diff --git a/src/chat/chat_loop/heartFC_chat.py b/src/chat/chat_loop/heartFC_chat.py
index b01e437a9..044f43a11 100644
--- a/src/chat/chat_loop/heartFC_chat.py
+++ b/src/chat/chat_loop/heartFC_chat.py
@@ -193,7 +193,7 @@ class HeartFChatting:
             + (f"\n详情: {'; '.join(timer_strings)}" if timer_strings else "")
         )
         
-    def _determine_form_type(self) -> str:
+    def _determine_form_type(self) -> None:
         """判断使用哪种形式的no_reply"""
         # 如果连续no_reply次数少于3次，使用waiting形式
         if self.no_reply_consecutive <= 3:
diff --git a/src/chat/express/expression_selector.py b/src/chat/express/expression_selector.py
index 64a64cd26..65599b93f 100644
--- a/src/chat/express/expression_selector.py
+++ b/src/chat/express/expression_selector.py
@@ -3,7 +3,7 @@ import time
 import random
 import hashlib
 
-from typing import List, Dict, Optional, Any
+from typing import List, Dict, Optional, Any, Tuple
 from json_repair import repair_json
 
 from src.llm_models.utils_model import LLMRequest
@@ -197,7 +197,7 @@ class ExpressionSelector:
         chat_info: str,
         max_num: int = 10,
         target_message: Optional[str] = None,
-    ) -> List[Dict[str, Any]]:
+    ) -> Tuple[List[Dict[str, Any]], List[int]]:
         # sourcery skip: inline-variable, list-comprehension
         """使用LLM选择适合的表达方式"""
         
@@ -214,8 +214,8 @@ class ExpressionSelector:
             return [], []
 
         # 2. 构建所有表达方式的索引和情境列表
-        all_expressions = []
-        all_situations = []
+        all_expressions: List[Dict[str, Any]] = []
+        all_situations: List[str] = []
 
         # 添加style表达方式
         for expr in style_exprs:
@@ -277,7 +277,7 @@ class ExpressionSelector:
             selected_indices = result["selected_situations"]
 
             # 根据索引获取完整的表达方式
-            valid_expressions = []
+            valid_expressions: List[Dict[str, Any]] = []
             selected_ids = []
             for idx in selected_indices:
                 if isinstance(idx, int) and 1 <= idx <= len(all_expressions):
@@ -290,7 +290,7 @@ class ExpressionSelector:
                 self.update_expressions_count_batch(valid_expressions, 0.006)
 
             # logger.info(f"LLM从{len(all_expressions)}个情境中选择了{len(valid_expressions)}个")
-            return valid_expressions , selected_ids
+            return valid_expressions, selected_ids
 
         except Exception as e:
             logger.error(f"LLM处理表达方式选择时出错: {e}")
diff --git a/src/chat/message_receive/bot.py b/src/chat/message_receive/bot.py
index fd50035e6..beae4136a 100644
--- a/src/chat/message_receive/bot.py
+++ b/src/chat/message_receive/bot.py
@@ -170,7 +170,7 @@ class ChatBot:
         # 处理消息内容
         await message.process()
         
-        person = Person.register_person(platform=message.message_info.platform, user_id=message.message_info.user_info.user_id,nickname=user_info.user_nickname)
+        _ = Person.register_person(platform=message.message_info.platform, user_id=message.message_info.user_info.user_id,nickname=user_info.user_nickname) # type: ignore
 
         await self.s4u_message_processor.process_message(message)