fix bug

examples/lightrag_openai_demo.py

@@ -5,7 +5,7 @@ from lightrag import LightRAG, QueryParam
 from lightrag.llm import gpt_4o_mini_complete, gpt_4o_complete
 from transformers import AutoModel,AutoTokenizer
 
-WORKING_DIR = "/home/zrguo/code/myrag/agriculture"
+WORKING_DIR = "./dickens"
 
 if not os.path.exists(WORKING_DIR):
     os.mkdir(WORKING_DIR)