Corrected opts argument of colorize in TermColorTests.test_colorize_empty_text().

tests/utils_tests/test_termcolors.py

@@ -181,5 +181,5 @@ class TermColorTests(unittest.TestCase):
         self.assertEqual(colorize(text=None), '\x1b[m\x1b[0m')
         self.assertEqual(colorize(text=''), '\x1b[m\x1b[0m')
 
-        self.assertEqual(colorize(text=None, opts=('noreset')), '\x1b[m')
-        self.assertEqual(colorize(text='', opts=('noreset')), '\x1b[m')
+        self.assertEqual(colorize(text=None, opts=('noreset',)), '\x1b[m')
+        self.assertEqual(colorize(text='', opts=('noreset',)), '\x1b[m')