Move getConfig to a helper class

threshold.py

@@ -64,7 +64,8 @@ class BaseFactory(Factory):
         else:
             return
 
-def getConfig():
+class Helper(object):
+    def getConfig(self):
         with open("config.json", "r") as f:
             config = load(f)
             if set(["port", "bind", "usessl"]).issubset(set(config.keys())):
@@ -76,7 +77,8 @@ def getConfig():
                 error("Mandatory values missing from config")
 
 if __name__ == "__main__":
-    config = getConfig()
+    helper = Helper()
+    config = helper.getConfig()
 
     listener = BaseFactory()
     if config["usessl"] == True: