3b6f0cbe4a
Functional Discord bot with automated hourly stock price updates during NYSE trading hours. Supports manual queries for any ticker via prefix commands. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
76 lines
2.4 KiB
Python
76 lines
2.4 KiB
Python
import yfinance as yf
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import logging
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from typing import Optional, Dict, Any
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from .base import StockAPIBase
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logger = logging.getLogger(__name__)
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class YahooFinanceAPI(StockAPIBase):
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"""Yahoo Finance implementation of stock price provider."""
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def get_stock_price(self, ticker: str) -> Optional[Dict[str, Any]]:
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"""
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Retrieve stock price data from Yahoo Finance.
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Args:
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ticker: Stock ticker symbol
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Returns:
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Dictionary with stock data or None if unavailable
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"""
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try:
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stock = yf.Ticker(ticker)
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# Use history() method instead of info to avoid rate limiting
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# Get last 2 days of data to calculate change
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hist = stock.history(period="2d")
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if hist.empty or len(hist) < 1:
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logger.warning(f"No historical data available for ticker: {ticker}")
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return None
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# Get most recent price data
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current_price = float(hist['Close'].iloc[-1])
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# Get previous close (either from previous day or use current data)
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if len(hist) >= 2:
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previous_close = float(hist['Close'].iloc[-2])
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else:
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previous_close = float(hist['Open'].iloc[-1])
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change_dollar = current_price - previous_close
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change_percent = (change_dollar / previous_close) * 100
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# Market is considered open if we have today's data
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market_open = True # Simplified - actual market status requires additional API call
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return {
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'ticker': ticker.upper(),
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'current_price': round(current_price, 2),
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'previous_close': round(previous_close, 2),
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'change_dollar': round(change_dollar, 2),
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'change_percent': round(change_percent, 2),
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'market_open': market_open
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}
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except Exception as e:
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logger.error(f"Error fetching data for {ticker}: {e}")
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return None
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def is_available(self) -> bool:
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"""
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Check if Yahoo Finance API is accessible.
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Returns:
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True if accessible, False otherwise
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"""
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try:
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test_stock = yf.Ticker("AAPL")
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info = test_stock.info
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return info is not None and len(info) > 0
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except Exception as e:
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logger.error(f"Yahoo Finance API unavailable: {e}")
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return False
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