fix problem with score if qa not present

ckanext/odsh/helpers.py

@@ -8,9 +8,14 @@ log = logging.getLogger(__name__)
 def odsh_openness_score_dataset_html(dataset):
     score = 0
     #dataset = json.loads(dataset)
-    for resource in dataset.get('resources'):
+    resources = dataset.get('resources')
+    if resources is None:
+        return 0
+    for resource in resources:
+        r_qa = resource.get('qa')
+        if r_qa:
             try:
-            qa = ast.literal_eval(resource.get('qa'))
+                qa = ast.literal_eval()
                 resource_score = qa.get('openness_score')
                 if resource_score > score:
                     score = resource_score

ckanext/odsh/templates/home/index.html

-{% ckan_extends %}