mirror of
https://github.com/kxgx/2.13-Ink-screen-clock.git
synced 2026-03-15 07:03:16 +08:00
241 lines
11 KiB
Python
241 lines
11 KiB
Python
#!/usr/bin/env python
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# -*- coding:utf-8 -*-
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from PIL import Image,ImageDraw,ImageFont #引入图片处理库
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import os,sys,re,json,time,datetime #引入系统相关库
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from borax.calendars.lunardate import LunarDate #农历日期以及天干地支纪年法的 Python 库
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import logging #日志库
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import subprocess
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import os
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from threading import Timer
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import requests
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white = 255 #颜色
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black = 0
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logging.basicConfig(level=logging.INFO)
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################################引入配置文件开始################################################
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picdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'pic')
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libdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'lib')
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if os.path.exists(libdir):
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sys.path.append(libdir) # 将引入文件添加到环境变量
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from waveshare_epd import epd2in13_V4 # 引入墨水屏驱动文件
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logging.debug("Loading Fonts")
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font01 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 20) # 字体文件
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font02 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 15) # 字体文件
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font03 = ImageFont.truetype(os.path.join(picdir, 'DSEG7Modern-Bold.ttf'), 66) # 字体文件
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font04 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 10) # 字体文件
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font05 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 12) # 字体文件
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font06 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 13) # 字体文件
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################################引入配置文件结束################################################
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def Local_strong_brush(): # 局部强制刷新显示
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i = 0
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while i < 5:
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epd.displayPartial(epd.getbuffer(info_image.rotate(180))) # 局刷开始
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i += 1
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def get_date(): # 返回当前年月日及星期几
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date = datetime.datetime.now()
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today = LunarDate.today()
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week_day_dict = {0: '星期一', 1: '星期二', 2: '星期三', 3: '星期四', 4: '星期五', 5: '星期六', 6: '星期日'}
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day = date.weekday()
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return time.strftime('%Y年%m月%d日') + '' + week_day_dict[day] + '' + today.strftime('农历%M月%D')
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# 定义一个全局标志变量，用于检查是否已经设置了系统时间或尝试过设置
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has_set_system_time = False
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def set_system_time_from_hwclock(utc=True):
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"""Set the system time from the hardware clock.
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Args:
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utc (bool): Whether the RTC is in UTC. Default is True.
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"""
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try:
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# 记录调用 hwclock 前的时间
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before_time = datetime.datetime.now()
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logging.debug(f"System time before hwclock call: {before_time}")
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# 构造 hwclock 命令及其参数
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hwclock_args = ['sudo', 'hwclock', '--hctosys']
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if not utc:
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hwclock_args.append('--localtime')
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logging.debug(f"Executing hwclock command: {' '.join(hwclock_args)}")
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# 使用 subprocess.run 执行 hwclock --hctosys 并捕获输出
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result = subprocess.run(hwclock_args,
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check=True, # 如果命令失败，则抛出 CalledProcessError 异常
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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text=True)
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# 等待一小段时间以确保时间更新完成
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time.sleep(0.1) # 根据需要调整
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# 记录调用 hwclock 后的时间
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after_time = datetime.datetime.now()
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logging.debug("System time successfully set from hardware clock.")
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logging.debug(f"System time after hwclock call: {after_time}")
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# 检查时间是否发生了倒退
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if after_time < before_time:
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logging.info(f"Time went backwards after hwclock call: before={before_time}, after={after_time}")
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return True
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except subprocess.CalledProcessError as e:
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logging.error(f"Failed to set system time from hardware clock: {e.stderr}")
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return False
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except Exception as e:
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logging.error(f"An unexpected error occurred: {str(e)}")
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return False
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def get_time():
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global has_set_system_time
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if not has_set_system_time:
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# 尝试从硬件时钟设置系统时间，默认假设 RTC 是 UTC
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success = set_system_time_from_hwclock(utc=True)
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# 无论成功与否，都更新标志变量以避免重复尝试
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has_set_system_time = True
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# 获取并返回当前时间，格式为 HH:MM 大写
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current_time = time.strftime('%H:%M').upper()
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logging.debug(f"Returning current time: {current_time}")
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return current_time
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def Get_address(): # 获取当前的IP地址
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return subprocess.check_output(u"hostname -I | cut -d' ' -f1 | head --bytes -1", shell=True).decode('gbk').strip()
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def CPU_temperature(): # CPU温度获取
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temperatura = os.popen('vcgencmd measure_temp').readline()
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temperatura = temperatura.replace('temp=', '').strip()
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return str(temperatura)
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def Memory_footprint(): # 显示内存占用百分比
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return subprocess.check_output(u"free -m | awk -F '[ :]+' 'NR==2{printf \"%d\", ($3)/$2*100}'", shell=True).decode('gbk')
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def CPU_usage(): # 显示CPU占用百分比
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return str(int(float(os.popen("top -b -n1 | awk '/Cpu\(s\):/ {print $2}'").readline().strip())))
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def power_battery(): # 获取当前电池电量
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return str(int(subprocess.check_output(u"echo \"get battery\" | nc -q 0 127.0.0.1 8423|awk -F':' '{print int($2)}'", shell=True).decode('gbk'))) + u'%'
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# 打印电量信息
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print(power_battery())
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def Bottom_edge(): # 在图片中添加底边内容
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draw.rectangle((0, 105, 250, 122), 'black', 'black')
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'''电池图标画图'''
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draw.line((126, 109, 154, 109), fill=255, width=1) # 电池顶边
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draw.line((126, 110, 126, 119), fill=255, width=1) # 电池左边
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draw.line((127, 119, 154, 119), fill=255, width=1) # 电池下边
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draw.line((154, 110, 154, 118), fill=255, width=1)
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draw.line((155, 112, 157, 112), fill=255, width=1)
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draw.line((155, 116, 157, 116), fill=255, width=1)
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draw.line((157, 113, 157, 115), fill=255, width=1)
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global power_str
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power_str = power_battery()
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draw.text((128, 108), power_str, font=font04, fill=255) # 显示当前电量百分比
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'''电池图标画图'''
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draw.ellipse((192, 107, 207, 120), 0, 255) # 时钟图标
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draw.line((199, 109, 199, 114), fill=255, width=1)
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draw.line((200, 114, 204, 114), fill=255, width=1)
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global local_addr # 获取当前IP地址
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local_addr = Get_address() # 获取当前IP地址
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draw.text((10, 107), "IP:" + local_addr, font=font05, fill=255) # 显示当前IP地址
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def Basic_refresh(): # 全刷函数
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logging.info("Refresh and prepare the basic content before starting the canvas") # 开始画布前刷新准备基础内容
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global get_date_var
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get_date_var = get_date() # 记录开始数据
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draw.text((2, 2), get_date_var, font=font02, fill=0) # 将日期及星期几显示到屏幕
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global local_time
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local_time = get_time()
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draw.text((5, 28), local_time, font=font03, fill=0) # 显示当前时间
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Bottom_edge() # 添加底边内容
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epd.display(epd.getbuffer(info_image.rotate(180)))
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def Partial_full_brush(): # 局部定时全刷函数
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Basic_refresh() # 全局刷新
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logging.debug("局部定时全局刷新")
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epd.init()
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def Partial_refresh(): # 局刷函数
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logging.info(
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"Partial content update, this update is recommended to be synchronized with the minute to save the life of the ink screen") # 局部内容更新,此更新建议与分钟同步,以节省墨水屏寿命
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epd.displayPartBaseImage(epd.getbuffer(info_image.rotate(180)))
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epd.init()
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while True:
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global local_time
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local_time1 = get_time()
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if local_time1 != local_time:
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draw.rectangle((5, 28, 133, 95), fill=255) # 时间局刷区域
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draw.text((5, 28), local_time1, font=font03, fill=0) # 刷新当前时间
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local_time = local_time1
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Local_strong_brush() # 局部强刷
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get_date_var1 = get_date() # 局刷判断,如果时间与前一次不一致说明内容变化,需要刷新显示
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global get_date_var # 再次声明这个是全局变量
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if get_date_var1 != get_date_var:
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draw.rectangle((2, 2, 250, 16), fill=255) # 设置头部刷新区域
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draw.text((2, 2), get_date_var1, font=font02, fill=0) # 将日期及星期几刷新显示到屏幕
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get_date_var = get_date_var1 # 将更新的值保存到初始变量,直到下一次变化时执行该刷新操作
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logging.debug("头部日期部位发生刷新变化.")
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Local_strong_brush() # 局部强刷
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global local_addr # 当前IP地址
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local_addr1 = Get_address()
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if local_addr1 != local_addr:
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draw.rectangle((1, 107, 94, 120), fill=0) # 设置头部刷新区域
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draw.text((10, 107), "IP:" + local_addr1, font=font05, fill=255) # 显示当前IP地址
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local_addr = local_addr1
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Local_strong_brush() # 局部强刷
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# 显示当前电量百分比
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global power_str
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power_str1 = power_battery()
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power_str = power_str1
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Local_strong_brush() # 局部强刷
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retry_interval = 180 # 设置重试间隔时间（秒）
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while True:
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try:
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##################屏幕初始化#########################
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epd = epd2in13_V4.EPD() #初始化
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epd.init()#设定屏幕刷新模式
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#epd.Clear(0xFF) #清除屏幕内容
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##################屏幕初始化#########################
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logging.info("Width = %s, Height = %s", format(epd.width), format(epd.height)) #打印屏幕高度及宽度
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logging.info("初始化并清空显示屏")#屏幕开始准备相关展示
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info_image = Image.new('1', (epd.height, epd.width), 255) #画布创建准备
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draw = ImageDraw.Draw(info_image)
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Basic_refresh() #全局刷新
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Partial_refresh() #局部刷新
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epd.init()
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epd.Clear(0xFF)
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epd.sleep()
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time.sleep(300)
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break # 如果脚本执行成功，则退出循环
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except (OSError, Exception) as e: # 捕获你提到的异常
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logging.error("发生了错误: %s", e)
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time.sleep(retry_interval) # 等待一段时间后重试
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except KeyboardInterrupt:
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logging.info("检测到键盘中断，正在清理并退出")
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epd.init()
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epd.Clear(0xFF) # 清除屏幕内容
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epd.sleep() # 使屏幕进入休眠状态
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epd2in13_V4.epdconfig.module_exit() # 清理资源
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exit()
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# 脚本正常结束后的清理操作
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epd.init()
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epd.Clear(0xFF) # 清除屏幕内容
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epd.sleep() # 使屏幕进入休眠状态
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epd2in13_V4.epdconfig.module_exit() # 清理资源
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exit() |