diff --git a/src/fmu/ensemble/etc.py b/src/fmu/ensemble/etc.py
index 1e25cd60..b7707f10 100644
--- a/src/fmu/ensemble/etc.py
+++ b/src/fmu/ensemble/etc.py
@@ -294,7 +294,6 @@ def _get_class_from_frame(frame):
         return outer[0]
 
     def _output(self, idx, level, string):
-
         # pylint: disable=too-many-branches
 
         prefix = ""
diff --git a/src/fmu/ensemble/observations.py b/src/fmu/ensemble/observations.py
index c2615d89..f3763d58 100644
--- a/src/fmu/ensemble/observations.py
+++ b/src/fmu/ensemble/observations.py
@@ -201,7 +201,6 @@ def load_smry(self, realization, smryvector, time_index="yearly", smryerror=None
         self.observations["smry"].append(virtobs)
 
     def __len__(self):
-
         """Return the number of observation units present"""
         # This is not correctly implemented yet..
         return len(self.observations.keys())
diff --git a/src/fmu/ensemble/realization.py b/src/fmu/ensemble/realization.py
index 511be011..fcfd696b 100644
--- a/src/fmu/ensemble/realization.py
+++ b/src/fmu/ensemble/realization.py
@@ -1128,7 +1128,6 @@ def get_smry(
                 parseddate = dateutil.parser.isoparse(time_index)
                 time_index_arg = [parseddate]
             except ValueError:
-
                 time_index_arg = self.get_smry_dates(
                     freq=time_index,
                     start_date=start_date,