From: Guilherme Polo <ggpolo@gmail.com>
Date: Mon, 9 Feb 2009 16:47:22 +0000 (+0000)
Subject: Merged revisions 69463 via svnmerge from
X-Git-Tag: v3.0.1~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36d7500a98736f187910536bfceec185f3c2b87e;p=thirdparty%2FPython%2Fcpython.git

Merged revisions 69463 via svnmerge from
svn+ssh://pythondev/python/branches/py3k

................
  r69463 | guilherme.polo | 2009-02-09 14:44:24 -0200 (Mon, 09 Feb 2009) | 10 lines

  Merged revisions 69461 via svnmerge from
  svn+ssh://pythondev/python/trunk

  ........
    r69461 | guilherme.polo | 2009-02-09 14:41:09 -0200 (Mon, 09 Feb 2009) | 3 lines

    Fixed issue #4890: Handle empty text search pattern in
    Tkinter.Text.search
  ........
................
---

diff --git a/Lib/tkinter/__init__.py b/Lib/tkinter/__init__.py
index a6397ea70182..af49170568a3 100644
--- a/Lib/tkinter/__init__.py
+++ b/Lib/tkinter/__init__.py
@@ -3016,7 +3016,8 @@ class Text(Widget):
            forwards=None, backwards=None, exact=None,
            regexp=None, nocase=None, count=None, elide=None):
         """Search PATTERN beginning from INDEX until STOPINDEX.
-        Return the index of the first character of a match or an empty string."""
+        Return the index of the first character of a match or an
+        empty string."""
         args = [self._w, 'search']
         if forwards: args.append('-forwards')
         if backwards: args.append('-backwards')
@@ -3025,7 +3026,7 @@ class Text(Widget):
         if nocase: args.append('-nocase')
         if elide: args.append('-elide')
         if count: args.append('-count'); args.append(count)
-        if pattern[0] == '-': args.append('--')
+        if pattern and pattern[0] == '-': args.append('--')
         args.append(pattern)
         args.append(index)
         if stopindex: args.append(stopindex)
diff --git a/Misc/NEWS b/Misc/NEWS
index b737e98a567c..747f4e0fd6e3 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -116,6 +116,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #4890: Handle empty text search pattern in Tkinter.Text.search.
+
 - Partial fix to issue #1731706: memory leak in Tkapp_Call when calling
   from a thread different than the one that created the Tcl interpreter.
   Patch by Robert Hancock.