diff options
Diffstat (limited to 'gr-audio/examples/python/dial_tone.py')
| -rwxr-xr-x | gr-audio/examples/python/dial_tone.py | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/gr-audio/examples/python/dial_tone.py b/gr-audio/examples/python/dial_tone.py index c55d0d38dd..ebef8c01cb 100755 --- a/gr-audio/examples/python/dial_tone.py +++ b/gr-audio/examples/python/dial_tone.py @@ -22,8 +22,8 @@ from gnuradio import gr from gnuradio import audio -from gnuradio.eng_option import eng_option -from optparse import OptionParser +from gnuradio.eng_arg import eng_float +from argparse import ArgumentParser try: from gnuradio import analog @@ -36,22 +36,19 @@ 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, - 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) + parser.add_argument("-r", "--sample-rate", type=eng_float, default=48000, + help="set sample rate, default=%(default)s") + args = parser.parse_args() + + sample_rate = int(args.sample_rate) ampl = 0.1 src0 = analog.sig_source_f(sample_rate, analog.GR_SIN_WAVE, 350, ampl) src1 = analog.sig_source_f(sample_rate, analog.GR_SIN_WAVE, 440, ampl) - dst = audio.sink(sample_rate, options.audio_output) + dst = audio.sink(sample_rate, args.audio_output) self.connect(src0, (dst, 0)) self.connect(src1, (dst, 1)) |