爬取股票信息

时间:2019-03-14
本文章向大家介绍爬取股票信息,主要包括爬取股票信息使用实例、应用技巧、基本知识点总结和需要注意事项,具有一定的参考价值,需要的朋友可以参考一下。
#!/user/bin/env python
# -*- conding:utf-8 -*-
import re
import requests
from bs4 import BeautifulSoup
import traceback
def get_html_text(url):
    try:
        r = requests.get(url,timeout = 30)
        r.raise_for_status()
        r.encoding = r.apparent_encoding
        return r.text
    except:
        return ''
def get_stock_list(lst,stock_url):
    html = get_html_text(stock_url)
    soup = BeautifulSoup(html,'html.parser')
    a = soup.find_all('a')
    for i in a:
        try:
            href = i.attrs['href']
            lst.append(re.findall(r'[s][hz]\d{6}]',href)[0])
        except:
            continue
def get_stock_info(lst,stock_url,fpath):
    for stock in lst:
        url = stock_url +stock + '.html'
        html = get_html_text(url)
        try:
            if html =='':
                continue
            info_dict = {}
            soup = BeautifulSoup(html,'html.parser')
            stock_info = soup.find('div',attrs={'class':'stock-bets'})
            name = stock_info.find_all(attrs = {'class':'bets-name'})[0]
            info_dict.update({'股票名称':name.text.split()[0]})
            key_list = stock_info.find_all('dt')
            value_list = stock_info.find_all('dd')
            for i in range(len(key_list)):
                key = key_list[i].text
                val = value_list[i].text
                info_dict[key] = val
            with open(fpath,'a',encoding='utf-8') as f:
                f.write(str(info_dict) + '\n')
        except:
            traceback.print_exc()
            continue
def main():
    stock_list_rul = 'http://quote.eastmoney.com/stocklist.html'
    stock_info_rul = 'https://gupiao.baidu.com/stock/'
    output_file = 'D://baidu_stock_info.txt'
    slist = []
    get_stock_list(slist,stock_list_rul)
    get_stock_info(slist,stock_info_rul,output_file)
if __name__ == '__main__':