Update App/app.py

App/app.py

@@ -24,7 +24,7 @@ async def startup_event():
         await models.create_all()
         await models._create_all(str(database.url))
         print("created")
-    except Exception e:
+    except Exception as e:
         print("failed to create",e)
     finally:
         print(database.is_connected)