diff -r ad51ed93377c Lib/idlelib/AutoComplete.py
--- a/Lib/idlelib/AutoComplete.py	Thu Oct 11 00:11:26 2012 -0700
+++ b/Lib/idlelib/AutoComplete.py	Thu Oct 11 13:01:23 2012 -0500
@@ -137,6 +137,12 @@
 while i and curline[i-1] not in "'\"":
 i -= 1
 comp_what = curline[i:j]
+ if i == j == 0:
+ # Cursor is within a multiline string, don't display file completions.
+ return
+ if not comp_start.strip() and not comp_what.strip():
+ # Blank comparisions - nothing to complete.
+ return
 elif hp.is_in_code() and (not mode or mode==COMPLETE_ATTRIBUTES):
 self._remove_autocomplete_window()
 mode = COMPLETE_ATTRIBUTES
@@ -159,6 +165,11 @@
 comp_lists = self.fetch_completions(comp_what, mode)
 if not comp_lists[0]:
 return
+ if mode == COMPLETE_FILES:
+ # Make sure that the string actually has a match
+ matches = [i.startswith(comp_start) for i in comp_lists[0]]
+ if not any(matches):
+ return
 self.autocompletewindow = self._make_autocomplete_window()
 self.autocompletewindow.show_window(comp_lists,
 "insert-%dc" % len(comp_start),
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://bugs.python.org/file27533/issue16198_check_matches.patch">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://bugs.python.org/file27533/issue16198_check_matches.patch" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>