update threading script to allow passback of data

Content/Scripts/upythread.py

@@ -4,21 +4,30 @@
 #internal, don't call directly
 def backgroundAction(args=None):
 	#ue.log(args)
+
 	action = args[0]
+	actionArgs = None
+
 	if len(args) >1:
-		callback = args[1]
+		actionArgs = args[1]
+
+	if len(args) >2:
+		callback = args[2]
 
 	#call the blocking action
-	result = action()
+	if actionArgs:
+		result = action(actionArgs)
+	else:
+		result = action()
 
 	#return the result if we have a callback
 	if callback:
-		if result is not None:
+		if result:
 			ue.run_on_gt(callback, result)
 		else:
 			ue.run_on_gt(callback)
 
 #run function on a background thread, optional callback when complete on game thread
-def run_on_bt(actionfunction, callback=None):
-	t = Thread(target=backgroundAction, args=([actionfunction, callback],))
+def run_on_bt(actionfunction, functionArgs=None, callback=None):
+	t = Thread(target=backgroundAction, args=([actionfunction, functionArgs, callback],))
 	t.start()