I'm am the PyPy sprint waiting for a Grand Renaming so I killed a few
seconds making the doc for get_completer marginally less minimal :)
diff --git a/Doc/lib/libreadline.tex b/Doc/lib/libreadline.tex
index c0c2f0a..d428594 100644
--- a/Doc/lib/libreadline.tex
+++ b/Doc/lib/libreadline.tex
@@ -81,8 +81,8 @@
\end{funcdesc}
\begin{funcdesc}{get_completer}{}
-Get the completer function.
-\versionadded{2.3}
+Get the completer function, or \code{None} if no completer function
+has been set. \versionadded{2.3}
\end{funcdesc}
\begin{funcdesc}{get_begidx}{}