使用python获取股票数据-不使用quandl
我使用R包quantmod没有问题,它使用Yahoo获取股票数据,如下所示:使用python获取股票数据-不使用quandl,python,r,stockquotes,Python,R,Stockquotes,我使用R包quantmod没有问题,它使用Yahoo获取股票数据,如下所示: get_stock_prices <- function(target, return_format = "tibble", ...) { # Get stock prices print(target) stock_prices_xts <- getSymbols(Symbols = target, auto.assign = FALSE, ...) # Rename
get_stock_prices <- function(target, return_format = "tibble", ...) {
# Get stock prices
print(target)
stock_prices_xts <- getSymbols(Symbols = target, auto.assign = FALSE, ...)
# Rename
names(stock_prices_xts) <- c("Open", "High", "Low", "Close", "Volume", "Adjusted")
# Return in xts format if tibble is not specified
if (return_format == "tibble") {
stock_prices <- stock_prices_xts %>%
as_tibble() %>%
rownames_to_column(var = "Date") %>%
mutate(Date = ymd(Date))
} else {
stock_prices <- stock_prices_xts
}
write.csv(stock_prices, file = paste(target, "csv", sep = '.'))
}
结果:
Yahoo Actions has been immediately deprecated due to large breaks in the API without the
introduction of a stable replacement. Pull Requests to re-enable these data
connectors are welcome.
目前是否有一个可以实现上述功能的Python包。我知道quandl,但这是一项付费服务。谢谢。Quandl有免费和付费两种级别。您完全可以从Quandl获得免费的股票数据,并且可以通过他们的api轻松地做到这一点。
pip安装quandl
或conda安装quandl
。你所需要做的就是注册一个免费帐户,并获得一个API密钥。然后像这样
import quandl
quandl.ApiConfig.api_key = "YOUR_API_KEY"
df = quandl.get_table("WIKI/PRICES", ticker = ["MSFT"],
qopts = {"columns": ["date", "ticker", "adj_open", "adj_close"]},
paginate=True)
他们的网站上也有大量的文档。和多个来源
退房:
pip install matplotlib
pip install alpha_vantage
示例
您可以在他们的文档页面上查看示例,但我也会在下面列出一些示例
from alpha_vantage.timeseries import TimeSeries
import matplotlib.pyplot as plt
import sys
def stockchart(symbol):
ts = TimeSeries(key='your_key', output_format='pandas')
data, meta_data = ts.get_intraday(symbol=symbol,interval='1min', outputsize='full')
print data
data['4. close'].plot()
plt.title('Stock chart')
plt.show()
symbol=raw_input("Enter symbol name:")
stockchart(symbol)
输出:
代码和图片
编辑
更改了一些代码。有关更改,请参阅评论。尝试
fix\u yahoo\u finance
:
from pandas_datareader import data as pdr
import fix_yahoo_finance as yf
data = yf.download("MSFT", start="2017-01-01", end="2017-04-30")
print(data)
[*********************100%***********************] 1 of 1 downloaded
Open High ... Adj Close Volume
Date ...
2017-01-03 62.790001 62.840000 ... 60.664047 20694100
2017-01-04 62.480000 62.750000 ... 60.392612 21340000
2017-01-05 62.189999 62.660000 ... 60.392612 24876000
2017-01-06 62.299999 63.150002 ... 60.916084 19922900
2017-01-09 62.759998 63.080002 ... 60.722206 20256600
2017-01-10 62.730000 63.070000 ... 60.702820 18593000
我知道,谢谢,但只有很少的股票是免费的。对我来说毫无意义。你也可以得到一些每月的股票数据。而且,对投资或研究来说相对无用。为什么要投票呢?你可能会喜欢这个。它有多种方法可以在数据框中显示股价数据。谢谢。这很好,但是请更改列:data['4.close'].plot(),我注意到这个列中缺少Volume列。我也很好奇,例如,我如何从时间开始(所选股票)获取微软的每日谷物数据(MSFT)。查看了这个包的文档,但找不到答案…我不是100%确定,因为我没有太多使用Alpha Vantage,但我认为您只能检索过去20年的数据。我肯定会试着问一个单独的问题,看看是否有人知道。据我所知,Alpha_Vantage有很多历史都不超过5年。此外,您还可以将“outputsize=full”参数添加到API调用中,以显示20年数据的所有信息。最后,日内时间序列不包含“体积”列,但其他时间序列(如time\u series\u WEEKLY)包含。应在每个时间序列下的文件中说明。
from pandas_datareader import data as pdr
import fix_yahoo_finance as yf
data = yf.download("MSFT", start="2017-01-01", end="2017-04-30")
print(data)
[*********************100%***********************] 1 of 1 downloaded
Open High ... Adj Close Volume
Date ...
2017-01-03 62.790001 62.840000 ... 60.664047 20694100
2017-01-04 62.480000 62.750000 ... 60.392612 21340000
2017-01-05 62.189999 62.660000 ... 60.392612 24876000
2017-01-06 62.299999 63.150002 ... 60.916084 19922900
2017-01-09 62.759998 63.080002 ... 60.722206 20256600
2017-01-10 62.730000 63.070000 ... 60.702820 18593000