python之如何按顺序检索 firebase 数据

This is how the data stored in Firebase

This is the output

这是代码

from firebase import firebase 
url = "https://xxxx.firebaseio.com/" 
fb = firebase.FirebaseApplication(url,None) 
Humidity = fb.get("/Humidity",None) 
for key, value in Humidity.items(): 
    print("Humidity :{}".format(value["hum"]))