Update src/memos/llms/deepseek.py

Co-authored-by: Copilot <[email protected]>

Author: CaralHsi

src/memos/llms/deepseek.py

@@ -31,7 +31,7 @@ def generate(self, messages: MessageList) -> str:
         else:
             return response_content
 
-    def generate_stream(self, messages: MessageList, **kwargs):
+    def generate_stream(self, messages: MessageList, **kwargs) -> Generator[str, None, None]:
         """Stream response from DeepSeek."""
         response = self.client.chat.completions.create(
             model=self.config.model_name_or_path,