PYTHON - LOG파일 일별, 날짜별 생성

import datetime
import logging
import logging.handlers


def get_logger(name=None):
    logger = logging.getLogger(name)
    logger.setLevel(logging.INFO)

    # 중복 방지 설정
    logger.propagate = False

    # 기존 핸들러 제거 (필요 시)
    if logger.hasHandlers():
        logger.handlers.clear()

    # log format
    formatter = logging.Formatter("%(asctime)s | %(levelname)s | %(filename)s:%(lineno)d | %(message)s", datefmt="%Y-%m-%d %H:%M:%S")

    # log 파일에 기록 (일별 생성)
    console = logging.StreamHandler()

    pwd = '{log 쌓을 경로}'
    today = datetime.datetime.now().strftime("%Y-%m-%d")

    handler_info = logging.handlers.TimedRotatingFileHandler(
        filename=f"{pwd}/{today}.log",
        when="midnight",
        interval=1,
        encoding="utf-8")
    handler_error = logging.handlers.TimedRotatingFileHandler(
        filename=f"{pwd}/{today}.log",
        when="midnight",
        interval=1,
        encoding="utf-8")

    handler_info.setFormatter(formatter)
    handler_error.setFormatter(formatter)

    # level setting
    console.setLevel(logging.INFO)
    handler_info.setLevel(logging.INFO)
    handler_error.setLevel(logging.ERROR)

    # format
    console.setFormatter(formatter)
    handler_info.setFormatter(formatter)
    handler_error.setFormatter(formatter)

    # add handler
    logger.addHandler(console)
    logger.addHandler(handler_info)
    logger.addHandler(handler_error)

    return logger