Update app.py

app.py

@@ -1,5 +1,5 @@
 # pip install flask google-genai
-
+import time
 import os
 from flask import Flask, request, render_template_string, Response, jsonify
 from google import genai
@@ -121,7 +121,13 @@ def gen():
     if not prompt:
         return jsonify({"error": "No prompt provided"}), 400
     try:
+        t0 = time.perf_counter()
+        
         wav_bytes = generate_audio_from_gemini(prompt, accent, tone, voice)
+        
+        t1 = time.perf_counter()
+        app.logger.info(f"Gemini TTS API call took {t1 - t0:.2f}s")
+    
         return Response(wav_bytes, mimetype="audio/wav")
     except Exception as e:
         app.logger.exception("Generation failed")