"""Logging configuration for the Financial Debt Optimizer."""
import logging
import sys
from typing import Optional
[docs]
def setup_logging(
level: str = "INFO", log_file: Optional[str] = None, console_output: bool = True
) -> logging.Logger:
"""Set up logging configuration for the application.
Args:
level: Logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)
log_file: Optional file path to write logs to
console_output: Whether to output logs to console
Returns:
Configured logger instance
"""
logger = logging.getLogger("financial_debt_optimizer")
logger.setLevel(getattr(logging, level.upper()))
# Remove existing handlers to avoid duplicates
for handler in logger.handlers[:]:
logger.removeHandler(handler)
# Create formatter
formatter = logging.Formatter(
"%(asctime)s - %(name)s - %(levelname)s - %(message)s",
datefmt="%Y-%m-%d %H:%M:%S",
)
# Console handler
if console_output:
console_handler = logging.StreamHandler(sys.stdout)
console_handler.setLevel(getattr(logging, level.upper()))
console_handler.setFormatter(formatter)
logger.addHandler(console_handler)
# File handler
if log_file:
try:
file_handler = logging.FileHandler(log_file)
file_handler.setLevel(logging.DEBUG) # Always debug level for file
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)
except (OSError, IOError) as e:
logger.warning(f"Could not create log file {log_file}: {e}")
return logger
[docs]
def get_logger(name: str = None) -> logging.Logger:
"""Get a logger instance.
Args:
name: Logger name (will be prefixed with main app name)
Returns:
Logger instance
"""
if name:
full_name = f"financial_debt_optimizer.{name}"
else:
full_name = "financial_debt_optimizer"
return logging.getLogger(full_name)