【python】百度关键词排名查询实现

百度排名查询

Python版本：3.7.1

安装依赖包requests  re urllib bs4……

安装方法：打开python安装目录，找到scripts的目录，按住shift出现打开命令窗口，进入后先pip list查看安装了那些包，然后再pip install 安装所需要的包。

参考网址：https://blog.csdn.net/Ryuchong/article/details/80687447

 # -*- coding:utf8 -*- import requests import re import pymysql  #关键字，公司网址，查询网址 keyword = input(u"请输入你要查询的关键字") site = input("请输入您要查询的网址") site_baidu = u"http://www.baidu.com/s?wd=%s&pn=%d0" site_360 = "https://hao.360.cn/"   #查询排名 i = 0 #word = u"体检行业爆丑闻" #site = "https://baijiahao.baidu.com" site_baidu = u"http://www.baidu.com/s?wd=%s&pn=%d0" def keywordRank(searchTxt, webUrl):     global i     try:         pattern = re.compile(b'class="c-showurl" style="text-decoration:none;">(.*?)&nbsp', re.S)         result = pattern.findall(searchTxt)         for item in result:             item_str = str(item, encoding = "utf8")             i = i+1             print ("rank %d: %s"%(i,item_str))             if site  in item_str:                 return i     except Exception as e:         print(e)                 return None     return None   # content:要搜索的关键词, page:要搜索的页码 def BaiduSearch(content, page):     try:         url = site_baidu % (content, page)         data = requests.get(url)         return data.content     except Exception as e:         return None       if __name__ == "__main__":     loops = 10     # 最多查到第 10 页     page = 0     while(loops):         searchTxt = BaiduSearch(keyword, page)         page = page+1         rank = KeywordRank(searchTxt, site)         if None!=rank:             print (u"输入的关键词排在第 %d 名" % rank)             print(rank)             break         loops = loops - 1   #数据库连接存储数据          conn = pymysql.Connect(     host = '127.0.0.1',     port = 3306,     user = 'root',     password = 'root',     db = 'test',     charset = 'utf8'     )  cursor = conn.cursor()  sql_insert="insert into seo(id,site,word,rank) values('','%s','%s','%d')"%(site,keyword,rank) cursor.execute(sql_insert) conn.commit() cursor.close() conn.close()  

运行结果：

思路的话参考网址里说的很清楚，在这里就强调一下注意添加编码格式以及python2版本与3的不兼容，语法方面的变化。