Python logging to both standard out and file

process_logging.py

import os
import sys
import logging


FORMATTER = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(module)s - %(message)s')
LOG_FOLDER = 'log'


def get_console_handler():
    console_handler = logging.StreamHandler(sys.stdout)
    console_handler.setFormatter(FORMATTER)
    return console_handler

def get_file_handler(log_file='untitled.log'):
    if not os.path.exists(LOG_FOLDER):
        os.mkdir(LOG_FOLDER)
    log_path = os.path.join(LOG_FOLDER, log_file)
    file_handler = logging.FileHandler(log_path, mode='a', encoding='utf-8')
    file_handler.setFormatter(FORMATTER)
    return file_handler

def get_logger(logger_name):
    logger = logging.getLogger(logger_name)
    logger.setLevel(logging.DEBUG)
    logger.addHandler(get_console_handler())
    logger.addHandler(get_file_handler(os.path.join(logger_name + '.log')))
    return logger


if __name__ == '__main__':

    logger = get_logger(__name__)
    logger.debug('This is a message')
    try:
        raise Exception('Some exception')
    except:
        logger.exception('My app crashed!')