Update app.py

app.py

@@ -503,7 +503,7 @@ def show_picture(random_index):
     clipped_image = np.clip(image, 0.0, 1.0)
     return clipped_image
 
-demo = gr.Interface(fn=show_picture, inputs=gr.Slider(minimum=0, maximum=sample_size, step=1), outputs="image")
+demo = gr.Interface(fn=show_picture, inputs=gr.Slider(minimum=0, maximum=sample_size-1, step=1), outputs="image")
 
 if __name__ == "__main__":
     demo.launch(show_api=False, share=True)