class_docstr: pvoc object test case 
class_docstr_tok: ["pvoc","object","test","case"]
docstr: check object creation with unnamed parameters 
docstr_tok: ["check","object","creation","with","unnamed","parameters"]
code: def test_members_unnamed_params(self):
      """check object creation with unnamed parameters"""
      f = pvoc(2048, 128)
      assert_equal([f.win_s, f.hop_s], [2048, 128])
  
imports: from numpy.testing import TestCase, assert_equal, assert_array_less
  from _tools import parametrize, skipTest
  from aubio import fvec, cvec, pvoc, float_type
  import numpy
label_desc: Use image node_id 2 for calling the Test_aubio_pvoc_test_case obj's underlying member method code with example usage: obj.test_members_unnamed_params() without return types