data_fetcher.py

import streamlit as st
import yfinance as yf
import pandas as pd
from datetime import datetime, timedelta

@st.cache_data(ttl=3600)
def get_stock_data(symbol):
    """Fetch stock data from Yahoo Finance"""
    end_date = datetime.now()
    start_date = end_date - timedelta(days=365)

    stock = yf.Ticker(symbol)
    df = stock.history(start=start_date, end=end_date)

    return df

@st.cache_data(ttl=3600)
def get_company_info(symbol):
    """Fetch company information"""
    stock = yf.Ticker(symbol)
    return stock.info