地址不对啊，错误说

对啊，可是我上雅虎金融网站上，DAX的代码就是^GDAXI

这个是完整的：
Traceback (most recent call last):

  File "<ipython-input-97-a9603a70954f>", line 1, in <module>
    quotes = mpf.quotes_historical_yahoo_ochl('^GDAXI',start,end)

  File "C:\Users\56287\Anaconda3\lib\site-packages\matplotlib\finance.py", line 413, in quotes_historical_yahoo_ochl
    ochl=True)

  File "C:\Users\56287\Anaconda3\lib\site-packages\matplotlib\finance.py", line 503, in _quotes_historical_yahoo
    fh = fetch_historical_yahoo(ticker, date1, date2, cachename)

  File "C:\Users\56287\Anaconda3\lib\site-packages\matplotlib\finance.py", line 362, in fetch_historical_yahoo
    with contextlib.closing(urlopen(url)) as urlfh:

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 223, in urlopen
    return opener.open(url, data, timeout)

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 526, in open
    response = self._open(req, data)

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 544, in _open
    '_open', req)

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 504, in _call_chain
    result = func(*args)

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 1346, in http_open
    return self.do_open(http.client.HTTPConnection, req)

  File "C:\Users\56287\Anaconda3\lib\urllib\request.py", line 1320, in do_open
    raise URLError(err)

URLError: <urlopen error [Errno 11001] getaddrinfo failed>

你的url请求失败，检查一下吧

好像6月份雅虎已经单方面修改了API接口，也就意味着这个函数不能用了，我也正在找解决办法