Cant connect to meteor.Nothing happens

[lastpeony]

When i run the py file,just nothing happens and programme terminates.Server is running port and everything is correct

from DDPClient import DDPClient
  
client = DDPClient('ws://127.0.0.1:3000/websocket')
client.connect()
def connected():
    print("connected")

client.on('connected', connected)    

[sshniro]

Same here !