Update app.py

app.py

@@ -11,8 +11,9 @@ import socket
 from typing import Dict
 
 import gradio as gr
+import soundfile as sf
 
-from vc_service_request import vc_service_request
+from vc_service_request import vc_service_request, prepare_audio
 
 script_dir = os.path.dirname(os.path.abspath(__file__))
 counter = 0
@@ -21,6 +22,9 @@ counter = 0
 users: Dict[str, int] = {}
 FREE_TIER = 5
 
+data, fs = sf.read(os.path.join(script_dir, "free_tier.wav"))
+audio_msg = prepare_audio((fs, data))
+
 
 def get_ip(request: gr.Request) -> str:
     """
@@ -64,9 +68,10 @@ def main():
 
             Here's how it works:
 
-            1. Begin by recording your voice.
-            2. Select an audio sample that represents the target voice you want to convert to.
-            3. Click the "Convert" button and listen to the result!
+            1. Provide your credentials (API key and secret) or leave fields blank to use free tier.
+            2. Begin by recording your voice.
+            3. Select an audio sample that represents the target voice you want to convert to.
+            4. Click the "Convert" button and listen to the result!
 
             If providing your own audio files, please use WAVE PCM.
             Service works with 16kHz, 16 bit, mono audio.
@@ -118,7 +123,7 @@ def main():
             if not src_ or not tgt_:
                 logging.warning("source or target are not provided")
                 return
-            global counter, users
+            global counter, users, audio_msg
             ip_ = get_ip(request_)
             past_requests_ = users.get(ip_, 0)
             free_tier_ = False
@@ -128,7 +133,7 @@ def main():
                 api_secret_ = os.environ["api_secret"]
             if free_tier and past_requests_ >= FREE_TIER:
                 logging.info(f"Free tier exceeded for {ip_}")
-                return
+                return 16000, audio_msg
             logging.info(f"Total number of requests: {counter}. {past_requests_} for {ip_}")
             counter += 1
             users[ip_] = past_requests_ + 1