diff --git a/apps/app1/notification.py b/apps/app1/notification.py
index 8437ff2..6a4d1d7 100644
--- a/apps/app1/notification.py
+++ b/apps/app1/notification.py
@@ -8,5 +8,5 @@ class Notification:
         self.log('Notification initialize')
         # self.ad.logger.info(' NOTIFICATION '.center(50, '-'))
 
-    def send(self, message: str = "message not specified") -> None:
-        self.ad.log(f'NOTIFICATION: {message}', level="DEBUG")
+    def send(self, message: str = 'message not specified') -> None:
+        self.ad.log(f'NOTIFICATION: {message}', level='DEBUG')
diff --git a/apps/app2/database.py b/apps/app2/database.py
index 254bc26..1373c81 100644
--- a/apps/app2/database.py
+++ b/apps/app2/database.py
@@ -1,10 +1,8 @@
-from appdaemon.adapi import ADAPI
-
 from app1.subdir.foo import Foo
 
+
 class OtherDatabaseApp(Foo):
     def initialize(self):
         super().initialize()
-        self.log(f'Initialized from {__file__}')
+        self.log('This app inherits from a custom class')
         # self.log(' CHANGE '.center(50, '-'))
-        
\ No newline at end of file
diff --git a/apps/test/test_notify.py b/apps/test/test_notify.py
index 9f98367..b407066 100644
--- a/apps/test/test_notify.py
+++ b/apps/test/test_notify.py
@@ -8,4 +8,4 @@ class TestNotifier(ADBase):
         self.log = self.adapi.log
         self.log(f'Initialized test notifier class: {self.__class__.__name__}')
         self.notify = Notification(self.adapi)
-        self.notify.send("Some notifications")
+        self.notify.send('Some notifications')