code: def test_same_as_lowpass(self):
      x = th.randn(1024)
  
      y_ref = filters.lowpass_filter(x, 0.2)
      y = filters.bandpass_filter(x, 0.0, 0.2)
      self.assertSimilar(y, y_ref, x)
  
imports: import random
  import unittest
  import torch
  from julius.core import pure_tone
  from julius import filters
label_desc: Use image node_id 8 for calling the TestBandPassFilters obj's underlying member method code with example usage: obj.test_same_as_lowpass() without return types