logging日志输出
import logging
import time
import os
import sys
from datetime import datetime
class Logger:
def __init__(self, log_file_name='monitor'
, log_level=logging.DEBUG
, log_dir='./logs/'
, only_file=False
):
if not os.path.exists(log_dir):
os.makedirs(log_dir)
log_path = os.path.join(log_dir, log_file_name + '_' + str(datetime.now())[:10] + '.txt')
formatter = logging.Formatter('[%(asctime)s] - %(levelname)s: %(message)s'
, datefmt='%Y-%m-%d %H:%M:%S')
self.logger = logging.getLogger(log_file_name)
self.logger.setLevel(log_level)
file_handler = logging.FileHandler(log_path, encoding="utf-8")
file_handler.setLevel(log_level)
file_handler.setFormatter(formatter)
self.logger.addHandler(file_handler)
if not only_file:
stream_handler = logging.StreamHandler()
stream_handler.setLevel(log_level)
stream_handler.setFormatter(formatter)
self.logger.addHandler(stream_handler)
def debug(self, message):
self.logger.debug(message)
def info(self, message):
self.logger.info(message)
def warning(self, message):
self.logger.warning(message)
def error(self, message):
self.logger.error(message)
def cri(self, message):
self.logger.critical(message)
ex.
logger = Logger(log_file_name='log'
, log_level=logging.INFO
, log_dir=logs_save_dir
, only_file=True
)
log输出
[2023-05-29 17:07:33] - INFO: start get token from openai......
[2023-05-29 17:07:34] - INFO: get token done
[2023-05-29 17:07:36] - INFO: (test chatgpt) Hello! How can I assist you today?
注:
1.不建议直接通过logging.addHandler等直接在logging上操作的方式进行配置,这样会生效在整个代码层面,也是logging模块的root节点上。如果有其他模块使用logging方式输出日志的话,你的配置会覆盖掉其他模块的配置,导致最终的log输出比较混乱。官方也是建议使用logger = logging.getLogger(log_fname)
的方式进行配置。(官方说明)