"""
1、设置日志的收集级别
2、可以将日志输出到文件和控制台
3、以下这些方法：
info()
debug()
error()
warning()
critical()
额外拓展：单例模式
"""
import os
import logging
from logging import Logger
from concurrent_log_handler import ConcurrentRotatingFileHandler
from common.my_path import log_dir
from common.handle_yaml import do_yaml_log
class MyLogger(Logger):
def __init__(self):
file = os.path.join(log_dir,do_yaml_log.read("log", "file"))
# 1、设置日志的名字、日志的收集级别
super().__init__(do_yaml_log.read("log","name"), do_yaml_log.read("log","level"))
# 2、可以将日志输出到文件和控制台
# 自定义日志格式(Formatter)
fmt_str = "%(asctime)s %(name)s %(levelname)s %(filename)s [%(lineno)d] %(message)s"
# 实例化一个日志格式类
formatter = logging.Formatter(fmt_str)
# 实例化渠道(Handle).
# 控制台(StreamHandle)
handle1 = logging.StreamHandler()
# 设置渠道当中的日志显示格式
handle1.setFormatter(formatter)
# 将渠道与日志收集器绑定起来
self.addHandler(handle1)
if file:
# 文件渠道(FileHandle)
# handle2 = logging.FileHandler(file, encoding="utf-8")
handle2 = ConcurrentRotatingFileHandler(file, maxBytes=20*1024*1024, backupCount=5,encoding="utf-8")
# 设置渠道当中的日志显示格式
handle2.setFormatter(formatter)
self.addHandler(handle2)
logger = MyLogger()
