From 48b155fcceffa20aec8c16d7227968e7ff126633 Mon Sep 17 00:00:00 2001
From: Jiří Pinkava <j-pi@seznam.cz>
Date: Sun, 26 Jun 2016 13:04:37 +0200
Subject: examples: replace OptionParser by ArgumentParser
---
gr-audio/examples/python/noise.py | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)
(limited to 'gr-audio/examples/python/noise.py')
diff --git a/gr-audio/examples/python/noise.py b/gr-audio/examples/python/noise.py
index b15065cd4e..31fdb16fe5 100755
--- a/gr-audio/examples/python/noise.py
+++ b/gr-audio/examples/python/noise.py
@@ -23,30 +23,26 @@
from gnuradio import gr
from gnuradio import audio
from gnuradio import digital
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
+from gnuradio.eng_arg import eng_float
+from argparse import ArgumentParser
class my_top_block(gr.top_block):
def __init__(self):
gr.top_block.__init__(self)
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
+ parser = ArgumentParser()
+ parser.add_argument("-O", "--audio-output", default="",
help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
+ parser.add_argument("-r", "--sample-rate", type=eng_float, default=48000,
help="set sample rate to RATE (48000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
+ args = parser.parse_args()
+ sample_rate = int(args.sample_rate)
ampl = 0.1
src = digital.glfsr_source_b(32) # Pseudorandom noise source
b2f = digital.chunks_to_symbols_bf([ampl, -ampl], 1)
- dst = audio.sink(sample_rate, options.audio_output)
+ dst = audio.sink(sample_rate, args.audio_output)
self.connect(src, b2f, dst)
if __name__ == '__main__':
--
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