diff -r bf789ae9bde7 Lib/ctypes/__init__.py
--- a/Lib/ctypes/__init__.py	Fri Aug 28 10:36:01 2015 +1200
+++ b/Lib/ctypes/__init__.py	Thu Aug 27 21:05:17 2015 -0300
@@ -47,7 +47,7 @@
 def create_string_buffer(init, size=None):
     """create_string_buffer(aBytes) -> character array
     create_string_buffer(anInteger) -> character array
-    create_string_buffer(aString, anInteger) -> character array
+    create_string_buffer(aBytes, anInteger) -> character array
     """
     if isinstance(init, bytes):
         if size is None: