python读取html中指定元素生成excle文件示例

Python2.7编写的读取html中指定元素，并生成excle文件

代码如下:
#coding=gbk
import string
import codecs
import os,time
import xlwt
import xlrd
from bs4 import BeautifulSoup
from xlrd import open_workbook

class LogMsg:
        def __init__(self,logfile,Level=0):
                try:
                        import logging
                        #self.logger = None
                        self.logger = logging.getLogger()
                        self.hdlr = logging.FileHandler(logfile)
                        formatter = logging.Formatter("[%(asctime)s]: %(message)s","%Y%m%d %H:%M:%S")
                        self.hdlr.setFormatter(formatter)
                        self.logger.addHandler(self.hdlr)
                        #logger.setLevel()
                        if Level == 10:
                                self.logger.setLevel(logging.DEBUG)
                        elif Level == 20:
                                self.logger.setLevel(logging.INFO)
                        elif Level == 30:
                                self.logger.setLevel(logging.WARNING)
                        elif Level == 40: