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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def step_processing(self, warning=True):
 """ Steps the processing operation progress indicator. :param warning: Emit warning message. :type warning: int :return: Method success. :rtype: bool """


        if not self.__is_processing:
            warning and LOGGER.warning(
                "!> {0} | Engine is not processing, 'step_processing' request has been ignored!".format(
                    self.__class__.__name__))
            return False

        LOGGER.debug("> Stepping processing operation!")

        self.Application_Progress_Status_processing.Processing_progressBar.setValue(
            self.Application_Progress_Status_processing.Processing_progressBar.value() + 1)
        self.process_events()
        return True