Update app.py

app.py

@@ -104,6 +104,7 @@ def infer(message:str, history: list):
         if message["text"].startswith("http://") or message["text"].startswith("https://"):
             documents, option = extract_web(message["text"])
             db_path = create_col(documents)
+            memory = ChatMemoryBuffer.from_defaults(token_limit=3900)
         elif not message["text"].startswith("http://") and not message["text"].startswith("https://") and len(history) == 0:
             raise gr.Error("请先输入网址或上传文档。")
             
@@ -135,7 +136,7 @@ def infer(message:str, history: list):
                 "Use the following context to answer the question:\n"
                 "{context_str}"
                 "\nIf you don't know the answer, just say that you don't know."
-                "Use five sentences maximum and keep the answer concise, all response in Chinese."
+                "Use five sentences maximum and keep the answer concise."
                 "\nInstruction: Use the previous chat history, or the context above, to interact and help the user."
             ),
             verbose=True,