雪球模拟组合收益率爬取

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字数统计: 559 字 | 阅读时长 ≈ 2 分钟

实现的功能：

1）爬取雪球组合六个月以内，每天的累积收益率值（时间比六个月长就不给提供每天的累积收益率了）；
2）每天收盘后爬取当天的累积收益率；
3）延伸 1：把上边两点加起来就能一直跟踪组合的收益率了；
4）延伸 2：设置定时脚本，写程序定时执行上边的三个步骤，就可以每天只看一眼，时间变得简单一点点；

代码

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import requests,json

# 获取六个月内的每天累计收益率
def get_return_rate_six_month(gid, cookie):
    headers = {
        'authority': 'tc.xueqiu.com',
        'sec-ch-ua': '" Not A;Brand";v="99", "Chromium";v="96", "Google Chrome";v="96"',
        'accept': 'application/json, text/plain, */*',
        'sec-ch-ua-mobile': '?0',
        'user-agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36',
        'sec-ch-ua-platform': '"Windows"',
        'origin': 'https://xueqiu.com',
        'sec-fetch-site': 'same-site',
        'sec-fetch-mode': 'cors',
        'sec-fetch-dest': 'empty',
        'referer': 'https://xueqiu.com/performance',
        'accept-language': 'zh-CN,zh;q=0.9,en;q=0.8,zh-TW;q=0.7',
        'cookie': cookie,
    }

    params = ( 
        ('gid', gid),  
        ('period', '6m'), # 每次取最大就行, 时间再长不给返回每天的累计收益率...
        ('market', 'ALL'),
    )

    response = requests.get('https://tc.xueqiu.com/tc/snowx/MONI/forchart/roa.json', headers=headers, params=params)
    content = json.loads(response.text)
    return content['result_data']['list']

res= pd.DataFrame()
gid = 'your gid'
cookie = 'your cookies'
data = get_return_rate(gid)
for element in data:
    value_dict = dict()
    value_dict['return_rate'] = element['value']
    value_dict['date'] = element['date']  
    res= ers.append(value_dict, ignore_index = True)
res.head()


# 获取每天的累积收益率
def get_accum_rate_each_day(gid, cookie):
    headers = {
        'authority': 'tc.xueqiu.com',
        'sec-ch-ua': '" Not A;Brand";v="99", "Chromium";v="96", "Google Chrome";v="96"',
        'accept': 'application/json, text/plain, */*',
        'sec-ch-ua-mobile': '?0',
        'user-agent': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36',
        'sec-ch-ua-platform': '"Windows"',
        'origin': 'https://xueqiu.com',
        'sec-fetch-site': 'same-site',
        'sec-fetch-mode': 'cors',
        'sec-fetch-dest': 'empty',
        'referer': 'https://xueqiu.com/performance',
        'accept-language': 'zh-CN,zh;q=0.9,en;q=0.8,zh-TW;q=0.7',
        'cookie': cookie,
    }

    params = (
        ('gid', gid),
    )

    response = requests.get('https://tc.xueqiu.com/tc/snowx//MONI/performances.json', headers=headers, params=params)

    response.encoding = "utf-8"
    content = json.loads(response.text)
    if content['msg'] == '请求超时，请检查网络并重试':
        print("请求错误...需要更新 cookies... ")
        return

    accum_rate = content['result_data']['performances'][1]['accum_rate']
    return accum_rate

value = get_accum_rate_each_day(gid, cookie)

补充阅读

windows 定时脚本设置
https://www.cnblogs.com/sui776265233/p/13602893.html
linux 定时脚本设置
https://www.jianshu.com/p/d93e2b177814

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