Update app.py

app.py

@@ -1,15 +1,9 @@
 import gradio as gr
-import cv2
-import os
-
-def to_black(image):
-    output = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
-    key = os.getenv("TUSHARE_TOKEN")
-    return output, key
-
-
-kk = gr.Textbox(label="S: ", lines=5)
-img = gr.outputs.Image(type='numpy')
-
-interface = gr.Interface(fn=to_black, inputs="image", outputs=[img,kk])
-interface.launch()
+#输入文本处理程序
+def greet(name):
+    return "Hello " + name + "!"
+#接口创建函数
+#fn设置处理函数，inputs设置输入接口组件，outputs设置输出接口组件
+#fn,inputs,outputs都是必填函数
+demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+demo.launch()