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-rwxr-xr-xgr-trellis/examples/python/test_tcm_parallel.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/gr-trellis/examples/python/test_tcm_parallel.py b/gr-trellis/examples/python/test_tcm_parallel.py
index d2527956e9..f87b12c444 100755
--- a/gr-trellis/examples/python/test_tcm_parallel.py
+++ b/gr-trellis/examples/python/test_tcm_parallel.py
@@ -20,7 +20,7 @@ def run_test (f,Kb,bitspersymbol,K,dimensionality,constellation,N0,seed,P):
# TX
src = gr.lfsr_32k_source_s()
- src_head = gr.head (gr.sizeof_short,Kb/16*P) # packet size in shorts
+ src_head = blocks.head(gr.sizeof_short,Kb/16*P) # packet size in shorts
s2fsmi=blocks.packed_to_unpacked_ss(bitspersymbol,gr.GR_MSB_FIRST) # unpack shorts to symbols compatible with the FSM input cardinality
s2p = blocks.stream_to_streams(gr.sizeof_short,P) # serial to parallel
enc = trellis.encoder_ss(f,0) # initiali state = 0