python flask logging 配置后 启动异常 [Errno 13] Permission denied

配置代码:

点击查看代码
def init_log():
    # 创建logger对象。传入logger名字
    logger = logging.getLogger()
    log_path = os.path.abspath(os.path.join(os.path.dirname(__file__), 'logs'))
    print('log_path:', log_path)
    # 设置日志记录等级
    logger.setLevel(logging.INFO)
    # interval 滚动周期,
    # when="MIDNIGHT", interval=1 表示每天0点为更新点,每天生成一个文件
    # backupCount  表示日志保存个数
    file_handler = TimedRotatingFileHandler(
        filename=log_path, when="MIDNIGHT", interval=1, backupCount=30
    )
    # filename="mylog" suffix设置,会生成文件名为mylog.2020-02-25.log
    file_handler.suffix = "%Y-%m-%d.log"
    # extMatch是编译好正则表达式,用于匹配日志文件名后缀
    # 需要注意的是suffix和extMatch一定要匹配的上,如果不匹配,过期日志不会被删除。
    file_handler.extMatch = re.compile(r"^d{4}-d{2}-d{2}.log$")
    # 定义日志输出格式
    file_handler.setFormatter(
        logging.Formatter(
            "[%(asctime)s] [%(process)d] [%(levelname)s] - %(module)s.%(funcName)s (%(filename)s:%(lineno)d) - %(message)s"
        )
    )
    logger.addHandler(file_handler)

异常信息:

Traceback (most recent call last):
  File "app.py", line 84, in <module>
    init_log()
  File "app.py", line 67, in init_log
    filename=log_path, when="MIDNIGHT", interval=1, backupCount=30
  File "C:UsersAdministratorAppDataLocalProgramsPythonPython37liblogginghandlers.py", line 200, in __init__
    BaseRotatingHandler.__init__(self, filename, 'a', encoding, delay)
  File "C:UsersAdministratorAppDataLocalProgramsPythonPython37liblogginghandlers.py", line 55, in __init__
    logging.FileHandler.__init__(self, filename, mode, encoding, delay)
  File "C:UsersAdministratorAppDataLocalProgramsPythonPython37liblogging\__init__.py", line 1087, in __init__
    StreamHandler.__init__(self, self._open())
  File "C:UsersAdministratorAppDataLocalProgramsPythonPython37liblogging\__init__.py", line 1116, in _open
    return open(self.baseFilename, self.mode, encoding=self.encoding)
PermissionError: [Errno 13] Permission denied: 'E:\git_ali\pytool-httpapi\logs'

查了很多资料,FQ也没找到相关问题。后来各种试,发现是因为自己手动创建了logs文件夹在项目目录下,而配置时又指定了日志名为logs,导致它创建不出来logs就抛异常了~

抛的这异常也是够不明不白的~~

原文地址:https://www.cnblogs.com/Denny_Yang/p/15105133.html