Not sure how much this test is adding so remove.

OrderedDict isn't available in core Python 2.6, and keeping 2.6 compat is probably worth more than this test.

xlutils/tests/test_styles.py

@@ -3,8 +3,6 @@
 # This Software is released under the MIT License:
 # http://www.opensource.org/licenses/mit-license.html
 # See license.txt for more details.
-from collections import OrderedDict
-
 from mock import Mock
 from testfixtures import ShouldRaise
 from unittest import TestSuite,TestCase,makeSuite
@@ -48,15 +46,7 @@ def test_multiple_names_for_xfi_bad_1(self):
             }
         with ShouldRaise(AssertionError()):
             Styles(self.wb)
-
-    def test_multiple_names_for_xfi_bad_2(self):
-        self.wb.style_name_map = OrderedDict((
-            ('A', (0,0)),
-            ('', (0,0)),
-        ))
-        with ShouldRaise(AssertionError()):
-            Styles(self.wb)
-
+
 def test_suite():
     return TestSuite((
         makeSuite(TestStyles),