log_config.py

# filename: log_config.py

"""
Logging configuration module.

This module sets up the global logging configuration and provides a function to retrieve loggers with the given name.
"""

import logging
from logging.handlers import RotatingFileHandler

# Configure the global logging settings
log_formatter = logging.Formatter(
    fmt='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
    datefmt='%Y-%m-%d %H:%M:%S'
)

# File handler with rotation, set the rotation size to 5 MB
file_handler = RotatingFileHandler('analysis_logs.log', maxBytes=5*10**6, backupCount=3)
file_handler.setFormatter(log_formatter)

# Stream handler
stream_handler = logging.StreamHandler()
stream_handler.setFormatter(log_formatter)

# Setting up the root logger
logging.basicConfig(
    level=logging.INFO,
    handlers=[file_handler, stream_handler]
)

def get_logger(name: str) -> logging.Logger:
    """
    Retrieve a logger with the given name.

    Args:
        name (str): The name of the logger to retrieve.

    Returns:
        logging.Logger: A logger configured with global settings.
    """
    return logging.getLogger(name)

# file: log_config.py (end)