我正在尝试向数据框中添加几列 - 这是代码
import import_ipynb
import talib
import numpy
import yfinance as yf
import datetime as dt
import time
from datetime import datetime, timedelta
import sqlite3
import pandas
import numpy as np
conn = sqlite3.connect('Strategy_RSI_MACD_Data.db')
c = conn.cursor()
c.execute("select distinct Stock from Universe")
tickers = c.fetchall()
for row in tickers:
if row[0]:
ticker_list.append(row[0])
stockdetails = yf.download(
tickers = ticker_list,
period = '6mo',
interval = '1d',
group_by = 'ticker',
auto_adjust = False,
prepost = False,
threads = True,
proxy = None
)
df_ta = pandas.DataFrame(data = stockdetails['Adj Close'], dtype=numpy.float64)
stockdetails['RSI'] = df_ta.apply(lambda c: talib.RSI(c, timeperiod = 14))
最后一行抛出此错误:
ValueError:通过的项目数量错误 505,放置意味着 1
我怎样才能解决这个问题?
心有法竹
HUX布斯
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