# Author：KIRASTER
# Time：2021/3/21 23:26
# Description：Device_info
import os
import re


filename = 'F:/111.txt'
resultfilename = 'F:/result.txt'
if os.path.exists(resultfilename):
    os.remove(resultfilename)
result_txt = open('F:/result.txt', 'a')

with open(filename, 'r', encoding='utf8') as file_to_read:
    while True:
        lines = file_to_read.readline()
        # 首行显示50个“=”号，提取设备版本信息，开头注释
        if "display version" in lines:
            result_line01 = '=' * 50 + '\n'
            result_line02 = 'Device Name:\t' + ''.join(re.findall(r'[<](.*?)[>]', lines)) + '\n'
            result_txt.write(result_line01)  
            print(result_line01)
            print(result_line02)
            result_txt.write(result_line02)   
        # 提取设备版本信息      
        if "Comware Software" in lines:
            result_line03 = 'Comware Software:\t' +''.join(re.findall('(?<=Software, ).*$', lines)) + '\n'
            print(result_line03)
            result_txt.write(result_line03)    
        # 提取设备运行时间
        if "uptime is" in lines:
            result_line04 = 'Uptime:\t' + ''.join(re.findall('(?<=uptime is ).*$', lines)) + '\n'
            print(result_line04)
            result_txt.write(result_line04)    
        # 提取设备序列号
        if "DEVICE_SERIAL_NUMBER" in lines:
            result_line05 = 'SN:\t' + ''.join(re.findall('(?<=:).*$', lines)) + '\n'
            result_line05 = result_line05.replace(' ', '')
            print(result_line05)
            result_txt.write(result_line05)  
        # 提取设备cpu使用率方式1
        if "Slot 1 CPU 0 CPU usage:" in lines:
            result_line06 = next(file_to_read)
            result_line06 = result_line06[5:9] + '\n'
            result_line06 = 'cpu-usage:\t' + result_line06.replace(' ', '')
            print(result_line06)
            result_txt.write(result_line06)
        # 提取设备cpu使用率方式2
        if "Slot 1 CPU usage:" in lines:
            result_line066 = next(file_to_read)
            result_line066 = result_line066[5:9] + '\n'
            result_line066 = 'cpu-usage:\t' + result_line066.replace(' ', '')
            print(result_line066)
            result_txt.write(result_line066)
        # 提取设备cpu使用率方式3
        if "Unit CPU usage:" in lines:
            result_line0666 = next(file_to_read)
            result_line0666 = result_line0666[5:9] + '\n'
            result_line0666 = 'cpu-usage:\t' + result_line0666.replace(' ', '')
            print(result_line0666)
            result_txt.write(result_line0666)
        # 提取设备memory使用率方式1
        if "Used Rate" in lines:
            result_line07 = lines[-4:]
            result_line07 = 'memory-usage:\t' + result_line07.replace(' ', '')
            print(result_line07)
            result_txt.write(result_line07)
        # 提取设备memory使用率方式2
        if "Mem:" in lines:
            result_line08 = lines[-6:]
            result_line08 = result_line08.replace(' ', '')
            result_line08 = result_line08.replace('%', '')
            result_line08 = 100 - float(result_line08)
            result_line08 = '%.1f%%' % result_line08
            result_line08 = 'memory-usage:\t' + result_line08 + '\n'
            print(result_line08)
            result_txt.write(result_line08)
            result_txt.flush()
        if "结束记录时间" in lines:
            break