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运用python爬虫获取黄金价格
时间:2020-03-06 阅读:246次 来源:金价查询源码
         深圳蚂蚁网络小编(https://www.antnw.cn/)根据获取汽油价格的方式获取了金价的方法分享。

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
获取每天黄金价格
@author: yufei
@site: https:///www.antnw.cn
2020-03-06
"""

import re
import urllib2,urllib
import random
import threading
import time
import sqlite3
import sys
from __builtin__ import exit

#Some User Agents
hds=[{'User-Agent':'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.6) Gecko/20091201 Firefox/3.5.6'},\
    {'User-Agent':'Mozilla/5.0 (Windows NT 6.2) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.12 Safari/535.11'},\
    {'User-Agent':'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0)'},\
    {'User-Agent':'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:34.0) Gecko/20100101 Firefox/34.0'},\
    {'User-Agent':'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/44.0.2403.89 Chrome/44.0.2403.89 Safari/537.36'},\
    {'User-Agent':'Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_8; en-us) AppleWebKit/534.50 (KHTML, like Gecko) Version/5.1 Safari/534.50'},\
    {'User-Agent':'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-us) AppleWebKit/534.50 (KHTML, like Gecko) Version/5.1 Safari/534.50'},\
    {'User-Agent':'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0'},\
    {'User-Agent':'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:2.0.1) Gecko/20100101 Firefox/4.0.1'},\
    {'User-Agent':'Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1'},\
    {'User-Agent':'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_0) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11'},\
    {'User-Agent':'Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; en) Presto/2.8.131 Version/11.11'},\
    {'User-Agent':'Opera/9.80 (Windows NT 6.1; U; en) Presto/2.8.131 Version/11.11'}]

'''
create table GoldPricelist(
    [id]    integer PRIMARY KEY autoincrement,
    [name]    varchar default 0,
    [price]    varchar default 0,
    [time]  datetime default (datetime('now', 'localtime'))
);

INSERT INTO OilPrice(id,name,price,time)  VALUES(NULL,sss, 300, 20180404);
'''

def sqliteinto(Pricelist):
    con = sqlite3.connect('F:\ID\python\sqlite3\Gold.db')
    cur = con.cursor()
    print Pricelist
    sql = '''INSERT INTO GoldPrices (id,name,price,time) VALUES(NULL,?,?,?)'''
    cur.execute(sql,Pricelist)
    con.commit()
    cur.close()
    con.close()

def getPrice():
    url='http://www.dyhjw.com/matter_gold/'
    req = urllib2.Request(url=url,headers=hds[random.randint(0,len(hds)-1)])
    res = urllib2.urlopen(req)
    res = res.read()

    #获取的块
    re_set = re.compile(r'(.*?)',re.S)
    re_get = re.findall(re_set,res)

    #获取价格详情
    p = re.compile('target="_blank">(.*?)-\n ',re.S)
    Pricelist = re.findall(p,re_get[0])
    for i in range(0,len(Pricelist)):
        p = re.compile('(.*?)\n (.*)',re.S)
        Price = re.findall(p,Pricelist[i])
        gname = Price[0][0]
        gprice = Price[0][1]

        timep = re.compile(r"(\d+)-(\d+)-.*")
        nowtime = time.strftime('%Y-%m-%d',time.localtime(time.time()))

        datas = []
        datas.append(gname.decode('utf8'))
        datas.append(gprice)
        datas.append(nowtime)
        datas = tuple(datas)

        sqliteinto(datas)


if __name__=="__main__":
    getPrice()

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