typo

app.py

@@ -156,7 +156,7 @@ def demo_fn(speech_upl: str, noise_type: str, snr: int, mic_input: str):
                 try:
                     os.remove(f)
                 except Exception as e:
-                    print(f"failed to remove file {f}: e")
+                    print(f"failed to remove file {f}: {e}")
     return noisy_wav, noisy_im, enhanced_wav, enh_im