import logging
from pathlib import Path
from typing import Optional

def setup_logging(name: str, level: str = "INFO") -> logging.Logger:
    logger = logging.getLogger(name)
    logger.setLevel(level)
    
    if not logger.handlers:
        handler = logging.StreamHandler()
        formatter = logging.Formatter(
            '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
        )
        handler.setFormatter(formatter)
        logger.addHandler(handler)
    
    return logger

def ensure_model_path(path: Optional[str] = None) -> Path:
    if path is None:
        path = "../models"
    
    model_path = Path(path)
    model_path.mkdir(parents=True, exist_ok=True)
    return model_path