Python logging module

import logging
import os

def init_logging():
    filename = os.path.splitext(os.path.abspath(__file__))[0]
    logger = logging.getLogger(__name__)
    logger.setLevel(logging.DEBUG)
    
    handler = logging.FileHandler('%s.log' % filename)
    formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
    handler.setFormatter(formatter)
    logger.addHandler(handler)