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-rwxr-xr-xgr-digital/examples/example_costas.py14
1 files changed, 8 insertions, 6 deletions
diff --git a/gr-digital/examples/example_costas.py b/gr-digital/examples/example_costas.py
index 726e0756d8..dbb5e42cdf 100755
--- a/gr-digital/examples/example_costas.py
+++ b/gr-digital/examples/example_costas.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python
#
-# Copyright 2011,2012 Free Software Foundation, Inc.
+# Copyright 2011-2013 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
@@ -21,6 +21,8 @@
#
from gnuradio import gr, digital, filter
+from gnuradio import blocks
+from gnuradio import channels
from gnuradio import eng_notation
from gnuradio.eng_option import eng_option
from optparse import OptionParser
@@ -47,14 +49,14 @@ class example_costas(gr.top_block):
data = 2.0*scipy.random.randint(0, 2, N) - 1.0
data = scipy.exp(1j*poffset) * data
- self.src = gr.vector_source_c(data.tolist(), False)
+ self.src = blocks.vector_source_c(data.tolist(), False)
self.rrc = filter.interp_fir_filter_ccf(sps, rrc_taps)
- self.chn = filter.channel_model(noise, foffset, toffset)
+ self.chn = channels.channel_model(noise, foffset, toffset)
self.cst = digital.costas_loop_cc(bw, 2)
- self.vsnk_src = gr.vector_sink_c()
- self.vsnk_cst = gr.vector_sink_c()
- self.vsnk_frq = gr.vector_sink_f()
+ self.vsnk_src = blocks.vector_sink_c()
+ self.vsnk_cst = blocks.vector_sink_c()
+ self.vsnk_frq = blocks.vector_sink_f()
self.connect(self.src, self.rrc, self.chn, self.cst, self.vsnk_cst)
self.connect(self.rrc, self.vsnk_src)