default empty dict

Author: goddenrich

config/kube_config.py

@@ -586,7 +586,7 @@ def load_config(self, path):
             self.config_merged = ConfigNode(path, config_merged, path)
 
         for item in ('clusters', 'contexts', 'users'):
-            self._merge(item, config[item], path)
+            self._merge(item, config.get(item, {}), path)
         self.config_files[path] = config
 
     def _merge(self, item, add_cfg, path):