micropython esp32 urequests 设置请求头header get

from machine import Pin, SPI, UART,I2C
import urequests as request
import ure as re
import time
import _thread
import network,sys

bili_fans_api_url='''http://api.bilibili.com/x/relation/stat?vmid=1875597160'''


header={
    'Accept': 'application/json; charset=utf-8',
    'Connection': 'keep-alive',
    'Cookie': '__gads=ID=e304bb25403c8bcb:T=1587393632:S=ALNI_MY84hw6en9jJfoI6-mnZri7sRR-sg; _ga=GA1.2.609307016.1587393632',
    'Host': 'api.bilibili.com',
    'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36 QIHU 360SE'
    }



def get_ncov():
    try:
        print('Get_ncov')
        print(bili_fans_api_url)
        r = request.get(bili_fans_api_url,headers=header)#
        print('Get ok')
        print(r.text)
        #content = r.text()
    except:
        print('error')




ip_address =""

def wifi_connect():
  wifi_led=Pin(12,Pin.OUT)             # 板载指示灯初始化
  wlan = network.WLAN(network.STA_IF)  # 以工作站 (wlan) 模式运行，需要创建一个工作站Wi-Fi接口的实例
  wlan.active(True)                    # 在工作站对象上调用激活方法并以True作为输入值传递来激活网络接口
  start_time=time.time()               # 记录开始时间
  
  if not wlan.isconnected():              # 如果尚未联网成功
    print("当前无线未联网，正在连接中....")  
    wlan.connect("NBWIFI", "z7758521")   # 无线网SSID、密码，开始联网 WIFI_Connect("NBWIFI","z7758521")
    while not wlan.isconnected():         # 如果还未连接成功，则LED灯闪烁提示
      wifi_led.value(1)
      time.sleep_ms(1000)
      wifi_led.value(1)
      time.sleep_ms(1000) 
      print("正在尝试连接到wifi....")
      print(time.time())
      
      if time.time()-start_time>15:       # 如果超过15秒还不行，就退出
        print("连接失败!!!无线网连接超过15秒，请检查无线网名称和密码是否正确..")
        break
        
  if wlan.isconnected():                  # 如果联接成功
    wifi_led.value(1)                     # LED灯常亮
    IP_info=wlan.ifconfig()    
    print("无线网已经连接，信息如下：")
    print("IP地址："+IP_info[0])
    print("子网掩码："+IP_info[1])
    print("网关："+IP_info[2])
    print("DNS："+IP_info[3])
    global ip_address
    ip_address = wlan.ifconfig()[0]
    print("ip_address "+ip_address)






print("Network Connecting...")
#开始执行联网模块
wifi_connect()

while True:
    get_ncov()
    time.sleep_ms(15000)