Remove batch

app.py

@@ -3,7 +3,7 @@ import time
 
 def identity_with_sleep(x):
     time.sleep(0.5)
-    return [x]
+    return x
 
 with gr.Blocks() as demo:
     with gr.Row():
@@ -11,20 +11,20 @@ with gr.Blocks() as demo:
             input_img = gr.Image()
             output_img = gr.Image()
             submit_img = gr.Button()
-            submit_img.click(identity_with_sleep, input_img, output_img, api_name="img", batch=True)
+            submit_img.click(identity_with_sleep, input_img, output_img, api_name="img")
         with gr.Column():
             input_txt = gr.Text()
             output_text = gr.Text()
             submit_text = gr.Button()
-            submit_text.click(identity_with_sleep, input_txt, output_text, api_name="text", batch=True)
+            submit_text.click(identity_with_sleep, input_txt, output_text, api_name="text")
         with gr.Column():
             input_audio = gr.Audio()
             output_audio = gr.Audio()
             submit_audio = gr.Button()
-            submit_audio.click(identity_with_sleep, input_audio, output_audio, api_name="audio", batch=True)
+            submit_audio.click(identity_with_sleep, input_audio, output_audio, api_name="audio")
         with gr.Column():
             input_video = gr.Video()
             output_video = gr.Video()
             submit_video = gr.Button()
-            submit_video.click(identity_with_sleep, input_video, output_video, api_name="video", batch=True)
+            submit_video.click(identity_with_sleep, input_video, output_video, api_name="video")
 demo.queue(max_size=50, concurrency_count=20).launch()