read sub array of list

testing/ingestor_test.py

@@ -24,7 +24,8 @@ def list_dir_items(filename):
     with open(filename, newline='') as csvfile:
         spamreader = csv.reader(csvfile, delimiter=' ', quotechar='|')
         for row in spamreader:
-            output_list.append(row)
+            for item in row:
+                output_list.append(item)
 
     return output_list