个人作业-顶会热词统计(Python部分)
代码:
import requests import pymysql from bs4 import BeautifulSoup db = pymysql.connect(host="localhost", user="root", password="123456", database="paqu",charset="utf8") cursor = db.cursor() headers={ "User-Agent":"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36" } url="https://openaccess.thecvf.com/WACV2022" html=requests.get(url) soup=BeautifulSoup(html.content,'html.parser') soup.a.contents=='pdf' pdfs=soup.findAll(name="a",text="pdf") lis = [] jianjie="" for i,pdf in enumerate(pdfs): pdf_name=pdf["href"].split('/')[-1] name=pdf_name.split('.')[0].replace("_CVPR_2022_paper","") link="http://openaccess.thecvf.com/content_CVPR_2022/html/"+name+"_CVPR_2022_paper.html" url1=link html1 = requests.get(url1) soup1 = BeautifulSoup(html1.content, 'html.parser') weizhi = soup1.find('div', attrs={'id':'abstract'}) if weizhi: jianjie =weizhi.get_text(); print("开始爬取知网"+str(i)+"条文章。") keyword = str(name).split('_') keywords = '' for k in range(len(keyword)): if (k == 0): keywords += keyword[k] else: keywords += ',' + keyword[k] info = {} info['title'] = name info['link'] =link info['abstract']=jianjie info['keywords']=keywords lis.append(info) cursor = db.cursor() for i in range(len(lis)): cols = ", ".join('`{}`'.format(k) for k in lis[i].keys()) print(cols) val_cols = ', '.join('%({})s'.format(k) for k in lis[i].keys()) print(val_cols) sql = "insert into ppp(%s) values(%s)" res_sql = sql % (cols, val_cols) print(res_sql) cursor.execute(res_sql, lis[i]) db.commit() num=1 print(num) print("ok")
运行截图: