From 0a8057414c1d34fa449dce4f3c35c1b2933791b3 Mon Sep 17 00:00:00 2001
From: Qian Linfeng <thewawar@gmail.com>
Date: Thu, 28 Apr 2016 14:32:00 +0800
Subject: [PATCH] Fix upper method forgot brackets bug

---
 escpos/escpos.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/escpos/escpos.py b/escpos/escpos.py
index de83151..3e97216 100644
--- a/escpos/escpos.py
+++ b/escpos/escpos.py
@@ -457,7 +457,7 @@ class Escpos(object):
         elif text_type.upper() == "BU2":
             self._raw(TXT_BOLD_ON)
             self._raw(TXT_UNDERL2_ON)
-        elif text_type.upper == "NORMAL":
+        elif text_type.upper() == "NORMAL":
             self._raw(TXT_BOLD_OFF)
             self._raw(TXT_UNDERL_OFF)
         # Font