qq_41835813的博客

github地址:https://github.com/qycwudi/flaskProject

import urllib.requestfrom bs4 import BeautifulSoupimport reimport xlwt#正则表达式findLink = re.compile(r'<a class="" href="(.*?)">')title = re.compile(r'<span class="title">(.*?)</span>')imgLink = re.compile(r'<img .* src="(.*?)".*/.

# ------------------*************正则表达式**********--------------# match 用于指定文本模式和待匹配的字符串,起始要匹配对# import re# m = re.match("qyc","qyc")# if m is not None:# print(m.group())# print(m.__class__.__name__)# print(m)## n = re.match("qyc","qychy") #.

截至正则表达式等高级部分，从1开始记录学习python的历程（之前学过一遍，都忘记了）# n = 3# m = 2# print("m+n=", m + n)# print("********")# print("+ hello Python")# print("/////////")## import math# print(math.sqrt(10))# from math import *# print(sqrt(8))# print(bin(20)) #二进制.