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| import yfinance as yf | |
| from datetime import datetime, timedelta | |
| import pandas as pd | |
| def stock_data(tick): | |
| try: | |
| # Auto suffix untuk saham Indonesia | |
| if tick.isalpha() and len(tick) <= 4: | |
| tick = tick.upper() + ".JK" | |
| else: | |
| tick = tick.upper() | |
| df = yf.download( | |
| tick, | |
| start=datetime.now() - timedelta(days=365), | |
| end=datetime.now(), | |
| progress=False, | |
| threads=False, | |
| auto_adjust=False | |
| ) | |
| # Validasi data | |
| if df.empty or "Close" not in df.columns: | |
| return pd.DataFrame() | |
| df = df[["Close"]].dropna() | |
| return df | |
| except Exception as e: | |
| print(f"[ERROR] Failed to fetch {tick} → {e}") | |
| return pd.DataFrame() | |