diff --git a/src/adler/dataclasses/AdlerPlanetoid.py b/src/adler/dataclasses/AdlerPlanetoid.py
index 2b1d6a3..7d0e381 100644
--- a/src/adler/dataclasses/AdlerPlanetoid.py
+++ b/src/adler/dataclasses/AdlerPlanetoid.py
@@ -87,7 +87,9 @@ def construct_from_SQL(
         )
 
         if len(observations_by_filter) == 0:
-            raise Exception("No observations found for this object in the given filter(s). Check SSOID and try again.")
+            raise Exception(
+                "No observations found for this object in the given filter(s). Check SSOID and try again."
+            )
 
         # redo the filter list based on the available filters in observations_by_filter
         filter_list = [obs_object.filter_name for obs_object in observations_by_filter]
@@ -130,11 +132,13 @@ def construct_from_RSP(
         )
 
         if len(observations_by_filter) == 0:
-            raise Exception("No observations found for this object in the given filter(s). Check SSOID and try again.")
+            raise Exception(
+                "No observations found for this object in the given filter(s). Check SSOID and try again."
+            )
 
         # redo the filter list based on the available filters in observations_by_filter
         filter_list = [obs_object.filter_name for obs_object in observations_by_filter]
-        
+
         mpcorb = cls.populate_MPCORB(cls, ssObjectId, service=service)
         ssobject = cls.populate_SSObject(cls, ssObjectId, filter_list, service=service)
 
@@ -199,7 +203,11 @@ def populate_observations(
             data_table = get_data_table(observations_sql_query, service=service, sql_filename=sql_filename)
 
             if len(data_table) == 0:
-                print("WARNING: No observations found in {} filter for this object. Skipping this filter.".format(filter_name))
+                print(
+                    "WARNING: No observations found in {} filter for this object. Skipping this filter.".format(
+                        filter_name
+                    )
+                )
             else:
                 observations_by_filter.append(
                     Observations.construct_from_data_table(ssObjectId, filter_name, data_table)
diff --git a/tests/adler/dataclasses/test_AdlerPlanetoid.py b/tests/adler/dataclasses/test_AdlerPlanetoid.py
index 6c978c6..b72ea15 100644
--- a/tests/adler/dataclasses/test_AdlerPlanetoid.py
+++ b/tests/adler/dataclasses/test_AdlerPlanetoid.py
@@ -11,7 +11,9 @@
 
 
 def test_construct_from_SQL():
-    test_planetoid = AdlerPlanetoid.construct_from_SQL(ssoid, test_db_path, filter_list=["u", "g", "r", "i", "z", "y"])
+    test_planetoid = AdlerPlanetoid.construct_from_SQL(
+        ssoid, test_db_path, filter_list=["u", "g", "r", "i", "z", "y"]
+    )
 
     # testing just a few values here to ensure correct setup: these objects have their own unit tests
     assert test_planetoid.MPCORB.mpcH == 19.8799991607666
@@ -129,17 +131,20 @@ def test_no_observations():
     with pytest.raises(Exception) as error_info:
         test_planetoid = AdlerPlanetoid.construct_from_SQL(826857066833589477, test_db_path)
 
-    assert error_info.value.args[0] == "No observations found for this object in the given filter(s). Check SSOID and try again."
+    assert (
+        error_info.value.args[0]
+        == "No observations found for this object in the given filter(s). Check SSOID and try again."
+    )
 
 
 def test_for_warnings(capsys):
-
     test_planetoid = AdlerPlanetoid.construct_from_SQL(ssoid, test_db_path, filter_list=["u", "g"])
     captured = capsys.readouterr()
 
-    expected = ("WARNING: No observations found in u filter for this object. Skipping this filter.\n"
-    + "WARNING: n unpopulated in MPCORB table for this object. Storing NaN instead.\n"
-    + "WARNING: uncertaintyParameter unpopulated in MPCORB table for this object. Storing NaN instead.\n")
+    expected = (
+        "WARNING: No observations found in u filter for this object. Skipping this filter.\n"
+        + "WARNING: n unpopulated in MPCORB table for this object. Storing NaN instead.\n"
+        + "WARNING: uncertaintyParameter unpopulated in MPCORB table for this object. Storing NaN instead.\n"
+    )
 
     assert captured.out == expected
-    
\ No newline at end of file