為什麼在5月11日以後,V4 api 都無法獲取特定日期的資料??
import requests
import pandas as pd
url = "https://api.finmindtrade.com/api/v4/data"
parameter = {
"dataset": "TaiwanStockInstitutionalInvestorsBuySell",
"start_date": "2020-04-01",
"token": token
}
data = requests.get(url, params=parameter)
print(data)
data = data.json()
data = pd.DataFrame(data['data'])
print(data)
得到的結果是
<Response [400]>
Empty DataFrame
Columns: []
Index: []