From eae4992f0a155838308608636a6f1b356d36dd64 Mon Sep 17 00:00:00 2001
From: TMueller83 <mllertobias@gmx.de>
Date: Tue, 11 Jun 2019 18:40:38 +0200
Subject: [PATCH 1/2] Improved comment_out check

Improve the test if '\usepackage{sagetex}' is commented out in the LaTeX source file. See #33.
---
 scripts.dtx | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/scripts.dtx b/scripts.dtx
index 4520e17..1ba79a8 100644
--- a/scripts.dtx
+++ b/scripts.dtx
@@ -56,14 +56,13 @@ if sys.argv[1].endswith('.sagetex.sage'):
 else:
     src = os.path.splitext(sys.argv[1])[0]
 
-commented_out = r'^\s*%'
 usepackage = r'\usepackage(\[.*\])?{sagetex}'
 uses_sagetex = False
 
 # if it doesn't use sagetex, obviously running sage is unnecessary
 with open(src + '.tex') as texf:
     for line in texf:
-        if not re.search(commented_out, line) and re.search(usepackage, line):
+        if re.search(usepackage, line.split('%')[0]):
             uses_sagetex = True
             break
 

From 3211cffcb629beaeea9f00253b50809f31762566 Mon Sep 17 00:00:00 2001
From: TMueller83 <mllertobias@gmx.de>
Date: Wed, 4 Sep 2019 23:21:26 +0200
Subject: [PATCH 2/2] Fix to not regard `\%` as beginning of a comment

---
 scripts.dtx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts.dtx b/scripts.dtx
index 1ba79a8..a751c22 100644
--- a/scripts.dtx
+++ b/scripts.dtx
@@ -62,7 +62,7 @@ uses_sagetex = False
 # if it doesn't use sagetex, obviously running sage is unnecessary
 with open(src + '.tex') as texf:
     for line in texf:
-        if re.search(usepackage, line.split('%')[0]):
+        if re.search(usepackage, line.replace(r'\%', '').split('%')[0]):
             uses_sagetex = True
             break