diff --git a/src/database.py b/src/database.py
index 086e9ee6..50461912 100644
--- a/src/database.py
+++ b/src/database.py
@@ -248,9 +248,11 @@ def get_truth_values_for_a_specific_gsp_from_database(
     :return: list of gsp yields
     """
 
-    if start_datetime is None \
-       or start_datetime >= datetime.now(tz=timezone.utc) \
-       or datetime.now(tz=timezone.utc) - start_datetime > timedelta(days=3):
+    if (
+        start_datetime is None
+        or start_datetime >= datetime.now(tz=timezone.utc)
+        or datetime.now(tz=timezone.utc) - start_datetime > timedelta(days=3)
+    ):
         start_datetime = get_start_datetime()
 
     return get_gsp_yield(