Update app.py

Update app.py with summarization functionality

app.py

@@ -1,7 +1,36 @@
 import gradio as gr
+from huggingface_hub import InferenceClient
+import time
 
-def greet(name):
-    return "Hello " + name + "!!"
-
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
-demo.launch
+try:
+    client = InferenceClient(model="sshleifer/distilbart-cnn-12-6")
+    def generate_summary(text):
+        prompt = f"以正式语气总结：{text}"
+        for _ in range(3):  # 重试3次
+            try:
+                response = client.text_generation(prompt, max_length=60)
+                return response
+            except Exception:
+                time.sleep(1)
+        return "网络错误，请稍后重试。"
+    interface = gr.Interface(
+        fn=generate_summary,
+        inputs=gr.Textbox(lines=5, placeholder="输入文档内容..."),
+        outputs="text",
+        title="MySmartSummary",
+        description="在线智能文档摘要工具，支持中文",
+        examples=[
+            ["今天我们讨论了2025年的项目计划，包括产品发布、市场推广和预算分配。"]
+        ],
+        css="body {background-color: #f0f0f0; font-family: Arial;}"
+    )
+except Exception as e:
+    print(f"初始化错误: {e}")
+    interface = gr.Interface(
+        fn=lambda x: f"服务暂不可用，错误: {e}",
+        inputs="text",
+        outputs="text",
+        title="MySmartSummary",
+        description="服务初始化失败"
+    )
+interface.launch()