import requestsfrom bs4 import BeautifulSoupurl = 'http://news.gzcc.cn/html/xiaoyuanxinwen/'res = requests.get(url)res.encoding = 'utf-8'soup = BeautifulSoup(res.text, 'html.parser')for news in soup.select('li'):    if len(news.select('.news-list-title')) > 0:        title = news.select('.news-list-title')[0].text        time = news.select('.news-list-info')[0].contents[0].text        a = news.select('a')[0].attrs['href']        print(a,title,time)        breakres1 = requests.get(a)res1.encoding = 'utf-8'soup1 = BeautifulSoup(res1.text, 'html.parser')sp1 = soup1.select('#content')[0].textinfo = soup1.select('.show-info')[0].textprint(info)dt = info.lstrip('发布时间：')[1:20]print(dt)ly = info.find('来源：')if ly>0:    s = info[info.find('来源：'):].split()[0].lstrip('来源：')print(s)ly = info.find('摄影：')if ly>0:    s = info[info.find('摄影：'):].split()[0].lstrip('摄影：')print(s)from datetime import datetimestr = dtda = datetime.strptime(str,'%Y-%m-%d %H:%M:%S')now = datetime.now()type(now)print(now.strftime('%Y-%m-%d %H:%M:%S'))