[tests] remove warning filter

diff --git a/python/tests/test_filterbank_mel.py b/python/tests/test_filterbank_mel.py
index 81b9fd0..47cb84d 100755 (executable)
--- a/python/tests/test_filterbank_mel.py
+++ b/python/tests/test_filterbank_mel.py
@@ -5,9 +5,6 @@ from numpy.testing import TestCase, assert_equal, assert_almost_equal
 
 from aubio import cvec, filterbank, float_type
 
-import warnings
-warnings.filterwarnings('ignore', category=UserWarning, append=True)
-
 class aubio_filterbank_mel_test_case(TestCase):
 
     def test_slaney(self):