rm contrastive search since it needs a lot of memory

app.py

@@ -54,7 +54,7 @@ with gr.Blocks(css=css) as demo:
             user_input = gr.inputs.Textbox(placeholder="",
                                            label="Ask me something",
                                            default="How old is the universe?")
-            decoding_method = gr.inputs.Dropdown(["Beam Search", "Sampling", "Contrastive Search"],
+            decoding_method = gr.inputs.Dropdown(["Beam Search", "Sampling"],
                                                   default="Sampling", label="Decoding Method")
             num_beams = gr.inputs.Slider(label="Number of beams for beam search",
                                      default=1, minimum=1, maximum=10, step=1)