Issue #11000 ast.parse parses source, not just expressions.
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index ca8af56..e2c0b6d 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -110,9 +110,9 @@
 Apart from the node classes, :mod:`ast` module defines these utility functions
 and classes for traversing abstract syntax trees:
 
-.. function:: parse(expr, filename='<unknown>', mode='exec')
+.. function:: parse(source, filename='<unknown>', mode='exec')
 
-   Parse an expression into an AST node.  Equivalent to ``compile(expr,
+   Parse the source into an AST node.  Equivalent to ``compile(source,
    filename, mode, ast.PyCF_ONLY_AST)``.