Update app.py

app.py

@@ -21,7 +21,6 @@ if not torch.cuda.is_available():
 MAX_SEED = np.iinfo(np.int32).max
 CACHE_EXAMPLES = torch.cuda.is_available() and os.getenv("CACHE_EXAMPLES") == "1"
 MAX_IMAGE_SIZE = int(os.getenv("MAX_IMAGE_SIZE", "1824"))
-DEFAULT_CONCURRENCY_LIMIT = os.getenv("DEFAULT_CONCURRENCY_LIMIT") == "2"
 USE_TORCH_COMPILE = os.getenv("USE_TORCH_COMPILE") == "1"
 ENABLE_CPU_OFFLOAD = os.getenv("ENABLE_CPU_OFFLOAD") == "1"
 ENABLE_USE_LORA = os.getenv("ENABLE_USE_LORA", "1") == "1"
@@ -338,4 +337,4 @@ with gr.Blocks(theme=gr.themes.Soft(), css="style.css") as demo:
     )
 
 if __name__ == "__main__":
-    demo.queue().launch()
+    demo.queue(default_concurrency_limit=2).launch()