myReApp.py(图片将存放于pic目录下)import re #window下request的安装,cmd下输入pip install requests import requests #读取源代码文件 f = open("hello.txt","rb") html = f.read() #用utf-8解码,不然报错 TypeError: cannot use a string pattern on a bytes-like object html = html.decode("utf-8") f.close() #匹配图片网址 pic_url = re.findall('img src="(.*?)" class="lessonimg"',html,re.S) i = 0 for each in pic_url: print("now downloading:"+each) pic = requests.get(each) fp = open('pic\\'+str(i)+'.jpg',"wb") fp.write(pic.content) fp.close() i+=1
hello.txt
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时间: 2024-10-13 17:25:28