X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2FNBI.git;a=blobdiff_plain;f=osm_nbi%2Fengine.py;h=d8409ea06b4c1b0afae15bbf67a6d88bdaccf27f;hp=2bf61692a808960c46a75916470c21e2c41266fd;hb=refs%2Fchanges%2F26%2F7626%2F1;hpb=c5b30ccbda826045bc23fe261e73333c0e735890

diff --git a/osm_nbi/engine.py b/osm_nbi/engine.py
index 2bf6169..d8409ea 100644
--- a/osm_nbi/engine.py
+++ b/osm_nbi/engine.py
@@ -128,17 +128,17 @@ class Engine(object):
                         if path.isfile(config_file):
                             resources_to_operations_file = config_file
                             break
-                    if not resources_to_operations_file:                        
+                    if not resources_to_operations_file:                   
                         raise EngineException("Invalid permission configuration: resources_to_operations file missing")
-                
+
                 with open(resources_to_operations_file, 'r') as f:
                     resources_to_operations = yaml.load(f)
-                
+
                 self.operations = []
 
                 for _, value in resources_to_operations["resources_to_operations"].items():
                     if value not in self.operations:
-                        self.operations += value
+                        self.operations += [value]
 
             if config["authentication"]["backend"] == "keystone":
                 self.map_from_topic_to_class["users"] = UserTopicAuth