graphviz [graphviz]digraph {a -> b1; a->b2; b1->c1; b1->c2; b2->c3; b2->c4;}[/graphviz] pygments [pyg l=“python” style=“emacs”] #! /usr/bin/python import os,sys def test(): print “hello, World!” [/pyg] pygments 2 [pyg l=“bash” linenos=“table”] #! /bin/sh for i; do echo $i $(basename $i) $(dirname $i) done [/pyg]