feat: 新增考试，可选（kimi，豆包，deepseek）模型进行答题，自己设置 API_KEY, 请不要相信 AI 的结果，最后交卷会提示你

kimi.py

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+# pip install openai python-dotenv
+import os
+import json
+from openai import OpenAI
+from dotenv import load_dotenv
+from httpx import Client, Proxy
+
+load_dotenv()
+
+
+class KIMI:
+    system_prompt = (
+        "You are a professional QA answer assistant.\n"
+        "The user will provide a JSON object containing a question.\n"
+        "Your job:\n"
+        "1. Read the 'title' and the 'chooies'.\n"
+        "2. Determine the correct answer(s).\n"
+        "3. Output ONLY the 'num' of the correct choices.\n"
+        "4. If multiple answers exist, join them with English commas, e.g., 'A,C,D'.\n"
+        "5. If you cannot determine the answer confidently, return an empty string.\n"
+        "6. Do not output explanations or any extra text."
+    )
+
+    def __init__(self) -> None:
+        # 默认从环境变量读取，也可以手动填
+        self.key = os.getenv(
+            "KIMI_API_KEY", os.getenv("KIMI_API_KEY")
+        )
+        if not self.key:
+            raise RuntimeError("找不到 KIMI_API_KEY，请设置环境变量后再运行")
+
+        httpx_client = Client(
+            proxy=Proxy("socks5://127.0.0.1:9000"),  # 传入SOCKS代理地址
+            timeout=30.0,  # 可选：设置超时时间
+            verify=False,
+        )
+
+        self.client = OpenAI(
+            api_key=self.key,
+            base_url="https://api.moonshot.cn/v1",  # 已去掉多余空格
+            http_client=httpx_client,
+        )
+
+    def chat(self, question_json: dict) -> str:
+        resp = self.client.chat.completions.create(
+            model="kimi-k2-turbo-preview",
+            messages=[
+                {"role": "system", "content": self.system_prompt},
+                {
+                    "role": "user",
+                    "content": json.dumps(question_json, ensure_ascii=False),
+                },
+            ],
+            temperature=0,
+        )
+        return resp.choices[0].message.content or ""
+
+
+# 本地单条测试
+if __name__ == "__main__":
+    question = {
+        "id": "25594265",
+        "index": "1",
+        "type": "单选",
+        "title": "下列哪个属于AI视觉识别应用？",
+        "chooies": [
+            {"num": "A", "txt": "音乐合成"},
+            {"num": "B", "txt": "植物识别"},
+            {"num": "C", "txt": "文案创作"},
+            {"num": "D", "txt": "机器翻译"},
+        ],
+    }
+    print(KIMI().chat(question))  # 期望输出：B