Add \csimplemacro to parallel the csimplemacrodesc environment.

Fix a typo in the comments for csimplemacrodesc.

Doc/texinputs/python.sty

@@ -613,7 +613,7 @@
 }{\end{fulllineitems}}
 
 % Funky macros -----------------------------------------------------------
-% \begin{csimplemacro}{name}
+% \begin{csimplemacrodesc}{name}
 % -- "simple" because it has no args; NOT for constant definitions!
 \newenvironment{csimplemacrodesc}[1]{
   \begin{fulllineitems}
@@ -787,6 +787,7 @@
 \texttt{#1}}}
 
 \newcommand{\bfcode}[1]{\code{\bfseries#1}} % bold-faced code font
+\newcommand{\csimplemacro}[1]{\code{#1}}
 \newcommand{\kbd}[1]{\code{#1}}
 \newcommand{\samp}[1]{`\code{#1}'}
 % This weird definition of \var{} allows it to always appear in roman