Remember to import the decorators module before using it...

Author: jimingham

lldb/test/API/driver/stdio_closed/TestDriverWithClosedSTDIO.py

@@ -12,7 +12,7 @@
 
 import lldbsuite.test.lldbutil as lldbutil
 from lldbsuite.test.lldbtest import *
-
+from lldbsuite.test.decorators import *
 
 class TestDriverWithClosedSTDIO(TestBase):
     # If your test case doesn't stress debug info, then