```python import requests import json import sys REMOTE_URL = f"http://aif.paas.his-beta.huawei.com/8c5aeac4-db5b-413d-ad7c-3b8437a276d7/nl8sql/translate" def call_nl2sql(user_query, execute=True, timeout=500): payload = {"user_query": user_query, "execute": execute} try: response = requests.post(REMOTE_URL, json=payload, timeout=timeout) response.raise_for_status() return response.json() except requests.exceptions.RequestException as e: print(f"请求失败: {e}") return None def main(): if len(sys.argv) > 1: query = " ".join(sys.argv[1:]) print(f"查询: {query}") result = call_nl2sql(query, execute=True) if result is not None: print("结果:") print(json.dumps(result, indent=2, ensure_ascii=False)) else: print("调用失败") else: print("自然语言查询客户端 (输入 'exit' 退出)") while True: query = input("请输入查询: ").strip() if query.lower() == 'exit': break if not query: continue result = call_nl2sql(query, execute=True) if result is not None: print("结果:") print(json.dumps(result, indent=2, ensure_ascii=False)) else: print("调用失败") print("-" * 50) if __name__ == "__main__": main() ```