more test cases
diff --git a/genomix/genomix-hadoop/src/test/python/convert_graphviz.py b/genomix/genomix-hadoop/src/test/python/convert_graphviz.py
index abd38ce..f5d5cd1 100644
--- a/genomix/genomix-hadoop/src/test/python/convert_graphviz.py
+++ b/genomix/genomix-hadoop/src/test/python/convert_graphviz.py
@@ -52,8 +52,8 @@
FF_kmer = '<TR><TD BGCOLOR="%s">%s</TD></TR>' % (edge_colors['FF'], kmer) if kmers else ''
RR_kmer = '<TR><TD BGCOLOR="%s">%s</TD></TR>' % (edge_colors['RR'], reverse_complement(kmer)) if kmers else ''
node_label = r'''<<FONT POINT-SIZE="10"><TABLE ALIGN="CENTER" BORDER="0" CELLBORDER="0" CELLSPACING="0">
- {FF_kmer}
<TR><TD>{nodeid}{flag}</TD></TR>
+ {FF_kmer}
{RR_kmer}
</TABLE></FONT>>'''.format(**locals())
node = pydot.Node(nodeid, rank=readid, group=readid, label=node_label)