Remove trailing whitespace.
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 87b8bac..5c1d5c4 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -127,7 +127,7 @@
Parse an expression into an AST node. Equivalent to ``compile(expr,
filename, mode, ast.PyCF_ONLY_AST)``.
-
+
.. function:: literal_eval(node_or_string)
Safely evaluate an expression node or a string containing a Python
@@ -205,7 +205,7 @@
.. method:: generic_visit(node)
This visitor calls :meth:`visit` on all children of the node.
-
+
Note that child nodes of nodes that have a custom visitor method won't be
visited unless the visitor calls :meth:`generic_visit` or visits them
itself.