读取 raspberrypi 的cpu和gpu温度

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import requests
import json
import time
import commands

def main():
# fileRecord = open("result.txt", "w")
# fileRecord.write("connect to yeelink\n");
# fileRecord.close()
while True:
# 打开文件

apiheaders = {'U-ApiKey': 'a96bbccdd8f5e6e24fd3b2358d6cbc45', 'content-type': 'application/json'}
gpu = commands.getoutput( '/opt/vc/bin/vcgencmd measure_temp' ).replace( 'temp=', '' ).replace( '\'C', '' )
gpu = float(gpu)
#print('gpu value:%.2f' % gpu)
# GPU设备URI
apiurl_gpu = 'http://api.yeelink.net/v1.0/device/13926/sensor/23125/datapoints'
#YEELINK 用户密码, 指定上传编码为JSON格式i
#apiheaders = {'U-ApiKey': 'a96bbccdd8f5e6e24fd3b2358d6cbc45', 'content-type': 'application/json'}
payload_gpu = {'value': gpu}
r = requests.post(apiurl_gpu, headers=apiheaders, data=json.dumps(payload_gpu))

file = open("/sys/class/thermal/thermal_zone0/temp")
# 读取结果，并转换为浮点数
cpu = float(file.read()) / 1000
# 关闭文件
file.close()
#print('cpu value:%.2f' % cpu)
# CPU设备URI
apiurl_cpu = 'http://api.yeelink.net/v1.0/device/13926/sensor/23121/datapoints'
#YEELINK 用户密码, 指定上传编码为JSON格式
#apiheaders = {'U-ApiKey': 'a96bbccdd8f5e6e24fd3b2358d6cbc45', 'content-type': 'application/json'}
# 字典类型数据，在post过程中被json.dumps转换为JSON格式字符串 {"value": 48.123}
payload_cpu = {'value': cpu}
#发送请求
r = requests.post(apiurl_cpu, headers=apiheaders, data=json.dumps(payload_cpu))

# 向控制台打印结果
# fileRecord = open("result.txt", "a")
# strTime = time.strftime('%Y-%m-%d:%H-%M-%S',time.localtime(time.time()))
#fileRecord.writelines(strTime + "\n")
#strTemp = "temp : %.1f" %temp + "\n"
#fileRecord.writelines(strTemp)
#fileRecord.writelines(str(r.status_code) + "\n")
#fileRecord.close()

time.sleep(1*60)

if __name__ == '__main__':
main()