def tqdm(self, desc, total, leave, initial=0):
        """
        Extension point. Override to provide custom options to tqdm initializer.
        :param desc: Description string
        :param total: Total number of updates
        :param leave: Leave progress bar when done
        :param initial: Initial counter state
        :return: new progress bar
        """
        return tqdm(desc=desc, total=total, leave=leave, file=self.output_file, initial=initial)
Extension point. Override to provide custom options to tqdm initializer.
        :param desc: Description string
        :param total: Total number of updates
        :param leave: Leave progress bar when done
        :param initial: Initial counter state
        :return: new progress bar