do not use concurrency limit

app.py

@@ -223,27 +223,31 @@ with gr.Blocks(css=css) as demo:
         inputs = None,
         outputs = [rotate_pitch, rotate_yaw, rotate_roll, blink, eyebrow, wink, pupil_x, pupil_y, aaa, eee, woo, smile],
         queue = False
+    ).then(
+        fn=predict,
+        inputs=inputs,
+        outputs=outputs,
+        show_api=False
     )
     
     submit_btn.click(
         fn=predict,
         inputs=inputs,
         outputs=outputs,
-        concurrency_limit=4,
         show_api=False
     )
 
-    rotate_pitch.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    rotate_yaw.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    rotate_roll.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    blink.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    eyebrow.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    wink.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    pupil_x.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    pupil_y.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    aaa.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    eee.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    woo.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
-    smile.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", concurrency_limit=2, show_api=False)
+    rotate_pitch.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    rotate_yaw.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    rotate_roll.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    blink.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    eyebrow.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    wink.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    pupil_x.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    pupil_y.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    aaa.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    eee.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    woo.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
+    smile.release(fn=predict, inputs=inputs, outputs=outputs, show_progress="minimal", show_api=False)
 
 demo.queue(api_open=False).launch(share=False, show_error=True, show_api=False)