Merged revisions 87876-87877 via svnmerge from
svn+ssh://svn.python.org/python/branches/py3k

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  r87876 | georg.brandl | 2011-01-09 08:38:51 +0100 (So, 09 Jan 2011) | 1 line

  #10869: do not visit root node twice in ast.increment_lineno().
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  r87877 | georg.brandl | 2011-01-09 08:50:48 +0100 (So, 09 Jan 2011) | 1 line

  Add missing line.
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diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 888ddae..ae57e80 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -167,9 +167,9 @@
 
 .. function:: walk(node)
 
-   Recursively yield all child nodes of *node*, in no specified order.  This is
-   useful if you only want to modify nodes in place and don't care about the
-   context.
+   Recursively yield all descendant nodes in the tree starting at *node*
+   (including *node* itself), in no specified order.  This is useful if you only
+   want to modify nodes in place and don't care about the context.
 
 
 .. class:: NodeVisitor()