Update app.py

app.py

@@ -7,6 +7,7 @@ import numpy as np
 from datasets import Dataset, DatasetDict
 from datasets import load_dataset
 from df.enhance import enhance, init_df, load_audio, save_audio
+model_enhance, df_state, _ = init_df()
 def remove_nn(wav, sample_rate=16000):
     
     audio=librosa.resample(wav,orig_sr=sample_rate,target_sr=df_state.sr(),)