python: logHelper

 

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# encoding: utf-8 # 版权所有 2023 涂聚文有限公司 # 许可信息查看： https://docs.python.org/3/library/logging.html # 描述： https://www.programcreek.com/python/example/136/logging.basicConfig #       https://github.com/amilstead/python-logging-examples # Author    : geovindu,Geovin Du 涂聚文. # IDE       : PyCharm 2023.1 python 311 # Datetime  : 2023/7/17 18:54 # User      : geovindu # Product   : PyCharm # Project   : pythonTkinterDemo # File      : LogHelper.py # explain   : 学习     import json import os import sys import threading import logging import asyncio import json import logging from abc import ABC, abstractmethod from logging import LogRecord from typing import Dict, Optional, Sequence from logging import config as logging_config import glob import datetime from inspect import signature import inspect import io import argparse import struct import logging import socket import pickle import time     ''' from attrs import define from slack_sdk.models.blocks import Block, DividerBlock, HeaderBlock, SectionBlock from slack_sdk.models.blocks.basic_components import MarkdownTextObject, PlainTextObject from slack_sdk.webhook.async_client import AsyncWebhookClient '''   class logHelper(object):       global here #= os.path.abspath(os.path.dirname(__file__))     global LOGGING_CONFIG # = os.path.abspath(os.path.join(here, 'test.log'))       def __init__(self):         here = os.path.abspath(os.path.dirname(__file__))         LOGGING_CONFIG = os.path.abspath(os.path.join(here, 'test.log'))         logging.basicConfig(filename='geovindu.log', filemode='w', format='%(name)s - %(levelname)s - %(message)s')         def getLogInfo(self,info:str):         """          程序运行的关键步骤信息         :param info:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.info(info)         app_logger = logging.getLogger('app')         app_logger.info(info)       def getLogWarning(self, info: str):         """          警告信息         :param info:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.warning(info)         def getLogError(self, info: str):         """         程序错误，某个功能无法执行         :param info:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.error(info)         def getLogDebug(self, info: str):         """          提供详细         :param info:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.debug(info)         logger.critical(info)       def getLoCritical(self, info: str):         """         Critical 严重错误，可能整个程序无法执行         :param info:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.critical(info)         def get_logger(self,filename):         """           :param filename         :return:         """         logging.basicConfig(filename=f"{filename}", filemode='a', format="%(message)s")         logging.warning(f"[{datetime.datetime.now()}] {'=' * 10}")           def log(message, error=True):             func = inspect.currentframe().f_back.f_code             final_msg = "(%s:%i) %s" % (                 func.co_name,                 func.co_firstlineno,                 message             )             if error:                 logging.warning(final_msg)                 print(f"[ERROR] {final_msg}")             else:                 print(final_msg)           return log         def getMessage(self):         """           :return:         """           logging_config.fileConfig(LOGGING_CONFIG)         formatter = logging.Formatter('%(levelname)s - %(message)s')         formatter.datefmt = '%Y%Y%m%d-%H:%M:%S'         handler = logging.StreamHandler()         handler.setFormatter(formatter)         logger = logging.getLogger(__name__)         logger.addHandler(handler)         logger.setLevel(logging.INFO)           logger.info('My current format!')           formatter = logging.Formatter('[%(asctime)s] %(levelname)s - %(message)s')         handler.setFormatter(formatter)         logger.info('My format changed!')       def basic_levels(self):         """           :return:         """           logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.info('{:-^100}'.format(' BASIC LEVELS '))         # Examples of logging API usage         logger.debug('This is a simple DEBUG level message.')         logger.info('This is a simple INFO level message.')         logger.warning('This is a simple WARNING level message.')         logger.warn('This is a simple WARN level message.')         logger.error('This is a simple ERROR level message.')         logger.exception('This is an ERROR level message with exc_info.')           try:             raise Exception('Random exception!')         except Exception:             logger.exception('This is an ERROR level message with a stack trace!')           logger.critical('This is a simple CRITICAL level message')         logger.fatal('This is a simple FATAL level message')           # AND you can use the generic log method (but please don't).         logger.log(logging.DEBUG, 'This is the same as logging.debug')         logger.log(logging.INFO, 'This is the same as logging.info')         logger.log(logging.WARNING, 'This is the same as logging.warning')         logger.log(logging.WARN, 'This is the same as logging.warn')         logger.log(logging.ERROR, 'This is the same as logging.exception', exc_info=True)         logger.log(logging.CRITICAL, 'This is the same as logging.critical')         logger.log(logging.FATAL, 'This is the same as logging.fatal')       def message_arguments(self):         """           :return:         """           logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.info('{:-^100}'.format(' MESSAGE ARGUMENTS '))         logger.info(             'What %s is it? %.5f',             'time', time.time()         )           logger.info(             'Now with %(my_arg)s arguments!',             {'my_arg': 'named'}         )           def stderr_logger(self):           logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger('stderr_logger')         logger.setLevel(logging.INFO)         handler = logging.StreamHandler(stream=sys.stderr)  # also the default         logger.addHandler(handler)           logger.info('This is through sys.stderr!')       def stdout_logger(self):           logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger('stdout_logger')         logger.setLevel(logging.INFO)         handler = logging.StreamHandler(stream=sys.stdout)  # also the default         logger.addHandler(handler)           logger.info('This is through sys.stdout!')       def bytestream_logger(self):           # A file "stream"         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger('bytestream_logger')         logger.setLevel(logging.INFO)         with io.BytesIO() as _buffer:             handler = logging.StreamHandler(stream=_buffer)             logger.addHandler(handler)             logger.info('This is being written to an I/O buffer!')             print(_buffer.getvalue())       def make_handler(self,with_level=None):         """             :param with_level:         :return:         """           hdlr_level = with_level if with_level is not None else "no level"         format_str = 'hdlr_level: {}'.format(hdlr_level)         format_str += ' - %(levelname)s - %(message)s'         formatter = logging.Formatter(format_str)           # make a handler with a level         handler = logging.StreamHandler()         handler.setFormatter(formatter)           if with_level is not None:             handler.setLevel(with_level)           return handler       def mainHandler(self):         """           :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger(__name__)         logger.setLevel(logging.DEBUG)           # make a handler with a level         handler_with_level = self.make_handler(with_level=logging.ERROR)           # and without         handler_without = self.make_handler()           logger.addHandler(handler_with_level)         logger.addHandler(handler_without)         logger.info('My level my differ from my handler levels!')         logger.error('This should have only been handled by one handler!')             def serve(self,_socket):         """           :param _socket:         :return:         """         logging_config.fileConfig(LOGGING_CONFIG)         logger = logging.getLogger('server')         while True:             conn, address = _socket.accept()             # Shamelessly copied from logging.config             chunk = conn.recv(4)             slen = struct.unpack(">L", chunk)[0]             chunk = conn.recv(slen)             while len(chunk) < slen:                 chunk = chunk + conn.recv(slen - len(chunk))               # Message is roughly JSON:             try:                 message = json.loads(chunk)             except ValueError:                 continue               level = message['level']             msg = message['msg']             args = pickle.loads(message['args'])             logger.log(level, msg, *args)