mgr/mgr_module: do not offer empty default value for choose_args

as it should be always available. this also silence a pep8 warning.

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/pybind/mgr/mgr_module.py b/src/pybind/mgr/mgr_module.py
index 1e36c27ffa327887f9d3ad4d40e36d6cae86b313..2211df8037b76fd33eb26df64e1d751ddbb8e6ab 100644 (file)
--- a/src/pybind/mgr/mgr_module.py
+++ b/src/pybind/mgr/mgr_module.py
@@ -149,7 +149,7 @@ class CRUSHMap(ceph_module.BasePyCRUSH):
 
     @staticmethod
     def get_default_choose_args(dump):
-        return dump.get('choose_args', {}).get(CRUSHMap.DEFAULT_CHOOSE_ARGS, [])
+        return dump.get('choose_args').get(CRUSHMap.DEFAULT_CHOOSE_ARGS, [])
 
 
 class MgrStandbyModule(ceph_module.BaseMgrStandbyModule):