【數據分析可視化】 股票市場分析實戰之數據獲取

股票數據來源雅虎

數據抓取

安裝抓取環境

https://github.com/pydata/pandas-datareader
pip下載
pip install pandas-datareader

可以不通過命令直接安裝

bin/conda install pandas_datareader

使用datareader獲取雅虎

```
import pandas_datareader as pdr
pdr.get_data_fred(‘GS10’)

## 數據預覽
```python
import pandas_datareader as pdr
# 獲取阿里股票數據
alibaba = data = pdr.get_data_yahoo('BABA')

data.head() 

	High	Low	Open	Close	Volume	Adj Close
Date
2015-05-11	87.669998	86.059998	86.699997	86.720001	19776900	86.720001
2015-05-12	87.500000	86.139999	87.050003	86.769997	16077800	86.769997
2015-05-13	88.470001	87.000000	87.080002	87.529999	19015900	87.529999
2015-05-14	88.480003	87.529999	87.739998	88.400002	12087900	88.400002
2015-05-15	88.959999	88.050003	88.510002	88.459999	13424600	88.459999

alibaba.shape

(1259, 6)

alibaba.tail()

	High	Low	Open	Close	Volume	Adj Close
Date
2020-05-04	195.000000	189.529999	194.759995	191.149994	25709400	191.149994
2020-05-05	198.270004	194.199997	196.380005	195.020004	22957200	195.020004
2020-05-06	198.910004	194.929993	197.669998	195.169998	18598900	195.169998
2020-05-07	198.089996	194.779999	198.000000	196.490005	16164600	196.490005
2020-05-08	203.020004	198.679993	199.800003	201.190002	23819700	201.190002

 alibaba.describe()

	High	Low	Open	Close	Volume	Adj Close
count	1259.000000	1259.000000	1259.000000	1259.000000	1.259000e+03	1259.000000
mean	141.759526	138.353728	140.171177	140.087427	1.671934e+07	140.087427
std	48.532706	47.441216	48.067582	47.999745	9.014614e+06	47.999745
min	58.650002	57.200001	57.299999	57.389999	3.775300e+06	57.389999
25%	90.514999	88.485001	89.110001	89.090000	1.098520e+07	89.090000
50%	156.000000	151.600006	154.320007	154.100006	1.476290e+07	154.100006
75%	182.567505	177.989998	180.660004	180.495003	1.996240e+07	180.495003
max	231.139999	227.039993	230.050003	230.479996	9.791410e+07	230.479996

alibaba.info()

<class 'pandas.core.frame.DataFrame'>
DatetimeIndex: 1259 entries, 2015-05-11 to 2020-05-08
Data columns (total 6 columns):
High         1259 non-null float64
Low          1259 non-null float64
Open         1259 non-null float64
Close        1259 non-null float64
Volume       1259 non-null int64
Adj Close    1259 non-null float64
dtypes: float64(5), int64(1)
memory usage: 68.9 KB