From: Guido van Rossum <guido@python.org>
Date: Thu, 10 Jun 1999 14:44:48 +0000 (+0000)
Subject: Fix off-by-one error in Tim's recent change to comment_region(): the
X-Git-Tag: v1.6a1~1251
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e2571f2ce78189bdd35c3659c6fcbed584528813;p=thirdparty%2FPython%2Fcpython.git

Fix off-by-one error in Tim's recent change to comment_region(): the
list of lines returned by get_region() contains an empty line at the
end representing the start of the next line, and this shouldn't be
commented out!
---

diff --git a/Tools/idle/AutoIndent.py b/Tools/idle/AutoIndent.py
index 1bdb05be0d71..7784254a944a 100644
--- a/Tools/idle/AutoIndent.py
+++ b/Tools/idle/AutoIndent.py
@@ -347,7 +347,7 @@ class AutoIndent:
 
     def comment_region_event(self, event):
         head, tail, chars, lines = self.get_region()
-        for pos in range(len(lines)):
+        for pos in range(len(lines) - 1):
             line = lines[pos]
             lines[pos] = '##' + line
         self.set_region(head, tail, chars, lines)