import os
import time
import uiautomator2 as u2
# 连接手机
def connect_phone(device_name):
d = u2.connect(device_name)
if not d.service(\\"uiautomator\\").running():
# 启动uiautomator服务
print(\\"start uiautomator\\")
d.service(\\"uiautomator\\").start()
time.sleep(2)
if not d.agent_alive:
print(\\"agent_alive is false\\")
u2.connect()
d = u2.connect(device_name)
return d