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[Discuss-gnuradio] Printing gr_vector_sink_f data
From: |
sirjanselot |
Subject: |
[Discuss-gnuradio] Printing gr_vector_sink_f data |
Date: |
Wed, 22 Sep 2010 12:01:27 -0700 (PDT) |
Hello,
I tried to print what data gr_vector_sink_f contains in the following code:
#!/usr/bin/env python
import howto
from gnuradio import gr, gru
from gnuradio.gr import firdes
from optparse import OptionParser
from gnuradio import blks2
class howto_square (gr.top_block):
def __init__(self):
gr.top_block.__init__(self)
src_data = (-3, 4, -5.5, 2, 3)
expected_result = (9, 16, 30.25, 4, 9)
src = gr.vector_source_f (src_data)
sqr = howto.square_ff ()
dst = gr.vector_sink_f ()
self.connect (src, sqr)
self.connect (sqr, dst)
self.result_data = dst.data()
def print_data(self):
print self.result_data
if __name__ == '__main__':
#parser = OptionParser(option_class=eng_option, usage="%prog:
[options]")
#(options, args) = parser.parse_args()
hw = howto_square()
hw.run()
hw.print_data()
But it is always empty.
Any thoughts?
Thanks
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- [Discuss-gnuradio] Printing gr_vector_sink_f data,
sirjanselot <=