Python - Como sacar un valor random de un diccionario

from random import choice

user = {"name": "Jhon", "lastname": "Doe", "age": 30, "email": "jhondoe@example.com"}

random_key = choice(tuple(user.keys()))

print(user[random_key])

from random import *

contador=0

user = {"name": "Jhon", "lastname": "Doe", "age": 30, "email": "jhondoe@example.com"}

random_key = randrange(len(user))

for i in user:

	if contador==random_key:

		print(i)

	contador=contador+1