added a third file and implemented threading

app.py

@@ -1,34 +1,14 @@
-import gradio as gr
-import requests
+import uvicorn
+import calc_fast_api
+import gradio_app
+import threading
 
-# Define the predict function that communicates with the FastAPI backend
-def predict(num1, num2, operation):
-    # API request to FastAPI backend
-    response = requests.post("http://127.0.0.1:8000/calculate", 
-                             json={"operation": operation, "num1": num1, "num2": num2})
-    
-    if response.status_code == 200:
-        response_data = response.json()
-        return response_data['result']
-    elif (response.json())['detail'] == "Division by zero is not allowed":
-        return "Error: Division by zero is not allowed"
-    else:
-        return "Error: Unable to connect to the FastAPI backend."
+# Start FastAPI in a separate thread
+def start_fastapi():
+    uvicorn.run("fastapi_app:app", host="0.0.0.0", port=8000)
 
-# Gradio Interface
-demo = gr.Interface(
-    fn=predict,
-    inputs=[gr.Number(label="Number 1"), gr.Number(label="Number 2"), 
-            gr.Dropdown(choices=["+", "-", "*", "/"], label="Operation")],
-    outputs=gr.Textbox(label="Result"),
-    title="Simple Calculator",
-    allow_flagging="never"
-)
+# Start FastAPI thread
+fastapi_thread = threading.Thread(target= start_fastapi)
+fastapi_thread.start()
 
-# Launch the Gradio interface
-demo.launch(share=True)
-
-if __name__ == "__main__":
-    import uvicorn
-    from calc_fast_api import app
-    uvicorn.run("app",host="127.0.0.1",port=8000)
+gradio_app.launch_gradio()

gradio_app.py

@@ -0,0 +1,29 @@
+import gradio as gr
+import requests
+
+# Define the predict function that communicates with the FastAPI backend
+def predict(num1, num2, operation):
+    # API request to FastAPI backend
+    response = requests.post("http://127.0.0.1:8000/calculate", 
+                             json={"operation": operation, "num1": num1, "num2": num2})
+    
+    if response.status_code == 200:
+        response_data = response.json()
+        return response_data['result']
+    elif (response.json())['detail'] == "Division by zero is not allowed":
+        return "Error: Division by zero is not allowed"
+    else:
+        return "Error: Unable to connect to the FastAPI backend."
+
+# Gradio Interface
+demo = gr.Interface(
+    fn=predict,
+    inputs=[gr.Number(label="Number 1"), gr.Number(label="Number 2"), 
+            gr.Dropdown(choices=["+", "-", "*", "/"], label="Operation")],
+    outputs=gr.Textbox(label="Result"),
+    title="Simple Calculator",
+    allow_flagging="never"
+)
+
+def launch_gradio():
+    demo.launch(server_name="0.0.0.0", server_port=7860, share=True)