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python爬虫抓取新闻并且植入自己的mysql远程数据库内！这个代码是我自己写了很久才写好的，分享给大家。喜欢的点个赞。

# -*- coding: utf-8 -*-
from xml.etree import ElementTree as ET
import datetime
import randomimport pymysql
from selenium import webdriver
from lxml import etree
from time import sleep
from bs4 import BeautifulSoup
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.common.by import Bydef strreplace_v1(old_str, key, value):# 替换某个字符串的一个或某几个字符串new_str = old_str.replace(key, value)return new_strdef get_page_source_html(driver, urlinfo):driver.get(urlinfo)page_text = driver.page_sourcetree = etree.HTML(page_text)return treedef get_page_source_etree(driver):page_text = driver.page_sourcetree = etree.HTML(page_text)return treedef get_list_a(etree, xpathinfo):return etree.xpath(xpathinfo)def get_news_title(etree, xpathino):return etree.xpath(xpathino)def get_news_content(etree, xpathino):return etree.xpath(xpathino)def get_news_publish(etree, xpathino):return etree.xpath(xpathino)def getUA():uaList = [# 360"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36",# chrome"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.94 Safari/537.36",# "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.94 Safari/537.36","Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36",# firefox# "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0","Mozilla/5.0 (Windows NT 6.3; WOW64; rv:36.0) Gecko/20100101 Firefox/36.0",# ie11# "Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko",# ie8# "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; 4399Box.1357; 4399Box.1253; 4399Box.1357)",# 2345王牌# "Chrome/39.0.2171.99 Safari/537.36 2345Explorer/6.5.0.11018",# 搜狗# "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.122 Safari/537.36 SE 2.X MetaSr 1.0",# opera"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36 OPR/26.0.1656.60"]headers = random.choice(uaList)return headersdef get_desurl_list():# 所有的目标url集合。500个。urlinfo_list = []tree = ET.parse('sitemap.xml')url = tree.find("url")for rank in tree.iter('loc'):urlinfo_list.append(rank.text)return urlinfo_listdef createwailian(urlwllist, urlzhiru):str = strreplace_v1(urlzhiru, 'hrefinfo', urlwllist[random.randint(0, len(urlwllist))])return strif __name__ == "__main__":allwlurllist = get_desurl_list()options = Options()options.add_argument("--disable-desktop-notifications")options.add_argument('User-Agent=%s' % getUA())# options.add_argument('--proxy-server={0}'.format('103.37.141.69:80'))# 创建浏览器对象driver = webdriver.Chrome(options=options)urlend = ""urlbegin = 'http://www.106ms.com/index.php?list=6-'for urlstart in range(1, 10):print('当前正访问:{0}'.format(urlbegin + str(urlstart)))driver.get(urlbegin + str(urlstart))# //*[@id="menu-item-10"]/a# 点击SEO基础知识链接# driver.find_element(By.XPATH, value='//*[@id="menu-item-5"]/a').click()# 存储a标签的集合list_a = []# xpath获取到的集合是一个存储了大量的webelment对象的集合，想具体拿到属性信息，还得再写标签自身的xpath语法。# //*[@id="moar"]/section[2]/div/div[1]/div[1]/dl/dd/h3/aa_list = get_list_a(get_page_source_etree(driver), '//*[@id="moar"]/section[2]/div/div/div/dl/dd/h3/a')sleep(1)for a in a_list:href = a.xpath('./@href')[0]list_a.append(href)print("当前页面获取a标签集合长度为{0}".format(len(list_a)))sleep(1)# 遍历当前list_atry:db = pymysql.Connect(host='8.142.*.*',  # 服务器ip地址port=3306,  # mysql默认端口号user="106iiaa",  # 用户名password="yrdsrootadmi3",  # 密码charset="utf8",  # 字符集db="hbdsa89aa"  # 数据库)cursor = db.cursor()#xuanyan = "<p>本平台所发布的部分公开信息来源于互联网，转载的目的在于传递更多信息及用于网络分享，并不代表本站赞同其观点,本平台所提供的信息，只供参考之用。不保证信息的准确性、有效性、及时性和完整性。如有侵权请联系:[14878741214]删除，谢谢合作！</p>"#urlzhiru = '<p>网站入口1:<a href="hrefinfo" target="_blank">网站入口地址</a></p><p>网站入口2:<a href="http://diyigefan.com/" target="_blank">diyigefan.com</a></p>'readnumber = 0base_url = 'http://www.106ms.com'for newsurl in list_a:try:wanquan = base_url + newsurl# print(wanquan)driver.get(wanquan)# title = driver.find_element(By.CLASS_NAME, value='article-title').text# content = driver.find_element(By.CLASS_NAME, value='article-content').text# newscontent = driver.find_element(By.XPATH, value='//div[@class="news_txt"]')#newscontentfordes = driver.find_element(By.CLASS_NAME, value='news_txt').text# /html/head/meta[6]newscontentfordes = driver.find_element(By.XPATH, value='/html/head/meta[6]')# 使用beautifulsoup封装html源码信息，然后开始提取内容。soup = BeautifulSoup(driver.page_source, features='lxml', from_encoding='utf-8')for s in soup('img'):s.extract()for s in soup('a'):s.extract()# 已经提前清除了img标签和a标签了allp = soup.find("article", {"class": "content text-left"}).findAll('div')paragraphs = []for x in allp:paragraphs.append(str(x))# 去掉最后一个元素的值。content2 = ''.join(paragraphs[0:-1])# print(content2)# 标题信息title = driver.find_element(By.XPATH, value='//*[@id="moar"]/section[2]/div/div/div/article/header/h2').textkeywords = title# content = content2  + createwailian(allwlurllist, urlzhiru)content = content2# content = newscontent + xuanyandes = str(newscontentfordes.strip())[0:120]sql = 'insert into news (title, keywords, des,content, author,publish,click,state,attr,attrdiy,flag,cate,uid) values (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)'values = (title, keywords, des, content, 'admin',str(datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')),random.randint(100, 999),0, 0, 0, '画室新闻', 5, 3)cursor.execute(sql, values)db.commit()readnumber = readnumber + 1print("标题:{0}---插入数据库成功".format(title))except Exception as ee:print('发生了异常', ee)continueexcept Exception as e:# print('发生了异常', e)db.rollback()finally:cursor.close()db.close()sleep(5)print('本次任务成功植入{0}篇软文.'.format(readnumber))sleep(600)driver.quit()

前提是，你需要提前安装好里面使用到了一些插件包。

否则是会报错的。