use deepseek-r1 for inference

app.py

@@ -9,7 +9,7 @@ import gradio as gr
 from huggingface_hub import InferenceClient
 
 HF_TOKEN = os.environ.get("HF_TOKEN")
-client = InferenceClient(api_key=HF_TOKEN)
+client = InferenceClient(provider="sambanova", api_key=HF_TOKEN)
 
 # 載入問答資料庫路徑
 output_dir = "./question_bank"
@@ -125,7 +125,8 @@ def generate_math_questions(grade, term, qtype="Unspecified", num_questions=10):
 
     # 使用 InferenceClient 呼叫 API 模型產生新題目
     completion = client.chat.completions.create(
-        model="mistralai/Mistral-7B-Instruct-v0.3",
+        # model="mistralai/Mistral-7B-Instruct-v0.3",
+        model="deepseek-ai/DeepSeek-R1",
         messages=messages,
         max_tokens=num_questions * 200
     )