remove no in case

src/class_sqlThread.py

@@ -30,12 +30,12 @@ class UpgradeDB():
         self.parameters = ""
 
         # Switch methods with respect to versions
-        if not version in range(1, 11):
-            # return None when its getting wrong input
-            return None
+        if version in range(1, 11):
             method_name = 'version_' + str(version)
             method = getattr(self, method_name, lambda: "Invalid version")
             return method()
+        # return None when its getting wrong input
+        return None
 
     def version_1(self):
         """