logger.py

from datetime import datetime

import config


class Logger:
    def __init__(self, logLevelName, logFile):
        self.logLevels = {'DEBUG': 10, 'INFO': 20, 'ERROR': 30, 'CRITICAL': 40}
        self.logLevel = self.logLevels[logLevelName]
        self.logFile = logFile

    def debug(self, message):
        if self.logLevel >= self.logLevels['DEBUG']:
            self.__log(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} DEBUG {message}")

    def info(self, message):
        if self.logLevel >= self.logLevels['INFO']:
            self.__log(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} INFO  {message}")

    def error(self, message):
        if self.logLevel >= self.logLevels['ERROR']:
            self.__log(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} ERROR {message}")

    def critical(self, message):
        if self.logLevel >= self.logLevels['CRITICAL']:
            self.__log(f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} ** CRITICAL ** {message}")

    def __log(self, message):
        print(message)
        if config.logFile:
            with open(config.logFile,"a") as fh:
                fh.write(message + "\n")