Update app.py

app.py

@@ -58,10 +58,12 @@ def return_stored_transcripts(conf):
 
 
 def namespace_check(arg):
+    """This piece of code should be moved to the backend QA Service"""
     pc = pc_connector._connection()
     index = pc.Index(conf["embeddings"]["index_name"])
     stats = index.describe_index_stats()
     name_list = stats['namespaces'].keys()
+    name_list = [item for item in name_list if item != '']
     print(arg)
     print(name_list)
     print(arg in name_list)