Update audio.py

infer/lib/audio.py

@@ -34,17 +34,23 @@ def load_audio(file, sr):
         # This launches a subprocess to decode audio while down-mixing and resampling as necessary.
         # Requires the ffmpeg CLI and `ffmpeg-python` package to be installed.
         file = clean_path(file)  # 防止小白拷路径头尾带了空格和"和回车
+        if os.path.exists(file) == False:
+            raise RuntimeError(
+                "You input a wrong audio path that does not exists, please fix it!"
+            )
         out, _ = (
             ffmpeg.input(file, threads=0)
             .output("-", format="f32le", acodec="pcm_f32le", ac=1, ar=sr)
             .run(cmd=["ffmpeg", "-nostdin"], capture_stdout=True, capture_stderr=True)
         )
     except Exception as e:
+        traceback.print_exc()
         raise RuntimeError(f"Failed to load audio: {e}")
 
     return np.frombuffer(out, np.float32).flatten()
 
 
+
 def clean_path(path_str):
     if platform.system() == "Windows":
         path_str = path_str.replace("/", "\\")