Move re import to top of file

llm_clients/qwen_translator.py

@@ -7,6 +7,7 @@ import tempfile
 import zipfile
 import urllib.request
 import shutil
+import re
 from pathlib import Path
 from .base import LlmClient
 
@@ -400,7 +401,6 @@ class QwenTranslatorClient(LlmClient):
             print(f"   Raw output (first 200 chars): {output[:200]}", flush=True)
             
             # Remove reasoning/thinking tags and their content (Qwen models sometimes output these)
-            import re
             # Remove <think>...</think> tags and content
             output = re.sub(r'<think>.*?</think>', '', output, flags=re.DOTALL)
             # Remove <thinking>...</thinking> tags if present