股票信息抓取爬虫

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import requests
import traceback
import re
import os
from bs4 import BeautifulSoup


def getHTMLText(url , code = 'utf-8'):
    try:
        r = requests.get(url)
        r.raise_for_status()
        r.encoding = code
        return r.text
    except:
        return "error"

def getStockList(lst , stockURL):
    html = getHTMLText(stockURL , "GB2312")
    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 getStockInfo(lst , stockURL , fpath):
    count = 0
    for stock in lst:
        url = stockURL + stock + ".html"
        html = getHTMLText(url)
        try:
            if html=="":
                continue
            infoDict = {}
            soup = BeautifulSoup(html,'html.parser')
            stockInfo = soup.find('div',attrs = {'class':'stock-bets'})

            name = stockInfo.find_all(attrs = {'class':'bets-name'})[0]
            infoDict.update({'股票名称':name.text.split()[0]})

            keyList = stockInfo.find_all('dt')
            valueList = stockInfo.find_all('dd')
            for i in range(len(keyList)):
                key = keyList[i].text
                val = valueList[i].text
                infoDict[key] = val

            with open(fpath , 'a' , encoding = 'utf-8') as f:
                f.write(str(infoDict) + '\n')
                count = count + 1
                print("\r当前进度:{:.2f}%".format(count*100/len(lst)),end = "")
        except:
            #traceback.print_exc()
            print(url + 'errors')
            count = count + 1
            print("\r当前进度:{:.2f}%".format(count*100/len(lst)),end = "")
            continue

def main():
    stock_list_url = 'http://quote.eastmoney.com/stocklist.html'
    stock_info_url = 'https://gupiao.baidu.com/stock/'
    output_path = r'D:\python_data\stock.txt'
    slist=[]
    getStockList(slist, stock_list_url)
    getStockInfo(slist, stock_info_url, output_path)

main()

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