Update app.py

app.py

@@ -67,7 +67,7 @@ class VietnameseChatbot:
         ]
 
     @st.cache_data
-    def _compute_embeddings(self, _queries=None):  # Add _queries parameter with underscore
+    def _compute_embeddings(_self):  # Add underscore to self parameter
         """
         Pre-compute embeddings for conversation queries
         Cached to avoid recomputing on every run
@@ -91,8 +91,8 @@ class VietnameseChatbot:
                 return None
     
         embeddings = []
-        for conversation in self.conversation_data:  # Use self.conversation_data instead of queries
-            embedding = embed_single_text(conversation['query'], self.tokenizer, self.model)  # Use self.tokenizer and self.model
+        for conversation in _self.conversation_data:  # Use _self instead of self
+            embedding = embed_single_text(conversation['query'], _self.tokenizer, _self.model)  # Use _self instead of self
             if embedding is not None:
                 embeddings.append(embedding)
         return np.array(embeddings)