如何解决Pandas_DataReader 不适用于 Yahoo Finance API
一个月前,我开始着手一个项目,尝试使用历史数据预测未来的股票价格。项目进展顺利,我决定休息一下来升级我的电脑。好吧,我在完成计算机后尝试检查我的代码,但现在我遇到了一堆关于从 Yahoo Finance API 提取数据的错误。我的朋友正在从事同一个项目,他说他在代码中没有遇到任何问题,所以我认为我的代码环境有问题。我不知道该怎么做,因为我对编码很陌生,但我希望有人可以帮助我完成下面的代码部分:
import pandas_datareader as web
import datetime as dt
# Load Data
symbols = 'NIO'
start = dt.datetime(2012,1,1)
end = dt.datetime(2020,1)
data = web.DataReader(symbols,'yahoo',start,end)
RemoteDataError Traceback (most recent call last)
d:\Documents\Coding\laplaces_daemon\OneDayPredictor.py in
17 end = dt.datetime(2020,1)
18
---> 19 data = web.DataReader(symbols,end)
20
21 # Prepare Data
~\AppData\Local\Programs\Python\python39\lib\site-packages\pandas\util\_decorators.py in wrapper(*args,**kwargs)
197 else:
198 kwargs[new_arg_name] = new_arg_value
--> 199 return func(*args,**kwargs)
200
201 return cast(F,wrapper)
~\AppData\Local\Programs\Python\python39\lib\site-packages\pandas_datareader\data.py in DataReader(name,data_source,end,retry_count,pause,session,api_key)
374
375 if data_source == "yahoo":
--> 376 return YahooDailyReader(
377 symbols=name,378 start=start,~\AppData\Local\Programs\Python\python39\lib\site-packages\pandas_datareader\base.py in read(self)
251 # If a single symbol,(e.g.,'GOOG')
252 if isinstance(self.symbols,(string_types,int)):
--> 253 df = self._read_one_data(self.url,params=self._get_params(self.symbols))
254 # Or multiple symbols,['GOOG','AAPL','MSFT'])
255 elif isinstance(self.symbols,DataFrame):
~\AppData\Local\Programs\Python\python39\lib\site-packages\pandas_datareader\yahoo\daily.py in _read_one_data(self,url,params)
151 url = url.format(symbol)
152
--> 153 resp = self._get_response(url,params=params)
154 ptrn = r"root\.App\.main = (.*?);\n}\(this\)\);"
155 try:
~\AppData\Local\Programs\Python\python39\lib\site-packages\pandas_datareader\base.py in _get_response(self,params,headers)
179 msg += "\nResponse Text:\n{0}".format(last_response_text)
180
--> 181 raise RemoteDataError(msg)
182
183 def _get_crumb(self,*args):
RemoteDataError: Unable to read URL: https://finance.yahoo.com/quote/NIO/history?period1=1325408400&period2=1577955599&interval=1d&frequency=1d&filter=history
Response Text:
b'<!DOCTYPE html>\n <html lang="en-us"><head>\n <Meta http-equiv="content-type" content="text/html; charset=UTF-8">\n <Meta charset="utf-8">\n <title>Yahoo</title>\n <Meta name="viewport" content="width=device-width,initial-scale=1,minimal-ui">\n <Meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">\n <style>\n html {\n height: 100%;\n }\n body {\n background: #fafafc url(https://s.yimg.com/nn/img/sad-panda-201402200631.png) 50% 50%;\n background-size: cover;\n height: 100%;\n text-align: center;\n font: 300 18px "helvetica neue",helvetica,verdana,tahoma,arial,sans-serif;\n }\n table {\n height: 100%;\n width: 100%;\n table-layout: fixed;\n border-collapse: collapse;\n border-spacing: 0;\n border: none;\n }\n h1 {\n font-size: 42px;\n font-weight: 400;\n color: #400090;\n }\n p {\n color: #1A1A1A;\n }\n #message-1 {\n font-weight: bold;\n margin: 0;\n }\n #message-2 {\n display: inline-block;\n *display: inline;\n zoom: 1;\n max-width: 17em;\n _width: 17em;\n }\n </style>\n <script>\n document.write(\'<img src="//geo.yahoo.com/b?s=1197757129&t=\'+new Date().getTime()+\'&src=aws&err_url=\'+encodeURIComponent(document.URL)+\'&err=%<pssc>&test=\'+encodeURIComponent(\'%<{Bucket}cqh[:200]>\')+\'" width="0px" height="0px"/>\');var beacon = new Image();beacon.src="//bcn.fp.yahoo.com/p?s=1197757129&t="+new Date().getTime()+"&src=aws&err_url="+encodeURIComponent(document.URL)+"&err=%<pssc>&test="+encodeURIComponent(\'%<{Bucket}cqh[:200]>\');\n </script>\n </head>\n <body>\n <!-- status code : 404 -->\n <!-- Not Found on Server -->\n <table>\n <tbody><tr>\n <td>\n <img src="https://s.yimg.com/rz/p/yahoo_frontpage_en-US_s_f_p_205x58_frontpage.png" alt="Yahoo logo">\n <h1 style="margin-top:20px;">Will be right back...</h1>\n <p id="message-1">Thank you for your patience.</p>\n <p id="message-2">Our engineers are working quickly to resolve the issue.</p>\n </td>\n </tr>\n </tbody></table>\n </body></html>'
解决方法
我不知道它是否有帮助,但昨天我在模块 yfinance
中看到了五个类似问题的问题。
似乎 Yahoo
更改了页面上的某些内容,需要更改模块。
对于 yfinance
帮助安装最新版本。
也许这个模块还需要更新的版本。
如果他们没有创建更新的版本,那么您将不得不等待更新的版本。
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