diff options
Diffstat (limited to 'gr-audio/examples/python/spectrum_inversion.py')
| -rwxr-xr-x | gr-audio/examples/python/spectrum_inversion.py | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/gr-audio/examples/python/spectrum_inversion.py b/gr-audio/examples/python/spectrum_inversion.py index a02d6c5821..163668e450 100755 --- a/gr-audio/examples/python/spectrum_inversion.py +++ b/gr-audio/examples/python/spectrum_inversion.py @@ -29,29 +29,25 @@ from gnuradio import gr from gnuradio import audio from gnuradio import blocks -from gnuradio.eng_option import eng_option -from optparse import OptionParser +from gnuradio.eng_arg import eng_float, intx +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("-I", "--audio-input", type="string", default="", + parser = ArgumentParser() + parser.add_argument("-I", "--audio-input", default="", help="pcm input device name. E.g., hw:0,0 or /dev/dsp") - parser.add_option("-O", "--audio-output", type="string", default="", + 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=8000, - help="set sample rate to RATE (8000)") - (options, args) = parser.parse_args () - if len(args) != 0: - parser.print_help() - raise SystemExit, 1 - - sample_rate = int(options.sample_rate) - src = audio.source (sample_rate, options.audio_input) - dst = audio.sink (sample_rate, options.audio_output) + parser.add_argument("-r", "--sample-rate", type=eng_float, default=8000, + help="set sample rate to RATE (%(default)r)") + args = parser.parse_args() + sample_rate = int(args.sample_rate) + src = audio.source (sample_rate, args.audio_input) + dst = audio.sink (sample_rate, args.audio_output) vec1 = [1, -1] vsource = blocks.vector_source_f(vec1, True) |