Python爬虫实践 —— 5.便民生活网电话号码爬取

re简单实践

分析网页，很容易得出规律：

　　css字体颜色标记电话号码

　　

　　代码实现：

import re
import requests

headers = {
"User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:71.0) Gecko/20100101 Firefox/71.0"
}
reponse = requests.get("http://changyongdianhuahaoma.51240.com/",headers=headers).text
pat1 = re.compile(r'<tr bgcolor="#EFF7F0">[\s\S]*?<td>(.*?)</td>[\s\S]*?<td>[\s\S]*?</td>[\s\S]*?</tr>')
pat2 = re.compile(r'<tr bgcolor="#EFF7F0">[\s\S]*?<td>[\s\S]*?</td>[\s\S]*?<td>(.*?)</td>[\s\S]*?</tr>')

data1 = pat1.findall(reponse)
data2 = pat2.findall(reponse)

print(data1)
print(data2)

resultlist = []
for i in range(0, len(data1)):
    resultlist.append(data1[i]+data2[i])

print(resultlist)

　　最后效果：