Fix closes issue10403 - Let's not use members anymore.
diff --git a/Doc/library/cmd.rst b/Doc/library/cmd.rst
index b35373c..b0508a3 100644
--- a/Doc/library/cmd.rst
+++ b/Doc/library/cmd.rst
@@ -56,7 +56,7 @@
    the line as argument.
 
    The optional argument is a banner or intro string to be issued before the first
-   prompt (this overrides the :attr:`intro` class member).
+   prompt (this overrides the :attr:`intro` class attribute).
 
    If the :mod:`readline` module is loaded, input will automatically inherit
    :program:`bash`\ -like history-list editing (e.g. :kbd:`Control-P` scrolls back