X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=gnuradio-core%2Fsrc%2Fpython%2Fgnuradio%2Fgr%2Fbasic_flow_graph.py;h=01c96f0d19cd9826cc08d7eacc6e2cceeb0d2077;hb=0cfd4875e519e2b1ee05d074f72ec67391ed13bf;hp=1837e93a7af33e618106f7f95e8dfb36d76b326e;hpb=18a684bf3dc144c48fc4cc6cc72f5070febd8074;p=debian%2Fgnuradio

diff --git a/gnuradio-core/src/python/gnuradio/gr/basic_flow_graph.py b/gnuradio-core/src/python/gnuradio/gr/basic_flow_graph.py
index 1837e93a..01c96f0d 100644
--- a/gnuradio-core/src/python/gnuradio/gr/basic_flow_graph.py
+++ b/gnuradio-core/src/python/gnuradio/gr/basic_flow_graph.py
@@ -239,7 +239,10 @@ class basic_flow_graph (object):
         src_size = src_sig.sizeof_stream_item (src_endpoint.port)
         dst_size = dst_sig.sizeof_stream_item (dst_endpoint.port)
         if src_size != dst_size:
-            raise ValueError, 'source and destination data sizes are different'
+            raise ValueError, (
+' '.join(('source and destination data sizes are different:',
+src_endpoint.block.name(),
+dst_endpoint.block.name())))
 
     def _check_contiguity (self, m, sig, used_ports, dir):
         used_ports.sort ()