feat：内置频率调整，减轻Planner负担

src/express/expression_learner.py

@@ -1,11 +1,9 @@
 import time
 import json
 import os
-import re
 from datetime import datetime
 from typing import List, Optional, Tuple
 import traceback
-import difflib
 from src.common.logger import get_logger
 from src.common.database.database_model import Expression
 from src.llm_models.utils_model import LLMRequest

src/express/expression_selector.py

@@ -131,6 +131,8 @@ class ExpressionSelector:
             # 过滤目标消息内容，移除回复、表情包等特殊格式
             filtered_target_message = filter_message_content(target_message)
             
+            logger.info(f"为{chat_id} 预测表达方式，过滤后的目标消息内容: {filtered_target_message}")
+            
             # 支持多chat_id合并预测
             related_chat_ids = self.get_related_chat_ids(chat_id)
             
@@ -181,7 +183,7 @@ class ExpressionSelector:
             predicted_expressions.sort(key=lambda x: x.get("prediction_score", 0.0), reverse=True)
             selected_expressions = predicted_expressions[:total_num]
             
-            logger.info(f"为聊天室 {chat_id} 预测到 {len(selected_expressions)} 个表达方式")
+            logger.info(f"为{chat_id} 预测到 {len(selected_expressions)} 个表达方式")
             return selected_expressions
             
         except Exception as e: