add code

app.py

@@ -6,6 +6,22 @@ from pydub import AudioSegment
 import openai
 import time
 import base64
+import os
+
+account_sid = os.environ.get("TWILIO_ACCOUNT_SID")
+auth_token = os.environ.get("TWILIO_AUTH_TOKEN")
+
+if account_sid and auth_token:
+    client = Client(account_sid, auth_token)
+
+    token = client.tokens.create()
+
+    rtc_configuration = {
+        "iceServers": token.ice_servers,
+        "iceTransportPolicy": "relay",
+    }
+else:
+    rtc_configuration = None
 
 
 def create_client(api_key):
@@ -129,7 +145,8 @@ with gr.Blocks() as demo:
                 set_key_button = gr.Button("Set API Key", variant="primary")
             with gr.Column(scale=3):
                 audio = WebRTC(modality="audio", mode="send-receive",
-                                label="Audio Stream")
+                                label="Audio Stream",
+                                rtc_configuration=rtc_configuration)
 
     client_state = gr.State(None)
     lepton_conversation = gr.State([])

requirements.txt

@@ -1,2 +1,3 @@
 gradio_webrtc[vad]==0.0.11
-openai
+openai
+twilio