Update tts.py

tts.py

@@ -17,7 +17,10 @@ def generate_speech(text, speaker_voice_map, output_file):
     combined_audio = AudioSegment.empty()
     temp_files = []
 
-    tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2").to("cuda")
+    if torch.cuda.is_available():
+        tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2").to("cuda")
+    else:
+        tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2")
 
     for line in text.split("\n"):
         if not line.strip():