Update chat_a.py

chat_a.py

@@ -4,6 +4,15 @@
 # In[10]:
 import os, io, pandas as pd
 from huggingface_hub import hf_hub_download
+import pandas as pd
+import torch
+from sentence_transformers import SentenceTransformer, util
+from transformers import AutoTokenizer, AutoModelForSequenceClassification
+import torch.nn.functional as F
+from collections import defaultdict
+from datetime import datetime
+import random
+import re
 
 HF_DATASET_REPO = os.getenv("HF_DATASET_REPO", "emisdfde/moai-travel-data")  # ← 본인 리포
 HF_DATASET_REV  = os.getenv("HF_DATASET_REV", "main")
@@ -42,15 +51,7 @@ def load_csv_smart(local_path: str, hub_filename: str,
     except UnicodeDecodeError:
         return pd.read_csv(cached, encoding="cp949")
 
-import pandas as pd
-import torch
-from sentence_transformers import SentenceTransformer, util
-from transformers import AutoTokenizer, AutoModelForSequenceClassification
-import torch.nn.functional as F
-from collections import defaultdict
-from datetime import datetime
-import random
-import re
+
 from css import log_and_render
 import streamlit as st, pandas as pd, json, requests
 # -------------------- 모델 및 데이터 로딩 --------------------