10215: if version arg is used, just display version info and exit.

diff --git a/sdk/cwl/arvados_cwl/__init__.py b/sdk/cwl/arvados_cwl/__init__.py
index cacb7b81a0321e9f6da0726fffc04f8c16bee0eb..35adae97e341407cfc9e350d8c2da644e41d4993 100644 (file)
--- a/sdk/cwl/arvados_cwl/__init__.py
+++ b/sdk/cwl/arvados_cwl/__init__.py
@@ -565,6 +565,10 @@ def main(args, stdout, stderr, api_client=None, keep_client=None):
     job_order_object = None
     arvargs = parser.parse_args(args)
 
+    if arvargs.version:
+        print versionstring()
+        return
+
     if arvargs.update_workflow:
         if arvargs.update_workflow.find('-7fd4e-') == 5:
             want_api = 'containers'