Update app.py

app.py

@@ -526,7 +526,10 @@ with gr.Blocks(
             guitar_stem,
             piano_stem,
         ],
-        outputs=[roformer_stem1, roformer_stem2],
+        outputs=[
+            roformer_stem1,
+            roformer_stem2,
+        ], concurrency_limit=1,
     )
     mdx23c_button.click(
         mdx23c_separator,
@@ -551,7 +554,10 @@ with gr.Blocks(
             guitar_stem,
             piano_stem,
         ],
-        outputs=[mdx23c_stem1, mdx23c_stem2],
+        outputs=[
+            mdx23c_stem1,
+            mdx23c_stem2,
+        ], concurrency_limit=1,
     )
     mdx_button.click(
         mdx_separator,
@@ -576,7 +582,10 @@ with gr.Blocks(
             guitar_stem,
             piano_stem,
         ],
-        outputs=[mdx_stem1, mdx_stem2],
+        outputs=[
+            mdx_stem1,
+            mdx_stem2,
+        ], concurrency_limit=1,
     )
     vr_button.click(
         vr_separator,
@@ -603,7 +612,10 @@ with gr.Blocks(
             guitar_stem,
             piano_stem,
         ],
-        outputs=[vr_stem1, vr_stem2],
+        outputs=[
+            vr_stem1,
+            vr_stem2,
+        ], concurrency_limit=1,
     )
     demucs_button.click(
         demucs_separator,
@@ -627,7 +639,14 @@ with gr.Blocks(
             guitar_stem,
             piano_stem,
         ],
-        outputs=[demucs_stem1, demucs_stem2, demucs_stem3, demucs_stem4, demucs_stem5, demucs_stem6],
+        outputs=[
+            demucs_stem1,
+            demucs_stem2,
+            demucs_stem3,
+            demucs_stem4,
+            demucs_stem5,
+            demucs_stem6,
+        ], concurrency_limit=1,
     )
 
 def main():