[YouTube] 벡테스팅 - 변동성돌파전략 : 데이터 수집

import os
import pandas as pd
import time
os.mkdir("코스피")

ticker_list = stock.get_market_ticker_list("20200831")
for ticker in ticker_list:
    df = stock.get_market_ohlcv_by_date("20200101", "20200831", ticker)
    df.to_excel(f"코스피/{ticker}.xlsx")
    time.sleep(0.5)