Update app.py

app.py

@@ -1,7 +1,7 @@
 import gradio as gr
 from MathEngine import calculate, CalculationRequest, app as fastapi_app
 import uvicorn
-from threading import Thread
+from multiprocessing import Process
 
 # Gradio Interface
 history = []
@@ -62,5 +62,9 @@ def run_fastapi():
     uvicorn.run(fastapi_app, host="0.0.0.0", port=8000)
 
 if __name__ == "__main__":
-    Thread(target=run_gradio).start()
-    Thread(target=run_fastapi).start()
+    p1 = Process(target=run_gradio)
+    p2 = Process(target=run_fastapi)
+    p1.start()
+    p2.start()
+    p1.join()
+    p2.join()