From 7dfe6fdee9d819258393544917c871f6b85a3eb8 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Mon, 24 Feb 2020 18:45:45 -0500
Subject: [PATCH] mjo-listing.tex: implement \sagelisting with
 \newtcbinputlisting.

---
 mjo-listing.tex | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/mjo-listing.tex b/mjo-listing.tex
index bcfe25f..ccd0d9c 100644
--- a/mjo-listing.tex
+++ b/mjo-listing.tex
@@ -55,14 +55,15 @@
 %
 % The sole argument is the "name" of the listing, which ultimately
 % just identifies a file named "sage_listings/<name>.listing".
-\newcommand*{\sagelisting}[1]{\tcbinputlisting{listing only,%
-               colback=codebg,%
-               coltext=codefg,%
-               enlarge bottom finally by=\baselineskip,%
-               enlarge top initially by=\baselineskip,%
-               left=2em,%
-               listing options={language=sage,style=sage},%
-               listing file=sage_listings/#1.listing}}
-
+\newtcbinputlisting{\sagelisting}[2][]{%
+  colback=codebg,%
+  coltext=codefg,%
+  enlarge bottom finally by=\baselineskip,%
+  enlarge top initially by=\baselineskip,%
+  left=2em,%
+  listing only,%
+  listing options={language=sage,style=sage},%
+  listing file=sage_listings/#2.listing,%
+  #1}
 
 \fi
-- 
2.43.2