Make usage line match help text.

diff --git a/python/subunit/_output.py b/python/subunit/_output.py
index 66ff5df438e2ca542978949f9b8a41bf37600035..32d511049cfc3f364620eec6eb793acafbf68dae 100644 (file)
--- a/python/subunit/_output.py
+++ b/python/subunit/_output.py
@@ -56,7 +56,7 @@ def parse_arguments(args=None, ParserClass=OptionParser):
     parser = ParserClass(
         prog="subunit-output",
         description="A tool to generate a subunit v2 result byte-stream",
-        usage="subunit-output [-h] [status test_id] [options]",
+        usage="subunit-output [-h] [status TEST_ID] [options]",
     )
     parser.set_default('tags', None)
     parser.set_default('test_id', None)