Writes logs. To be fully implemented by subclasses.

        :param info: Log message content.
        :type info: unicode | str
        :param level: Logging level.
        :type level: int
        :param args: Positional arguments to pass to logger.
        :param kwargs: Keyword arguments to pass to logger.

def push_log(self, info, level, *args, **kwargs):
        """
        Writes logs. To be fully implemented by subclasses.

        :param info: Log message content.
        :type info: unicode | str
        :param level: Logging level.
        :type level: int
        :param args: Positional arguments to pass to logger.
        :param kwargs: Keyword arguments to pass to logger.
        """
        log.log(level, info, *args, **kwargs)