rest of files, not sorted

src/errors/DatabaseErrors.py

@@ -1,9 +1,10 @@
 class NoResultError(Exception):
-    def __init__(self,message):
-        self.message = f"The query: {message} returned no results"        
+    def __init__(self, message):
+        self.message = f"The query: {message} returned no results"
         super().__init__(self.message)
-        
+
+
 class AppPresentError(Exception):
     def __init__(self, message):
         self.message = f"The app {message} is already present in the database"
-        super().__init__(self.message)
+        super().__init__(self.message)