Advanced coding pro
Generate production-ready code that eliminates common mistakes through comprehensive error prevention, validation, and best practices enforcement.
from typing import Optional, List, Dict, Any
import logging
def example_function(user_id: int, data: Dict[str, Any]) -> Optional[str]:
"""
Process user data with comprehensive validation.
Args:
user_id: The unique identifier for the user
data: Dictionary containing user data to process
Returns:
Processed result string or None if validation fails
Raises:
ValueError: If user_id is invalid
TypeError: If data is not a dictionary
"""
try:
# Input validation
if not isinstance(user_id, int) or user_id <= 0:
raise ValueError(f"Invalid user_id: {user_id}")
if not isinstance(data, dict):
raise TypeError("Data must be a dictionary")
# Business logic here
logging.info(f"Processing data for user {user_id}")
return f"Processed: {data}"
except Exception as e:
logging.error(f"Error processing user data: {e}")
raise