def doquit():
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
# 确认退出信息
oledFunc.oledstr(oledaddress, 0, 0, ' QUIT RPi RADIO ')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
while True:
irbutton = btn.readbutton() # 接收按键
# 向前按钮返回
if irbutton == 'PREVIOUS':
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
display() # 显示主屏信息
break # 跳出返回主屏
# 确认按钮退出
if irbutton == 'PLAY':
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
radioshutdown() # 关闭RADIO
quit() # 退出程序
time.sleep(0.2)
def doquit():
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
# 确认退出信息
oledFunc.oledstr(oledaddress, 0, 0, ' QUIT RPi RADIO ')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
while True:
irbutton = btn.readbutton() # 接收按键
# 向前按钮返回
if irbutton == 'PREVIOUS':
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
display() # 显示主屏信息
break # 跳出返回主屏
# 确认按钮退出
if irbutton == 'PLAY':
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
radioshutdown() # 关闭RADIO
quit() # 退出程序
time.sleep(0.2)
def showinfo():
global flag_timing # 定时关机时间
global flag_shutdown # 定时关机标志位
global radio_timing
flag = 0 # 菜单入口标志位
flag_ok = 1 # 选择按钮
flag_cls = 1 # 清屏标志位
flag_disp = 1 # 主菜单显示标志位
# 主菜单LIST
distemp = ['1.CPU Temp [ ]', '2.GPU Temp [ ]', '3.Host Name [ ]', '4.Host IP [ ]', '5.Wlan0 IP [ ]',
'6.Timehalt [ ]', '7.Firmware [ ]']
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
while True:
irbutton = btn.readbutton() # 按键接收
# 向前返回
if irbutton == 'PREVIOUS':
if flag == 0: # 当前为主菜单
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
display() # 显示主屏信息
break # 跳出返回主屏
elif flag != 0: # 当前非主菜单
flag = 0 # 返回主菜单
flag_cls = 1 # 开启清屏
flag_disp = 1 # 显示主菜单
# 主菜单信息
if flag == 0:
if flag_cls: # 清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
if irbutton == 'DOWN' and flag_ok < 7: # 菜单向下选择
flag_ok += 1 # 向下移动
flag_disp = 1 # 开启主菜单更新
if irbutton == 'UP' and flag_ok > 1: # 菜单向上选择
flag_ok -= 1 # 向上移动
flag_disp = 1 # 开启主菜单更新
if irbutton == 'PLAY': # 选择确认
flag = flag_ok # 根据确认位置跳转到对应目录
flag_cls = 1 # 开启清屏
#flag_disp = 1 # 开启主菜单更新
if flag_disp: # 主菜单信息显示
flag_disp = 0 # 清标志位，关闭更新
if flag_ok < 5: # 前4行
oledFunc.oledstr(oledaddress, 0, 0, distemp[0])
oledFunc.oledstr(oledaddress, 2, 0, distemp[1])
oledFunc.oledstr(oledaddress, 4, 0, distemp[2])
oledFunc.oledstr(oledaddress, 6, 0, distemp[3])
else: # 后几行上移
oledFunc.oledstr(oledaddress, 0, 0, distemp[flag_ok - 4])
oledFunc.oledstr(oledaddress, 2, 0, distemp[flag_ok - 3])
oledFunc.oledstr(oledaddress, 4, 0, distemp[flag_ok - 2])
oledFunc.oledstr(oledaddress, 6, 0, distemp[flag_ok - 1])
if flag_ok == 1: # 选择按钮显示及移动
oledFunc.oledstr(oledaddress, 0, 104, 'OK')
oledFunc.oledstr(oledaddress, 0, 104, 'OK')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
elif flag_ok == 2:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, 'OK')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
elif flag_ok == 3:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, 'OK')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
else:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, 'OK')
# （1）CPU温度信息
elif flag == 1:
# 读取CPU温度信息
file = open("/sys/class/thermal/thermal_zone0/temp")
# 读取结果，并转换为浮点数
cpu_temp = float(file.read()) / 1000
# 关闭文件
file.close()
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 显示CPU温度
oledFunc.oledstr(oledaddress, 1, 0, 'CPU TEMPERATURE:')
oledFunc.oledstr(oledaddress, 4, 42, str(cpu_temp))
time.sleep(0.5)
# （2）GPU温度信息
elif flag == 2:
# 读取GPU温度信息
gpu_temp = commands.getoutput('/opt/vc/bin/vcgencmd measure_temp').replace('temp=', '').replace('\'C', '')
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 显示GPU温度
oledFunc.oledstr(oledaddress, 1, 0, 'GPU TEMPERATURE:')
oledFunc.oledstr(oledaddress, 4, 50, str(gpu_temp))
time.sleep(0.5)
# （3）Host Name 信息
elif flag == 3:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 1, 0, ' LOCALHOST NAME ')
oledFunc.oledstr(oledaddress, 4, 20, socket.gethostname())
time.sleep(0.5)
# （4）HOST IP 地址
elif flag == 4:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 1, 4, 'HOST IP ADDRESS')
oledFunc.oledstr(oledaddress, 4, 28, socket.gethostbyname(socket.gethostname()))
time.sleep(0.5)
# （5）WLAN0 IP 地址
elif flag == 5:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 获取WLAN0 IP 地址
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
oledFunc.oledstr(oledaddress, 1, 0, 'WLAN0 IP ADDRESS')
oledFunc.oledstr(oledaddress, 4, 12,
socket.inet_ntoa(fcntl.ioctl(s.fileno(),
0x8915, struct.pack('256s', 'wlan0'[:15]))[20:24]))
time.sleep(0.5)
# （6）定时关机设置
elif flag == 6:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 0, 0, 'Timing Shutdown')
# 设置关机时间
if irbutton == 'UP' and flag_timing < 120:
flag_timing += 10
if irbutton == 'DOWN' and flag_timing > 10:
flag_timing -= 10
oledFunc.oledstr(oledaddress, 3, 40, str(flag_timing) + ' min ')
# 显示定时关机状态
if flag_shutdown == 0:
oledFunc.oledstr(oledaddress, 6, 0, 'Shutdown Not Set')
if flag_shutdown == 1:
oledFunc.oledstr(oledaddress, 6, 0, 'Shutdown ' + str(flag_timing) + ' min')
if irbutton == 'PLAY': # 确认设置
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
if flag_shutdown == 0: # 如果还未设置定时关机，进入设置
oledFunc.oledstr(oledaddress, 0, 0, ' Shutdown Setup ')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
elif flag_shutdown == 1: # 如果已经设置定时关机，进入取消
oledFunc.oledstr(oledaddress, 0, 0, ' Shutdown Cancel')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
while True:
irbutton = btn.readbutton()
if flag_shutdown == 0: # 如果还未设置定时关机，进入设置
if irbutton == 'PREVIOUS': # 返回，不设置
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
#flag_shutdown = 0
break
if irbutton == 'PLAY': # 确认设置
os.system("sudo shutdown -h +" + str(flag_timing) + " &")
radio_timing = (flag_timing * 60 - 60) * 4 # 定时关闭RADIO
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_shutdown = 1 # 启动设置状态
break
if flag_shutdown == 1: # 如果已经设置定时关机，进入取消
if irbutton == 'PREVIOUS': # 返回，不取消
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
#flag_shutdown = 1
break
if irbutton == 'PLAY': # 确认取消
os.system("sudo shutdown -c")
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_shutdown = 0 # 启动未设置状态
break
time.sleep(0.2)
# （7）固件版本信息
elif flag == 7:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 0, 0, 'Firmware Version')
oledFunc.oledstr(oledaddress, 3, 0, 'RasPi_RADIO_V1.0')
oledFunc.oledstr(oledaddress, 6, 24, 'BY CHRONOS')
time.sleep(0.5)
show_channel(ChannelWord.tang, ChannelWord.shan, ChannelWord.jiao, ChannelWord.tong,
ChannelWord.guang, ChannelWord.bo, ChannelWord.null, ChannelWord.null)
elif 97.1 <= chan <= 97.3: # 97.2天津新闻广播
show_channel(ChannelWord.tian, ChannelWord.jin, ChannelWord.xin, ChannelWord.wen,
ChannelWord.guang, ChannelWord.bo, ChannelWord.null, ChannelWord.null)
elif 97.3 <= chan <= 97.5: # 97.4北京音乐广播
show_channel(ChannelWord.bei, ChannelWord.jing, ChannelWord.yin, ChannelWord.yue,
ChannelWord.guang, ChannelWord.bo, ChannelWord.null, ChannelWord.null)
elif 106.7 <= chan <= 106.9: # 106.8天津交通广播
show_channel(ChannelWord.tian, ChannelWord.jin, ChannelWord.jiao, ChannelWord.tong,
ChannelWord.guang, ChannelWord.bo, ChannelWord.null, ChannelWord.null)
else:
oledFunc.oledstr(oledaddress, 0, 0, 'Chronos RPiRadio') # 显示标题
# OLED RESET
oledFunc.oledreset(oledaddress)
time.sleep(1)
# 启动屏显
oledFunc.oledstr(oledaddress, 3, 0, ' CHRONOS RADIO ')
time.sleep(2)
# OLED RESET
oledFunc.oledreset(oledaddress)
time.sleep(0.5)
# RADIO RESET
radioreset()
# 显示主屏信息
display()
oledFunc.oledstr(oledaddress, 0, 0, 'Chronos RPiRadio') # 显示标题
time.sleep(0.5)
def showinfo():
global flag_timing # 定时关机时间
global flag_shutdown # 定时关机标志位
global radio_timing
flag = 0 # 菜单入口标志位
flag_ok = 1 # 选择按钮
flag_cls = 1 # 清屏标志位
flag_disp = 1 # 主菜单显示标志位
# 主菜单LIST
distemp = [
'1.CPU Temp [ ]', '2.GPU Temp [ ]', '3.Host Name [ ]',
'4.Host IP [ ]', '5.Wlan0 IP [ ]', '6.Timehalt [ ]',
'7.Firmware [ ]'
]
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
while True:
irbutton = btn.readbutton() # 按键接收
# 向前返回
if irbutton == 'PREVIOUS':
if flag == 0: # 当前为主菜单
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
display() # 显示主屏信息
break # 跳出返回主屏
elif flag != 0: # 当前非主菜单
flag = 0 # 返回主菜单
flag_cls = 1 # 开启清屏
flag_disp = 1 # 显示主菜单
# 主菜单信息
if flag == 0:
if flag_cls: # 清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
if irbutton == 'DOWN' and flag_ok < 7: # 菜单向下选择
flag_ok += 1 # 向下移动
flag_disp = 1 # 开启主菜单更新
if irbutton == 'UP' and flag_ok > 1: # 菜单向上选择
flag_ok -= 1 # 向上移动
flag_disp = 1 # 开启主菜单更新
if irbutton == 'PLAY': # 选择确认
flag = flag_ok # 根据确认位置跳转到对应目录
flag_cls = 1 # 开启清屏
#flag_disp = 1 # 开启主菜单更新
if flag_disp: # 主菜单信息显示
flag_disp = 0 # 清标志位，关闭更新
if flag_ok < 5: # 前4行
oledFunc.oledstr(oledaddress, 0, 0, distemp[0])
oledFunc.oledstr(oledaddress, 2, 0, distemp[1])
oledFunc.oledstr(oledaddress, 4, 0, distemp[2])
oledFunc.oledstr(oledaddress, 6, 0, distemp[3])
else: # 后几行上移
oledFunc.oledstr(oledaddress, 0, 0, distemp[flag_ok - 4])
oledFunc.oledstr(oledaddress, 2, 0, distemp[flag_ok - 3])
oledFunc.oledstr(oledaddress, 4, 0, distemp[flag_ok - 2])
oledFunc.oledstr(oledaddress, 6, 0, distemp[flag_ok - 1])
if flag_ok == 1: # 选择按钮显示及移动
oledFunc.oledstr(oledaddress, 0, 104, 'OK')
oledFunc.oledstr(oledaddress, 0, 104, 'OK')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
elif flag_ok == 2:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, 'OK')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
elif flag_ok == 3:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, 'OK')
oledFunc.oledstr(oledaddress, 6, 104, ' ')
else:
oledFunc.oledstr(oledaddress, 0, 104, ' ')
oledFunc.oledstr(oledaddress, 2, 104, ' ')
oledFunc.oledstr(oledaddress, 4, 104, ' ')
oledFunc.oledstr(oledaddress, 6, 104, 'OK')
# （1）CPU温度信息
elif flag == 1:
# 读取CPU温度信息
file = open("/sys/class/thermal/thermal_zone0/temp")
# 读取结果，并转换为浮点数
cpu_temp = float(file.read()) / 1000
# 关闭文件
file.close()
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 显示CPU温度
oledFunc.oledstr(oledaddress, 1, 0, 'CPU TEMPERATURE:')
oledFunc.oledstr(oledaddress, 4, 42, str(cpu_temp))
time.sleep(0.5)
# （2）GPU温度信息
elif flag == 2:
# 读取GPU温度信息
gpu_temp = commands.getoutput(
'/opt/vc/bin/vcgencmd measure_temp').replace('temp=',
'').replace(
'\'C', '')
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 显示GPU温度
oledFunc.oledstr(oledaddress, 1, 0, 'GPU TEMPERATURE:')
oledFunc.oledstr(oledaddress, 4, 50, str(gpu_temp))
time.sleep(0.5)
# （3）Host Name 信息
elif flag == 3:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 1, 0, ' LOCALHOST NAME ')
oledFunc.oledstr(oledaddress, 4, 20, socket.gethostname())
time.sleep(0.5)
# （4）HOST IP 地址
elif flag == 4:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 1, 4, 'HOST IP ADDRESS')
oledFunc.oledstr(oledaddress, 4, 28,
socket.gethostbyname(socket.gethostname()))
time.sleep(0.5)
# （5）WLAN0 IP 地址
elif flag == 5:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
# 获取WLAN0 IP 地址
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
oledFunc.oledstr(oledaddress, 1, 0, 'WLAN0 IP ADDRESS')
oledFunc.oledstr(
oledaddress, 4, 12,
socket.inet_ntoa(
fcntl.ioctl(s.fileno(), 0x8915,
struct.pack('256s', 'wlan0'[:15]))[20:24]))
time.sleep(0.5)
# （6）定时关机设置
elif flag == 6:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 0, 0, 'Timing Shutdown')
# 设置关机时间
if irbutton == 'UP' and flag_timing < 120:
flag_timing += 10
if irbutton == 'DOWN' and flag_timing > 10:
flag_timing -= 10
oledFunc.oledstr(oledaddress, 3, 40, str(flag_timing) + ' min ')
# 显示定时关机状态
if flag_shutdown == 0:
oledFunc.oledstr(oledaddress, 6, 0, 'Shutdown Not Set')
if flag_shutdown == 1:
oledFunc.oledstr(oledaddress, 6, 0,
'Shutdown ' + str(flag_timing) + ' min')
if irbutton == 'PLAY': # 确认设置
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
if flag_shutdown == 0: # 如果还未设置定时关机，进入设置
oledFunc.oledstr(oledaddress, 0, 0, ' Shutdown Setup ')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
elif flag_shutdown == 1: # 如果已经设置定时关机，进入取消
oledFunc.oledstr(oledaddress, 0, 0, ' Shutdown Cancel')
oledFunc.oledstr(oledaddress, 3, 0, ' Are you sure ? ')
oledFunc.oledstr(oledaddress, 6, 0, 'Press PLAY for Y')
while True:
irbutton = btn.readbutton()
if flag_shutdown == 0: # 如果还未设置定时关机，进入设置
if irbutton == 'PREVIOUS': # 返回，不设置
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
#flag_shutdown = 0
break
if irbutton == 'PLAY': # 确认设置
os.system("sudo shutdown -h +" + str(flag_timing) +
" &")
radio_timing = (flag_timing * 60 -
60) * 4 # 定时关闭RADIO
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_shutdown = 1 # 启动设置状态
break
if flag_shutdown == 1: # 如果已经设置定时关机，进入取消
if irbutton == 'PREVIOUS': # 返回，不取消
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
#flag_shutdown = 1
break
if irbutton == 'PLAY': # 确认取消
os.system("sudo shutdown -c")
# 手动清屏
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_shutdown = 0 # 启动未设置状态
break
time.sleep(0.2)
# （7）固件版本信息
elif flag == 7:
if flag_cls: # 清主菜单屏幕
oledFunc.oledreset(oledaddress)
time.sleep(0.1)
flag_cls = 0 # 关闭清屏
oledFunc.oledstr(oledaddress, 0, 0, 'Firmware Version')
oledFunc.oledstr(oledaddress, 3, 0, 'RasPi_RADIO_V1.0')
oledFunc.oledstr(oledaddress, 6, 24, 'BY CHRONOS')
time.sleep(0.5)
ChannelWord.wen, ChannelWord.guang, ChannelWord.bo,
ChannelWord.null, ChannelWord.null)
elif 97.3 <= chan <= 97.5: # 97.4北京音乐广播
show_channel(ChannelWord.bei, ChannelWord.jing, ChannelWord.yin,
ChannelWord.yue, ChannelWord.guang, ChannelWord.bo,
ChannelWord.null, ChannelWord.null)
elif 106.7 <= chan <= 106.9: # 106.8天津交通广播
show_channel(ChannelWord.tian, ChannelWord.jin, ChannelWord.jiao,
ChannelWord.tong, ChannelWord.guang, ChannelWord.bo,
ChannelWord.null, ChannelWord.null)
else:
oledFunc.oledstr(oledaddress, 0, 0, 'Chronos RPiRadio') # 显示标题
# OLED RESET
oledFunc.oledreset(oledaddress)
time.sleep(1)
# 启动屏显
oledFunc.oledstr(oledaddress, 3, 0, ' CHRONOS RADIO ')
time.sleep(2)
# OLED RESET
oledFunc.oledreset(oledaddress)
time.sleep(0.5)
# RADIO RESET
radioreset()
# 显示主屏信息
display()
oledFunc.oledstr(oledaddress, 0, 0, 'Chronos RPiRadio') # 显示标题
time.sleep(0.5)
