Fix breakage of tests on Travis
@@ -48,7 +48,7 @@ COLOR_MAGENTA = "\033[35;1m{0}\033[m"
COLOR_DEFAULT = "{0}"
UNDERLINE = "\033[4m{0}\033[0m"
-COLOR_DIC = collections.defaultdict(lambda key: COLOR_DEFAULT)
+COLOR_DIC = collections.defaultdict(lambda: COLOR_DEFAULT)
TERMINAL_TITLE=''
if sys.stdout.isatty():
