The number of stimuli presentations (including reps) for the current calibration selected
        
        :returns: int -- number of presentations

def calibration_total_count(self):
        """The number of stimuli presentations (including reps) for the current calibration selected
        
        :returns: int -- number of presentations
        """
        if self.selected_calibration_index == 2:
            return self.tone_calibrator.count()
        else:
            return self.bs_calibrator.count()