(output, QuantityGroup)
+                        else 1
+                    )
                     for output in self.outputs[scope]
                 ]
             )
diff --git a/code_generation/producer.py b/code_generation/producer.py
index 414e17ce..8e3d12ea 100644
--- a/code_generation/producer.py
+++ b/code_generation/producer.py
@@ -830,11 +830,7 @@ def writecalls(
         calls: List[str] = []
         for producer in self.producers[scope]:
             # duplicate outputs of vector subproducers if they were generated automatically
-            if (
-                self.call
-                and isinstance(producer, VectorProducer)
-                and producer.output
-            ):
+            if self.call and isinstance(producer, VectorProducer) and producer.output:
                 for i in range(len(config["nominal"][producer.vec_configs[0]]) - 1):
                     producer.output.append(
                         producer.output[0].copy(
diff --git a/code_generation/systematics.py b/code_generation/systematics.py
index 86448999..027011eb 100644
--- a/code_generation/systematics.py
+++ b/code_generation/systematics.py
@@ -82,9 +82,9 @@ def __init__(
         ] = self.expand_producer_dict_keys(ignore_producers)
         self.producers: TProducerStore = {}
         self.ignore_producers: TProducerStore = {}
-        self.shift_config: Dict[
-            str, TConfiguration
-        ] = self.expand_configuration_dict_keys(shift_config)
+        self.shift_config: Dict[str, TConfiguration] = (
+            self.expand_configuration_dict_keys(shift_config)
+        )
         self.scopes: Set[str] = self.determine_scopes(scopes)
         self.validate()
 
@@ -403,9 +403,9 @@ def __init__(
             scopes: List of scopes that are affected by the systematic shift.
         """
         super().__init__(name, {}, {}, scopes, {})
-        self.quantity_change: Dict[
-            NanoAODQuantity, Union[str, NanoAODQuantity]
-        ] = quantity_change
+        self.quantity_change: Dict[NanoAODQuantity, Union[str, NanoAODQuantity]] = (
+            quantity_change
+        )
         self.quantities: Set[NanoAODQuantity] = set(quantity_change.keys())
 
     def apply(self, scope: str) -> None: