Update app.py

app.py

@@ -3,6 +3,7 @@ import gradio as gr
 import subprocess
 import tempfile
 
+print("Begin app")
 
 def runCAS(src_str):
     with tempfile.NamedTemporaryFile(mode="w", suffix=".sage") as tmp:
@@ -33,4 +34,6 @@ demo = gr.Interface(fn=runCAS,
                     inputs="textarea",
                     outputs="textarea",
                     examples=my_examples)
-demo.queue().launch()
+demo.queue(max_size=20)
+demo.launch()
+