Update utils.py

utils.py

@@ -50,6 +50,7 @@ def push_to_pinecone(docs, embedding,namespace):
     index_name=os.environ.get("PINECONE_INDEX_NAME")
     index = pc.Index(index_name)
 
+    index_dict = index.describe_index_stats()
     namespace_list = list(index_dict["namespaces"].keys())
     if "rag_bot" in namespace_list:
         index.delete(delete_all=True, namespace='rag_bot')