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logger.py
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"""
@ Author: Mr.Hat
@ Date: 2024/1/25 04:58
@ Description:
@ History:
"""
from functools import wraps
import os
import datetime
import loguru
# 单例类的装饰器
def singleton_class_decorator(cls):
"""
装饰器,单例类的装饰器
"""
# 在装饰器里定义一个字典,用来存放类的实例。
_instance = {}
# 装饰器,被装饰的类
@wraps(cls)
def wrapper_class(*args, **kwargs):
# 判断,类实例不在类实例的字典里,就重新创建类实例
if cls not in _instance:
# 将新创建的类实例,存入到实例字典中
_instance[cls] = cls(*args, **kwargs)
# 如果实例字典中,存在类实例,直接取出返回类实例
return _instance[cls]
# 返回,装饰器中,被装饰的类函数
return wrapper_class
@singleton_class_decorator
class Logger:
def __init__(self, file_name: str):
self.logger_add(file_name)
@staticmethod
def get_project_path(project_path=None):
if project_path is None:
# 当前项目文件的,绝对真实路径
# 路径,一个点代表当前目录,两个点代表当前目录的上级目录
project_path = os.path.realpath('./')
# 返回当前项目路径
return project_path
def get_log_path(self, file_name):
# 项目目录
project_path = self.get_project_path()
# 项目日志目录
project_log_dir = os.path.join(project_path, 'log')
# 日志文件名
project_log_filename = f'{file_name}-{datetime.date.today()}.log'
# 日志文件路径
project_log_path = os.path.join(project_log_dir, project_log_filename)
# 返回日志路径
return project_log_path
def logger_add(self, file_name):
loguru.logger.add(
# 水槽,分流器,可以用来输入路径
sink=self.get_log_path(file_name),
# 日志创建周期
rotation='00:00',
# 保存
retention='1 year',
# 文件的压缩格式
compression='zip',
# 编码格式
encoding="utf-8",
# 具有使日志记录调用非阻塞的优点
enqueue=True
)
@property
def get_logger(self):
return loguru.logger
logger = Logger(file_name="sollong").get_logger