diff --git a/m02_llm_fundamentals/README.md b/m02_llm_fundamentals/README.md
index 3e72b3f..97a1f00 100644
--- a/m02_llm_fundamentals/README.md
+++ b/m02_llm_fundamentals/README.md
@@ -1,5 +1,6 @@
 ## 🧩 模块说明：LLM 调用与多轮对话 Agent
 
+
 📌 **核心知识点**：  
 LLM 调用｜Prompt 编写与设计｜多轮对话记忆｜独立搭建智能体
 
diff --git a/m07_rag_advanced/s05_memory_rag_agent.py b/m07_rag_advanced/s05_memory_rag_agent.py
index e33bf07..0dbd2d9 100644
--- a/m07_rag_advanced/s05_memory_rag_agent.py
+++ b/m07_rag_advanced/s05_memory_rag_agent.py
@@ -16,7 +16,6 @@ from langchain_community.chat_message_histories import ChatMessageHistory
 from langchain_core.runnables import RunnableWithMessageHistory
 
 
-
 # 1. 构建一个可复用的 RAG链条
 def build_rag_chain(llm_instance):
     print('---正在构建RAG链条---')