python3爬取数据至mysql的方法
本文实例为大家分享了python3爬取数据至mysql的具体代码,供大家参考,具体内容如下
直接贴代码
#!/usr/local/bin/python3.5 #-*-coding:UTF-8-*- fromurllib.requestimporturlopen frombs4importBeautifulSoup importre importdatetime importrandom importpymysql connect=pymysql.connect(host='192.168.10.142',unix_socket='/tmp/mysql.sock',user='root',passwd='1234',db='scraping',charset='utf8') cursor=connect.cursor() cursor.execute('USEscraping') random.seed(datetime.datetime.now()) defstore(title,content): execute=cursor.execute("select*frompagesWHERE`title`=%s",title) ifexecute<=0: cursor.execute("insertintopages(`title`,`content`)VALUES(%s,%s)",(title,content)) cursor.connection.commit() else: print('Thiscontentisalreadyexist.') defget_links(acticle_url): html=urlopen('http://en.wikipedia.org'+acticle_url) soup=BeautifulSoup(html,'html.parser') title=soup.h1.get_text() content=soup.find('div',{'id':'mw-content-text'}).find('p').get_text() store(title,content) returnsoup.find('div',{'id':'bodyContent'}).findAll('a',href=re.compile("^(/wiki/)(.)*$")) links=get_links('') try: whilelen(links)>0: newActicle=links[random.randint(0,len(links)-1)].attrs['href'] links=get_links(newActicle) print(links) finally: cursor.close() connect.close()
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