--- a/python.rst	Wed Jun 20 23:46:25 2012 +0300
+++ b/python.rst	Sun Jun 24 18:10:16 2012 +0300
@@ -80,3 +80,11 @@
   http://docs.python.org/library/pprint.html
                 Doc page.
 
+Trace Python execution.
+=======================
+
+  http://python-ptrace.hachoir.org/trac
+                python-ptrace by Victor Stinner
+  http://subterfugue.org/
+                subterfugue
+