STOCK-MARKET-APP/config.py

# Configuration settings for the stock forecasting app

# Rate limiting settings
RATE_LIMIT_DELAY = 0.5  # Minimum delay between API calls (seconds)
MAX_RETRIES = 3  # Maximum number of retries for failed requests
BASE_RETRY_DELAY = 3  # Base delay for exponential backoff (seconds)

# Cache settings
DEFAULT_CACHE_TTL = 300  # Default cache time-to-live (seconds) - 5 minutes
MODEL_CACHE_TTL = 600   # Cache TTL for model data (seconds) - 10 minutes

# API settings
YAHOO_FINANCE_TIMEOUT = 10  # Timeout for yfinance requests (seconds)

# UI settings
DEFAULT_TICKERS = ['NVDA', 'AAPL', 'GOOGL', 'MSFT', 'AMZN']
PERIOD_MAP = {
    'all': 'max',
    '1m': '1mo', 
    '6m': '6mo', 
    '1y': '1y'
}

# Error messages
ERROR_MESSAGES = {
    'rate_limit': """
    🚫 **Rate Limit Exceeded**
    
    Yahoo Finance has temporarily limited your requests. This happens when too many requests are made in a short time.
    
    **What you can do:**
    - Wait 5-10 minutes before trying again
    - Use the cached data if available
    - Try a different stock ticker
    
    The app will automatically retry with delays between requests.
    """,
    'network': """
    🌐 **Network Error**
    
    There seems to be a connectivity issue.
    
    **What you can do:**
    - Check your internet connection
    - Try refreshing the page
    - Wait a moment and try again
    """,
    'no_data': """
    📊 **No Data Available**
    
    No stock data was found for the selected ticker and time period.
    
    **What you can do:**
    - Try a different time period
    - Check if the ticker symbol is correct
    - Try a different stock ticker
    """
}