X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?p=agtree2dot.git;a=blobdiff_plain;f=agtree2dot.py;fp=agtree2dot.py;h=2dcc1d705752bf185248aa228b045a10a88c2c4f;hp=24d5f853aec1d9b52734ac3a6c672122108701c6;hb=9d6a57fb731d72261e4e0a334595cc5745765e2a;hpb=f06a806854deeb2bb50324045a10b4a593927655

diff --git a/agtree2dot.py b/agtree2dot.py
index 24d5f85..2dcc1d7 100755
--- a/agtree2dot.py
+++ b/agtree2dot.py
@@ -92,11 +92,9 @@ def fill_graph_lists(u, node_labels, node_list, link_list):
             add_link(node_list, link_list, u, 0, u.variable, 0)
 
         if hasattr(u, 'next_functions'):
-            i = 0
-            for v, j in u.next_functions:
+            for i, (v, j) in enumerate(u.next_functions):
                 fill_graph_lists(v, node_labels, node_list, link_list)
                 add_link(node_list, link_list, u, i, v, j)
-                i += 1
 
 ######################################################################