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-rw-r--r--gr-fft/python/fft/qa_window.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/gr-fft/python/fft/qa_window.py b/gr-fft/python/fft/qa_window.py
index f5afd2640d..ba133f6cb4 100644
--- a/gr-fft/python/fft/qa_window.py
+++ b/gr-fft/python/fft/qa_window.py
@@ -14,6 +14,7 @@ import numpy
from gnuradio import gr_unittest
from gnuradio import fft
+
class test_window(gr_unittest.TestCase):
"""
Unit tests for fft.window
@@ -29,9 +30,13 @@ class test_window(gr_unittest.TestCase):
"""
Verify window normalization
"""
- win = fft.window.build(fft.win_type.WIN_BLACKMAN_hARRIS, 21, normalize=True)
- power = numpy.sum([x*x for x in win])/len(win)
+ win = fft.window.build(
+ fft.win_type.WIN_BLACKMAN_hARRIS,
+ 21,
+ normalize=True)
+ power = numpy.sum([x * x for x in win]) / len(win)
self.assertAlmostEqual(power, 1.0)
+
if __name__ == '__main__':
gr_unittest.run(test_window)