diff options
Diffstat (limited to 'gr-audio/examples/python/noise.py')
| -rwxr-xr-x | gr-audio/examples/python/noise.py | 20 |
1 files changed, 8 insertions, 12 deletions
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__': |