with open('09_腾讯新闻.csv','a+') as f: 这样子写入的话产生的csv文件每行后面都会多一条空行，添加newline=''即可消除空行；
即with open('09_腾讯新闻.csv','a+',newline='') as f:
import requestsimport jsonimport csvimport osheaders={'referer': '/','user-agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36'}def getPage(url):try:re=requests.get(url,headers=headers)re.encoding=re.apparent_encodingreturn json.loads(re.text)except:print(re.status_code)# 获取新闻def parse_news(text):global rows # 声明rows为全局变量try:content=text['data']['list'] # 热点精选except:content = text['data'] # 今日要闻和今日话题for item in content:source=item['url']title=item['title']rows.append((title,source))if __name__ == '__main__':today_news_url='https://i./trpc.qqnews_web.pc_base_srv.base_http_proxy/NinjaPageContentSync?pull_urls=news_top_'today_topic_url='https://i./trpc.qqnews_web.pc_base_srv.base_http_proxy/NinjaPageContentSync?pull_urls=today_topic_'rows=[]# 获取今日要闻print("开始获取今日要闻>>>")rows.append(('以下为今日要闻',''))today_news=getPage(today_news_url)parse_news(today_news)print("...今日要闻获取完毕")# 获取今日话题print("开始获取今日话题>>>")rows.append(('以下为今日话题',''))today_topic=getPage(today_topic_url)parse_news(today_topic)print("...今日话题获取完毕")# 热点精选page = int(input("请输入你想获得的热点精选页数："))print("开始获取热点精选>>>")rows.append(('以下为热点精选',''))for i in range(page):hot_news_url = 'https://i./trpc.qqnews_web.kv_srv.kv_srv_http_proxy/list?sub_srv_id=24hours&srv_id=pc&offset=' + str(i*20) + '&limit=20&strategy=1&ext={%22pool%22:[%22top%22],%22is_filter%22:7,%22check_type%22:true}'hot_news=getPage(hot_news_url)parse_news(hot_news)print("...第%d页获取完毕"%(i+1))with open('09_腾讯新闻.csv','a+',newline='') as f: # newline=''可以消除每行后面的空行Csv_book=csv.writer(f)Csv_book.writerows(rows)print("保存完毕！路径为{}\\09_腾讯新闻.csv".format(os.getcwd()))
