From 8d42eec94d57a6dc6fc4d70b5c3d5ad1c0572ead Mon Sep 17 00:00:00 2001
From: Yusuke Shinyama <yusuke@shinyama.jp>
Date: Thu, 17 Oct 2013 21:40:43 +0900
Subject: [PATCH] in_cmap is on by default.

---
 pdfminer/cmapdb.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pdfminer/cmapdb.py b/pdfminer/cmapdb.py
index 1f7b179..bf404b3 100644
--- a/pdfminer/cmapdb.py
+++ b/pdfminer/cmapdb.py
@@ -286,7 +286,8 @@ class CMapParser(PSStackParser):
     def __init__(self, cmap, fp):
         PSStackParser.__init__(self, fp)
         self.cmap = cmap
-        self._in_cmap = False
+        # some ToUnicode maps don't have "begincmap" keyword.
+        self._in_cmap = True
         return
 
     def run(self):