""" @author shenjackyuanjie @contact 3695888@qq.com """ # ------------------------------- # Difficult Rocket # Copyright © 2020-2023 by shenjackyuanjie 3695888@qq.com # All rights reserved # ------------------------------- import io import os import re import sys import time import enum import atexit import inspect import warnings import threading from types import FrameType from dataclasses import dataclass from logging import NOTSET, DEBUG from typing import NamedTuple, Optional, Type, Union, Dict, Iterable, List Version = '1.1.0' # os.system('') color_support = True if sys.platform == "win32": try: # https://stackoverflow.com/questions/36760127/... # how-to-use-the-new-support-for-ansi-escape-sequences-in-the-windows-10-console from ctypes import windll kernel32 = windll.kernel32 kernel32.SetConsoleMode(kernel32.GetStdHandle(-11), 7) except OSError: # pragma: no cover color_support = False # print(os.path.abspath(os.curdir)) # TODO 这个文件就是个大TODO """ 如果想要直接使用 logger 来 logging 直接调用 logger.debug() 即可 默认配置会有 ---------- 配置方式一 直接使用 logger.Logger() 将会创建一个空 logger 可以自行通过 配置方式二 logger = logger.get_logger(name) 直接获取一个配置好的logger """ color_reset_suffix = "\033[0m" """ 只是用来重置颜色的后缀 """ re_find_color_code = r'\033\[[^\f\n\r\t\vm]*m' re_color_code = re.compile(re_find_color_code) re_find_formats = re.compile(r'\{\w+}') # re_find_level_code = r'' """ OFF > FATAL > ERROR > WARN > INFO > FINE > FINER > DEBUG > TRACE > ALL logging.py CRITICAL = 50 FATAL = CRITICAL ERROR = 40 WARNING = 30 WARN = WARNING INFO = 20 DEBUG = 10 NOTSET = 0 """ FINE = 7 TRACE = 5 ALL = NOTSET class LoggingLevel: """定义LoggingLevel属性（即是变量） """ CRITICAL = 50 FATAL = CRITICAL ERROR = 40 WARNING = 30 WARN = WARNING INFO = 20 DEBUG = 10 FINE = 7 TRACE = 5 NOTSET = 0 ALL = NOTSET CRITICAL_t = 'CRITICAL' FATAL_t = 'FATAL' ERROR_t = 'ERROR' WARNING_t = 'WARNING' WARN_t = 'WARN' INFO_t = 'INFO' DEBUG_t = 'DEBUG' FINE_t = 'FINE' TRACE_t = 'TRACE' NOTSET_t = 'NOTSET' ALL_t = 'ALL' @staticmethod def type() -> Type: return int logging_level_type = int level_name_map: Dict[logging_level_type, str] = { LoggingLevel.ALL: 'ALL', # NOTSET LoggingLevel.TRACE: 'TRACE', LoggingLevel.FINE: 'FINE', LoggingLevel.DEBUG: 'DEBUG', LoggingLevel.INFO: 'INFO', LoggingLevel.WARNING: 'WARNING', # WARN LoggingLevel.ERROR: 'ERROR', LoggingLevel.FATAL: 'FATAL' } name_level_map: Dict[str, logging_level_type] = { 'NOTSET': LoggingLevel.ALL, 'ALL': LoggingLevel.ALL, 'TRACE': LoggingLevel.TRACE, 'FINE': LoggingLevel.FINE, 'DEBUG': LoggingLevel.DEBUG, 'INFO': LoggingLevel.INFO, 'WARNING': LoggingLevel.WARNING, 'WARN': LoggingLevel.WARNING, 'ERROR': LoggingLevel.ERROR, 'CRITICAL': LoggingLevel.FATAL, 'FATAL': LoggingLevel.FATAL } def get_level_by_name(name: str) -> logging_level_type: return name_level_map[name.upper()] def get_name_by_level(level: logging_level_type) -> str: return level_name_map[level] logger_configs = { 'Logger': { 'root': { 'level': DEBUG, 'color': 'main_color', 'file': 'main_log_file', }, 'client': { 'level': TRACE, 'color': 'fancy_main_color', 'file': 'main_log_file', }, 'server': { 'level': TRACE, 'color': 'DiGua_color', 'file': 'main_log_file', }, }, 'Color': { 'main_color': { 'main_time': '\033[38;2;201;222;56m', 'file_name': '\033[38;2;0;255;180m', 'code_line': '\033[38;2;0;255;180m', 'info': '\033[0m', 'message': '\033[0m', 'logger': '\033[0m', 'marker': '\033[0m', LoggingLevel.TRACE_t: {'info': '\033[38;2;138;173;244m'}, LoggingLevel.FINE_t: {'info': '\033[35;48;2;44;44;54m'}, LoggingLevel.DEBUG_t: {'info': '\033[38;2;133;138;149m'}, LoggingLevel.INFO_t: {'info': '\033[0m'}, LoggingLevel.WARNING_t: {'info': '\033[33m'}, LoggingLevel.ERROR_t: {'info': '\033[31m'}, LoggingLevel.FATAL_t: {'info': '\033[38;2;255;255;0;48;2;120;10;10m', 'logger': '\033[38;2;245;189;230m'} }, 'fancy_main_color': { 'main_time': '\033[38;2;201;222;56m', 'file_name': '\033[38;2;0;255;180m', 'code_line': '\033[38;2;0;255;180m', 'info': '\033[0m', 'message': '\033[0m', 'logger': '\033[0m', 'marker': '\033[0m', LoggingLevel.TRACE_t: {'info': '\033[38;2;138;173;244m', 'message': '\033[38;2;138;173;244m'}, LoggingLevel.FINE_t: {'info': '\033[35;48;2;44;44;54m', 'message': '\033[35m'}, LoggingLevel.DEBUG_t: {'info': '\033[38;2;133;138;149m', 'message': '\033[38;2;133;138;149m'}, LoggingLevel.INFO_t: {'info': '\033[0m', 'message': '\033[0m'}, LoggingLevel.WARNING_t: {'info': '\033[33m', 'message': '\033[33m'}, LoggingLevel.ERROR_t: {'info': '\033[31m', 'message': '\033[31m'}, LoggingLevel.FATAL_t: {'info': '\033[38;2;255;255;0;48;2;120;10;10m', 'message': '\033[38;2;255;255;0;48;2;120;10;10m', 'logger': '\033[38;2;245;189;230m'} }, 'DiGua_color': { # catppuccin Macchiato 'main_time': '\033[38;2;202;211;245m', 'file_name': '\033[38;2;139;213;202m', 'code_line': '\033[38;2;166;218;149m', 'info': '\033[0m', 'logger': '\033[0m', 'message': '\033[0m', 'marker': '\033[0m', LoggingLevel.TRACE_t: {'info': '\033[38;2;138;173;244m', 'message': '\033[38;2;138;173;244m'}, LoggingLevel.FINE_t: {'info': '\033[38;2;198;160;246m', 'message': '\033[38;2;198;160;246m'}, LoggingLevel.DEBUG_t: {'info': '\033[38;2;133;138;149m', 'message': '\033[38;2;133;138;149m'}, LoggingLevel.INFO_t: {'info': '\033[0m', 'message': '\033[0m'}, LoggingLevel.WARNING_t: {'info': '\033[38;2;245;169;127m', 'message': '\033[38;2;245;169;127m'}, LoggingLevel.ERROR_t: {'info': '\033[38;2;237;135;150m', 'message': '\033[38;2;237;135;150m'}, LoggingLevel.FATAL_t: {'info': '\033[38;2;255;255;0;48;2;120;10;10m', 'message': '\033[38;2;255;255;0;48;2;120;10;10m', 'logger': '\033[38;2;245;189;230m'} } }, 'File': { 'main_log_file': { 'mode': 'a', 'encoding': 'utf-8', 'level': TRACE, 'file_name': './logs/{long_time}_logs.md', 'cache_len': 10, 'cache_time': 1 }, }, 'Formatter': { 'MESSAGE': { 'format': '[{long_time}] [{logger_name}] {level} | {file_name}:{code_line} | {message}' }, 'file_name': 'no frame', 'code_line': 'no frame', 'short_time': '%Y-%m-%d %H-%M-%S', 'long_time': '%Y-%m-%d %H-%M-%S:%%S', } } @dataclass class LogFileConf: file_name: str = 'logs/log.txt' file_mode: str = 'a' file_encoding: str = 'utf-8' file_level: logging_level_type = LoggingLevel.DEBUG file_cache_len: int = 20 file_cache_time: Union[int, float] = 1 class Message_content(NamedTuple): """用于存储 log 信息的不可变元组""" log_time: float text: str level: int logger_name: Optional[str] = 'root' marker: Optional[str] = None end: Optional[str] = '\n' flush: Optional[bool] = False frame: Optional[FrameType] = None def __str__(self): return ( f"Message Content at {self.log_time}|by logger {self.logger_name}|in level {self.level}" f"|with marker {self.marker}|ends as {self.end}|" f"by frame {self.frame}|{'and will flush' if self.flush else 'and will not flush'}|" f"text are: {self.text}" ) class ThreadLock: """一个用来 with 的线程锁""" def __init__(self, the_lock: threading.Lock, time_out: Union[float, int] = 1 / 60) -> None: """ :param the_lock: 用于 with 的线程锁 :param time_out: with 的超时时间 """ self.lock = the_lock self.time_out = time_out def __enter__(self): self.lock.acquire(timeout=self.time_out) if not self.lock.locked(): raise RuntimeError(f'Lock time Out with {self.time_out}') return self def __exit__(self, exc_type, exc_val, exc_tb): if self.lock.locked(): self.lock.release() class ListCache: """一个线程安全的列表缓存""" def __init__(self, lock: ThreadLock): self._cache = [] self.with_thread_lock = lock def append(self, value: Union[str, Iterable[str]]): with self.with_thread_lock: if isinstance(value, str): self._cache.append(value) elif isinstance(value, Iterable): self._cache.append(*value) else: raise TypeError( f"cache must be string or Iterable. not a {type(value)}") def __getitem__(self, item) -> str: assert isinstance(item, int) with self.with_thread_lock: try: return self._cache[item] except IndexError as exp: print(f'cache:{self.cache}') raise IndexError( f'there is no cache at {item}!\n' f'cache:{self.cache}\n' f'{exp}' ) from exp def __call__(self, *args, **kwargs) -> List[str]: return self.cache def __iter__(self): self._iter_len = len(self.cache) return self def __next__(self): if self._iter_len == -1: del self._iter_len raise StopIteration('there is no more cache') returns = self.cache[-self._iter_len] self._iter_len -= 1 return returns def __bool__(self): return len(self.cache) > 0 @property def cache(self): return self._cache def clear(self): with self.with_thread_lock: self.cache.clear() class ColorCodeEnum(enum.Enum): main_time = "main_time" code_line = "code_line" file_name = "file_name" info = "info" message = "message" logger = "logger" marker = "marker" class FormatCodeEnum(enum.Enum): long_time: str = '%Y-%m-%d %H-%M-%S:%%S' short_time: str = '%Y-%m-%d %H-%M-%S' logger_name: str = '{logger_name}' level: str = '{level}' fine_name: str = '{file_name}' code_line: str = '{code_line}' marker: str = '{marker}' message: str = '{message}' class FormatterConfig(NamedTuple): """ Named Tuple 真好用 """ support_color: bool format: str formats: Dict[str, str] color: Dict[str, Union[str, Dict[str, str]]] class FormatterTemplate: """用于格式化 log 信息的模板类""" def __init__(self, configs: FormatterConfig): self.configs = configs def format(self, message: Message_content) -> str: raise NotImplementedError('There is a formatter that not implemented') class StdFormatter(FormatterTemplate): """ 一个标准的格式化类 """ def __init__(self, configs: FormatterConfig): super().__init__(configs=configs) def format_time(self, input_time: Optional[float] = None) -> Dict[str, str]: millisecond = str((input_time - int(input_time)) * 1000) long_time = time.strftime(self.configs.formats['long_time'].replace('%%S', millisecond)) short_time = time.strftime(self.configs.formats['short_time'].replace('%%S', millisecond)) return {'{long_time}': long_time, '{short_time}': short_time} def get_color_code(self, level: str, content: ColorCodeEnum) -> str: assert content in ColorCodeEnum if content in self.configs.color[level]: return self.configs.color[level][content.name].replace(r"\u001b", '\u001b') return self.configs.color[content.name].replace(r'\u001b', '\u001b') """ format 支持的内容: {long_time}: 长时间 {short_time}: 短时间 {logger_name}: logger 名称 {level}: 记录等级 {file_name}: 文件名 {code_line}: 代码行 {marker}: 标记 {message}: 消息 """ def color_format(self, message: Message_content) -> str: if not self.configs.support_color: return self.format(message=message) times = self.format_time(input_time=message.log_time) need_colors = list(re_find_formats.findall(self.configs.format)) new_config = self.configs.format for need_color in need_colors: if not hasattr(FormatCodeEnum, need_color[1:-1]): warnings.warn(f'logger config wrong! get {need_color}') continue color_code = color_reset_suffix if need_color[1:-1] in self.configs.color[level_name_map[message.level]]: color_code = self.configs.color[level_name_map[message.level]][need_color[1:-1]] elif need_color[1:-1] in self.configs.color: color_code = self.configs.color[need_color[1:-1]] new_config.replace(need_color, f'{color_code}{need_color}{color_reset_suffix}') def format(self, message: Message_content) -> str: """ 将传入得 message 中的信息格式化之后输出为单一字符串 :param message: :return: str """ times = self.format_time(input_time=message.log_time) level = level_name_map[message.level] formatted_str = self.configs.format for time_text, value in times.items(): formatted_str.replace(time_text, value) formatted_str.replace("{marker}", message.marker) \ .replace("{message}", message.text) \ .replace("{level}", level) file_name = '*' code_line = '*' if message.frame is not None: file_name = message.frame.f_code.co_filename code_line = message.frame.f_lineno formatted_str.replace("{file_name}", file_name) \ .replace("{code_line}", code_line) # 注意：类似这种“链式调用”不应超过 5 行，否则将降低可读性 # 关键词 MUST、MUST NOT、REQUIRED、SHALL、SHALL NOT、SHOULD、SHOULD NOT、 RECOMMENDED、MAY、OPTIONAL # 依照 RFC 2119 的叙述解读 return formatted_str """ logger a .enable = True .level = 0 handler b -> shell .enable = True .level = 30 handler c -> file .enable = True .level = 0 a.info('abc') b -> none c -> [info]'abc' """ class StreamHandlerTemplate: """ 一个一个一个 stream template 啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊 """ name = "handler temple" def __init__(self, level: int, formatter: Optional[FormatterTemplate] = None): """ :param level: 处理器输出等级 :param formatter: 格式化处理器 """ self.enable = True self.level = level self.formatter = formatter def write(self, message: Message_content) -> bool: """ 向 输出 文件/stdio 写入信息 :param message: 要写入的信息包 :return: 是否写入成功 """ raise NotImplementedError("You Need to Implement the 'write' method") def flush(self) -> bool: """ 刷新缓冲区 :return: 是否刷新成功 """ return True def close(self) -> bool: """:return: stream 是否关闭成功""" raise NotImplementedError("You Need to Implement the 'close' method") def setFormatter(self, fmt: FormatterTemplate) -> None: """ 用于与 logging 兼容 :param fmt: 要设置的格式化处理器 :return: None """ self.formatter = fmt def __str__(self): """ :return: 自己的名字 等级 """ return f"{self.name}{{level={self.level}}}" class StdHandler(StreamHandlerTemplate): """ 向标准输入输出流输出信息 """ name = "std handler" def __init__(self, level: int, formatter: Optional[FormatterTemplate] = None): """ :param level: 级别 :param formatter: 格式器 """ super().__init__(level=level, formatter=formatter) def write(self, message: Message_content) -> bool: print(self.formatter.format(message), end=message.end, flush=message.flush) return True def close(self) -> bool: return True def flush(self) -> bool: print('', end='', flush=True) return True def __repr__(self): return f'StdHandler(level={self.level}, formatter={self.formatter})' class CachedFileHandler(StreamHandlerTemplate): """ 缓存文件的处理器 """ name = 'cached file handler' def __init__(self, level: int, formatter: Optional[FormatterTemplate] = None, file_conf: Union[dict, LogFileConf, None] = None): """ :param level: :param formatter: :param file_conf: 文件配置 """ super().__init__(level=level, formatter=formatter) if file_conf is None: self.file_conf = LogFileConf() elif isinstance(file_conf, dict): self.file_conf = LogFileConf(**file_conf) elif isinstance(file_conf, LogFileConf): self.file_conf = file_conf # 缓存 self.len = 0 self.cache_stream = io.StringIO() # 状态 self.started = True self.thread_started = False self.flushing = False # 同步锁 self.threaded_write = threading.Timer(1, self.flush, kwargs={'by_thread': True}) # 基于 timer 的多线程 def _start_thread(self) -> bool: """ 如果成功启动 返回 True 已经启动则返回 False :return: 是否启动 """ if self.thread_started: return False self.threaded_write = threading.Timer(1, self.flush, kwargs={'by_thread': True}) self.threaded_write.start() self.thread_started = True return True def _stop_thread(self) -> bool: """ 成功关闭 返回 True 未开启/关闭失败 返回 False :return: 是否成功关闭 """ if not self.threaded_write.is_alive(): self.thread_started = False return False self.threaded_write.cancel() def write(self, message: Message_content) -> bool: self.len += 1 formatted_message = f'{self.formatter.format(message)}{message.end}' self.cache_stream.write(formatted_message) if message.flush or self.len >= self.file_conf.file_cache_len: if not self.flush(): self.flush() elif not self.thread_started: self._start_thread() return True def close(self) -> bool: self.cache_stream.close() return True def flush(self, by_thread: Optional[bool] = False) -> bool: if by_thread: self.threaded_write = threading.Timer(1, self.flush, kwargs={'by_thread': True}) self.threaded_write.start() if self.flushing: return False self.flushing = True if cache := self.cache_stream.getvalue(): self.flushing = True self.cache_stream.close() self.cache_stream = io.StringIO() self.len = 0 with open(file=self.file_conf.file_name, mode=self.file_conf.file_mode, encoding=self.file_conf.file_encoding) as log_file: log_file.write(cache) self.flushing = False return True class LogFileCache: """日志文件缓存""" def __init__(self, file_conf: dict): """ :param file_conf: 日志文件配置 """ # 配置相关 self._logfile_name = os.path.abspath(format_str(file_conf['file_name'])) # log 文件名称 self.level: logging_level_type = file_conf.get('level', DEBUG) self.file_conf = file_conf self.flush_time = file_conf['cache_time'] # 缓存刷新时长 self.cache_entries_num = file_conf['cache_len'] self.started = True self.running = False # 同步锁 self.cache_lock = threading.Lock() # 主锁 self.time_limit_lock = ThreadLock(self.cache_lock, time_out=1 / 60) # 直接用于 with 的主锁 self.threaded_write = threading.Timer(1, self._log_file_time_write, kwargs={'thread': True}) # 基于 timer 的多线程 # 日志缓存表 self.log_cache = ListCache(self.time_limit_lock) self.file_setup() def file_setup(self): cache_time = 0 file_type = self.logfile_name[self.logfile_name.rfind('.'):] file_pure_name = self.logfile_name[:self.logfile_name.rfind('.')] while os.path.isfile(self.logfile_name): cache_time += 1 self.logfile_name = f'{file_pure_name}-{cache_time}{file_type}' def end_thread(self) -> None: """结束日志写入进程，顺手把目前的缓存写入""" self.cache_lock.acquire(blocking=True) if self.running: self.threaded_write.cancel() self.running = False self.started = False self._log_file_time_write() atexit.unregister(self.end_thread) def start_thread(self) -> None: self.threaded_write.start() self.started = True self.running = True atexit.register(self.end_thread) @property def logfile_name(self) -> str: self._logfile_name: str return self._logfile_name @logfile_name.setter def logfile_name(self, value: str) -> None: with self.time_limit_lock: self._logfile_name = value def _log_file_time_write(self, thread: bool = False) -> None: """使用 threading.Timer 调用的定时写入日志文件的函数""" if self.log_cache: with self.time_limit_lock: if self.log_cache: with open(file=self.logfile_name, encoding=self.file_conf.get('encoding', 'utf-8'), mode=self.file_conf.get('mode', 'a')) as log_file: log_file.writelines(self.log_cache.cache.copy()) self.log_cache.clear() if thread: self.running = False def write_logs(self, string: str, flush: bool = False) -> None: self.log_cache.append(string) if len(self.log_cache.cache) >= 10: self._log_file_time_write() return None if flush: self._log_file_time_write() if self.started and not self.running: self.threaded_write = threading.Timer(1, self._log_file_time_write, kwargs={ 'thread': True}) # 基于 timer 的多线程 self.threaded_write.start() self.running = True class Logger: """shenjackのlogger""" def __init__(self, name: str = 'root', level: int = DEBUG, file_conf: Optional[List[LogFileCache]] = None, colors: Optional[Dict[Union[int, str], Dict[str, str]]] = None, formats=None ) -> None: """ 配置模式: 使用 kwargs 配置 :param name: logger 名称 默认为 root :param level: logging 输出等级 默认为 DEBUG(10) :param file_conf: logger 的文件处理配置 :param colors: dict 颜色配置 :param formats: 格式化配置 """ self.enable = True self.name = name self.level = level self.min_level = self.level self.colors = colors or logger_configs['Color']['main_color'] self.formats = formats or logger_configs['Formatter'].copy() self.streams: List[StreamHandlerTemplate] = [] self.handler: List[StdHandler] = [] if file_conf: self.file_cache = file_conf self.min_level = min(min(file.level for file in file_conf), self.level) else: self.file_cache = [] self.warn = self.warning def format_formats(self) -> None: if 'long_time' not in self.formats: self.formats['long_time'] = '%Y-%m-%d %H-%M-%S:%%S' if 'short_time' not in self.formats: self.formats['short_time'] = '%Y-%m-%d %H-%M-%S' def add_stream(self, stream: StreamHandlerTemplate) -> bool: """ 向 logger 添加一个输出方法 (stream handler) :param stream: 将要添加的 stream handler :return: 是否添加成功 如果 stream 已经存在则返回 False """ if stream in self.streams: return False self.streams.append(stream) return True def enabled_for(self, level: logging_level_type) -> bool: return level >= self.min_level if self.enable else False # def format_time(self, input_time: Optional[float] = None) -> Dict[str, str]: # # 毫秒 # get_time: float = input_time or time.time() # millisecond = str((get_time - int(get_time)) * 1000) # long_time = time.strftime( # self.formats['long_time'].replace('%%S', millisecond)) # short_time = time.strftime( # self.formats['short_time'].replace('%%S', millisecond)) # return {'long_time': long_time, 'short_time': short_time} # def filter_and_make_log(): make_log(formatted_string) def make_log(self, *values: object, level: int, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: if frame is None: if (frame := inspect.currentframe()) is not None: frame = ( frame if frame.f_back is None else ( frame.f_back if frame.f_back.f_back is None else frame.f_back.f_back ) ) message = Message_content(log_time=time.time(), text=sep.join(i if type(i) is str else str(i) for i in values), level=level, logger_name=self.name, marker=marker, end=end, flush=flush, frame=frame) # 调用 steams for stream in self.streams: stream.write(message) message_color = self.colors[get_name_by_level( level)]['message'] if 'message' in self.colors[get_name_by_level(level)] else self.colors['message'] text = f"{message_color}{sep.join(i if type(i) is str else str(i) for i in values)}{color_reset_suffix}" # print('abc', 'abc', marker='123') print_text = self.format_text(level=level, text=text, frame=frame) if level >= self.level: print(print_text, end=end) for file in self.file_cache: file: LogFileCache if level < file.level: continue file.write_logs(f"{re.sub(re_find_color_code, '', print_text)}{end}", flush=flush) return print_text def format_text(self, level: int, text: str, frame: Optional[FrameType]) -> str: level_with_color = ( f"[{self.colors[get_name_by_level(level)].get('info')}" f"{get_name_by_level(level)}{color_reset_suffix}]" ) level_with_color = f"{level_with_color}{' ' * (9 - len_without_color_maker(level_with_color))}" formats = self.formats.copy() if frame is not None: formats['file_name'] = ( f"{self.colors[get_name_by_level(level)].get('file_name', self.colors['file_name'])}" f"{os.path.split(frame.f_code.co_filename)[-1]}{color_reset_suffix}" ) formats['code_line'] = ( f"{self.colors[get_name_by_level(level)].get('code_line', self.colors['code_line'])}" f"{frame.f_lineno}{color_reset_suffix}" ) formats['logger_name'] = ( f'{self.colors[get_name_by_level(level)].get("logger", self.colors["logger"])}' f'{self.name}{color_reset_suffix}' ) now_time = str(time.time()) for key, value in formats.items(): if isinstance(value, dict) and 'strftime' in value: value['strftime']: str formats[key] = ( f"{self.colors[get_name_by_level(level)].get(key, self.colors[key])}" f"{time.strftime(value['strftime'].replace('%%S', now_time[now_time.find('.') + 1:now_time.find('.') + 5]))}" f"{color_reset_suffix}" ) return self.formats['MESSAGE']['format'].format( level_with_color=level_with_color, level=level_with_color, message=text, **formats ) def trace(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.TRACE, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def fine(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.FINE, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def debug(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.DEBUG, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def info(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.INFO, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def warning(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.WARNING, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def error(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.ERROR, marker=marker, sep=sep, end=end, flush=flush, frame=frame) def fatal(self, *values: object, marker: Optional[str] = None, sep: Optional[str] = ' ', end: Optional[str] = '\n', flush: Optional[bool] = False, frame: Optional[FrameType] = None ) -> Optional[str]: return self.make_log(*values, level=LoggingLevel.FATAL, marker=marker, sep=sep, end=end, flush=flush, frame=frame) _logger_class = Logger class RootLogger(Logger): """ 默认的 logger """ def __init__(self, level: int = LoggingLevel.WARNING, *args, **kwargs): super().__init__(level=level, *args, **kwargs) root_logger = RootLogger() def basic_config() -> None: ... trace = root_logger.trace fine = root_logger.fine debug = root_logger.debug info = root_logger.info warning = root_logger.warning error = root_logger.error fatal = root_logger.fatal def format_str(text: str) -> str: formats = logger_configs['Formatter'].copy() now_time = str(time.time()) for key, value in formats.items(): if isinstance(value, dict) and 'strftime' in value: value['strftime']: str formats[key] = ( time.strftime(value['strftime'].replace('%%S', now_time[now_time.find('.') + 1:now_time.find('.') + 5])) ) return text.format(**formats) def len_without_color_maker(text: str) -> int: with_out_text = re.sub(re_find_color_code, '', text) return len(with_out_text) def gen_file_conf(file_name: str, file_level: int = DEBUG, file_mode: str = 'a', file_encoding: str = 'utf-8', file_cache_len: int = 10, file_cache_time: Union[int, float] = 1 ) -> dict: """ 生成一个文件配置 :param file_name: 日志文件名 :param file_level: 日志文件记录级别 :param file_mode: 文件模式 :param file_encoding: 文件编码 :param file_cache_len: 文件缓存长度 :param file_cache_time: 文件缓存时间 :return: 生成的配置 """ return {'file_name': file_name, 'level': file_level, 'mode': file_mode, 'encoding': file_encoding, 'cache_len': file_cache_len, 'cache_time': file_cache_time} def gen_color_conf(color_name: Optional[str] = None, **colors) -> dict: default_color = logger_configs['Color']['main_color' if color_name is None else color_name].copy() default_color.update(colors) return default_color def logger_with_default_settings(name: str, level: int = DEBUG, file_conf: Optional[dict] = None, colors: Optional[dict] = None, formats: Optional[dict] = None ) -> Logger: return Logger(name=name, level=level, file_conf=[LogFileCache(gen_file_conf(**file_conf))], colors=gen_color_conf(**colors), formats=logger_configs['Formatter'].copy().update(formats)) def add_file_config(conf_name: str, file_name: str, file_level: int = DEBUG, file_mode: str = 'a', file_encoding: str = 'utf-8', file_cache_len: int = 10, file_cache_time: Union[int, float] = 1 ) -> None: """ 向 logger config 里添加一个文件配置 :param conf_name: 文件配置名称 :param file_name: 日志文件名 :param file_level: 日志文件记录级别 :param file_mode: 文件模式 :param file_encoding: 文件编码 :param file_cache_len: 文件缓存长度 :param file_cache_time: 文件缓存时间 :return: None """ logger_configs['File'][conf_name] = {'file_name': file_name, 'level': file_level, 'mode': file_mode, 'encoding': file_encoding, 'cache_len': file_cache_len, 'cache_time': file_cache_time} def get_logger(name: str = 'root') -> Logger: """ 此函数用于从 global_config 中取出对应的配置建立一个相应的 logger :param name: logger的名称 默认为 root :return: 创建好的 logger """ if name in logger_configs['Logger']: the_config = logger_configs['Logger'][name] else: the_config = logger_configs['Logger']['root'] file_handler = None if 'file' in the_config: file_handler = [LogFileCache( logger_configs['File'][the_config['file']])] color = the_config['color'] if 'color' in the_config else 'main_color' return Logger(name=name, level=the_config['level'], file_conf=file_handler, colors=logger_configs['Color'][color], formats=logger_configs['Formatter'].copy()) def test_logger(the_logger: Logger): the_logger.trace('tracing') the_logger.trace('tracing') the_logger.trace('tracing') the_logger.fine('some fine!') the_logger.fine('some fine!') the_logger.fine('some fine!') the_logger.debug('debugging') the_logger.debug('debugging') the_logger.debug('debugging') the_logger.info("Hello World!!") the_logger.info("Hello World!!") the_logger.warn('warning') the_logger.warn('warning') the_logger.error('error haaaa') the_logger.error('error haaaa') the_logger.fatal('oh no') if __name__ == "__main__": os.chdir('../../') logger = get_logger('server') logger.info('my name is:', logger.name) a_logger = get_logger('client') a_logger.trace('tracing') a_logger.fine('some fine!') a_logger.debug('debugging') a_logger.info("Hello World!!") a_logger.warn('warning') a_logger.error('error haaaa') a_logger.fatal('oh no') logger.info('my name is:', logger.name) # for _ in range(5): test_logger(logger) test_logger(a_logger) print(Message_content(log_time=time.time(), text='aaa', level=4, marker='abc', end='abc', flush=False, frame=inspect.currentframe())) print(ColorCodeEnum.code_line.name)