diff --git a/src/chat/focus_chat/planners/actions/emoji_action.py b/src/chat/focus_chat/planners/actions/emoji_action.py
index b46481cc6..44af4ecca 100644
--- a/src/chat/focus_chat/planners/actions/emoji_action.py
+++ b/src/chat/focus_chat/planners/actions/emoji_action.py
@@ -6,7 +6,6 @@ from typing import Tuple, List
 from src.chat.heart_flow.observation.observation import Observation
 from src.chat.focus_chat.replyer.default_replyer import DefaultReplyer
 from src.chat.message_receive.chat_stream import ChatStream
-from src.chat.heart_flow.observation.chatting_observation import ChattingObservation
 from src.chat.focus_chat.hfc_utils import create_empty_anchor_message
 
 logger = get_logger("action_taken")
diff --git a/src/chat/heart_flow/heartflow.py b/src/chat/heart_flow/heartflow.py
index 48d433241..d58c5cde2 100644
--- a/src/chat/heart_flow/heartflow.py
+++ b/src/chat/heart_flow/heartflow.py
@@ -1,6 +1,6 @@
 from src.chat.heart_flow.sub_heartflow import SubHeartflow, ChatState
 from src.common.logger_manager import get_logger
-from typing import Any, Optional, List, Dict
+from typing import Any, Optional, List
 from src.chat.heart_flow.subheartflow_manager import SubHeartflowManager
 from src.chat.heart_flow.background_tasks import BackgroundTaskManager  # Import BackgroundTaskManager
 
diff --git a/src/chat/normal_chat/normal_chat_action_modifier.py b/src/chat/normal_chat/normal_chat_action_modifier.py
index e40aa7eea..f4d0285c5 100644
--- a/src/chat/normal_chat/normal_chat_action_modifier.py
+++ b/src/chat/normal_chat/normal_chat_action_modifier.py
@@ -1,10 +1,6 @@
-from typing import List, Optional, Any, Dict
+from typing import List, Any
 from src.common.logger_manager import get_logger
-from src.chat.message_receive.chat_stream import chat_manager
 from src.chat.focus_chat.planners.action_manager import ActionManager
-from src.chat.normal_chat.normal_chat_utils import get_recent_message_stats
-from src.config.config import global_config
-import time
 
 logger = get_logger("normal_chat_action_modifier")
 
diff --git a/src/chat/normal_chat/normal_chat_expressor.py b/src/chat/normal_chat/normal_chat_expressor.py
index ba455e34c..ac7b5cb75 100644
--- a/src/chat/normal_chat/normal_chat_expressor.py
+++ b/src/chat/normal_chat/normal_chat_expressor.py
@@ -7,15 +7,12 @@ Normal Chat Expressor
 
 import time
 from typing import List, Optional, Tuple, Dict, Any
-from src.chat.message_receive.message import MessageRecv, MessageSending, MessageThinking, MessageSet, Seg
+from src.chat.message_receive.message import MessageRecv, MessageSending, MessageThinking, Seg
 from src.chat.message_receive.message import UserInfo
 from src.chat.message_receive.chat_stream import ChatStream
 from src.chat.message_receive.message_sender import message_manager
 from src.config.config import global_config
 from src.common.logger_manager import get_logger
-from src.chat.emoji_system.emoji_manager import emoji_manager
-from src.chat.utils.utils_image import image_path_to_base64
-import random
 
 logger = get_logger("normal_chat_expressor")
 
diff --git a/src/config/official_configs.py b/src/config/official_configs.py
index 751bb0ff1..512b2f8d1 100644
--- a/src/config/official_configs.py
+++ b/src/config/official_configs.py
@@ -306,16 +306,16 @@ class KeywordRuleConfig(ConfigBase):
         """验证配置"""
         if not self.keywords and not self.regex:
             raise ValueError("关键词规则必须至少包含keywords或regex中的一个")
-        
+
         if not self.reaction:
             raise ValueError("关键词规则必须包含reaction")
-        
+
         # 验证正则表达式
         for pattern in self.regex:
             try:
                 re.compile(pattern)
             except re.error as e:
-                raise ValueError(f"无效的正则表达式 '{pattern}': {str(e)}")
+                raise ValueError(f"无效的正则表达式 '{pattern}': {str(e)}") from e
 
 
 @dataclass