Method _modulate

utils/error_buffer.py:191–196

(self, err)

    # ------------------------------------------------------------------ misc
    def _modulate(self, err):
        if self.modulate_factor > 0:
            lo = 1.0 - self.modulate_factor
            hi = 1.0 + self.modulate_factor
            err = err * random.uniform(lo, hi)
        return err

    def is_empty(self):
        return self.total_added == 0