Update app.py

app.py

@@ -221,7 +221,7 @@ def text_to_ipa(text, language='en-gb'):
 
 
 @gpu_decorator
-def infer_batch(ref_audio, ref_text, gen_text_batches, exp_name, remove_silence, cross_fade_duration=0.15, progress=gr.Progress(), language):
+def infer_batch(ref_audio, ref_text, gen_text_batches, exp_name, remove_silence, cross_fade_duration=0.15, progress=gr.Progress(), language='en-gb'):
     if exp_name == "English":
         ema_model = F5TTS_ema_model
     elif exp_name == "Polish":