Return 'unknown' if handle records of children/parents are not accessible.

landingpage/landingpageapp/handle/cmip6parser.py

@@ -230,6 +230,16 @@ def _get_list_of_aggregation_records_from_record(list_of_aggregation_handles):
     return list_to_be_returned, any_replaced
 
 def _extract_info_on_one_aggregation_record(parenthandle):
+
+    #
+    info_to_return = dict(
+        handle = parenthandle,
+        level = '',
+        title = '(title unknown)',
+        version = 'unknown',
+        replaced = False
+    )
+    replaced = False # We don't know, but need to put something here...
         
     # Retrieve handle:
     try:
@@ -253,14 +263,7 @@ def _extract_info_on_one_aggregation_record(parenthandle):
             replaced = newer_version
         )
     except ValueError:
-        info_to_return = dict(
-            handle = parenthandle,
-            level = 'unknown',
-            title = 'title unknown',
-            version = 'unknown',
-            replaced = 'unknown'
-        )
-        replaced = False # We don't know, but need to put somethine here...
+        pass
     return info_to_return, replaced
 
 ###
@@ -323,6 +326,15 @@ def _get_list_of_parts_records_from_record(record):
 
 def _extract_info_on_one_part_record(handle):
 
+    # Create variables to be filled by data retrieved from handle
+    info_to_return = dict(
+        handle = handle,
+        level = 'unknown',
+        title = '(title unknown)',
+        replaced = False
+    )
+    replaced = False
+
     # Retrieve handle:
     try:
         record = retrieval.get_handle_record_json(handle)
@@ -332,7 +344,6 @@ def _extract_info_on_one_part_record(handle):
         title = get_title_from_record(record)
         vers_num = get_version_number_from_record(record)
         newer_version = get_replaced_by_from_record(record)
-        replaced = False
         if newer_version is not None and not newer_version == handle:
             replaced = True
 
@@ -347,12 +358,8 @@ def _extract_info_on_one_part_record(handle):
             info_to_return['version'] = vers_num
     
     except ValueError:
-        info_to_return = dict(
-            handle = handle,
-            level = 'unknown',
-            title = 'title unknown',
-            replaced = False
-        )
+        pass
+        
 
     return info_to_return, replaced