Return data from wss.bithumb.com

wss.py

import websocket #pip install websocket-client
import thread
import time
import json

def on_message(ws, message):
    print(message)
    print
    print

def on_error(ws, error):
    print(error)

def on_close(ws):
    print("### closed ###")

def on_open(ws):
    print("ONOPEN")
    def run(*args):
        ws.send(json.dumps({currency: "ETH", tickDuration: "24H"}))
        while True:
            time.sleep(1)
        ws.close()
        print("thread terminating...")
    thread.start_new_thread(run, ())


if __name__ == "__main__":
    websocket.enableTrace(True)
    ws = websocket.WebSocketApp("wss://wss.bithumb.com/public",
                              on_message = on_message,
                              on_error = on_error,
                              on_close = on_close)
    ws.on_open = on_open