Add application file

app.py

@@ -6,8 +6,8 @@ os.system("midi_ddsp_download_model_weights")
 
 def inference(audio):
   os.system("midi_ddsp_synthesize --midi_path "+audio.name)
-  return f'{os.path.dirname(os.path.abspath(__file__))}+{Path(audio.name).stem}+/0_mix.wav'
-  
+  return f'{os.path.dirname(os.path.abspath(__file__))}/{Path(audio.name).stem}/0_mix.wav'
+
 title = "Midi-DDSP"
 description = "Gradio demo for MIDI-DDSP: Detailed Control of Musical Performance via Hierarchical Modeling. To use it, simply upload your midi file, or click one of the examples to load them. Read more at the links below."
 
@@ -16,12 +16,11 @@ article = "<p style='text-align: center'><a href='https://arxiv.org/abs/2112.093
 examples=['input.mid']
 
 gr.Interface(
-    inference, 
-    gr.inputs.File(type="file", label="Input"), 
+    inference,
+    gr.inputs.File(type="file", label="Input"),
     [gr.outputs.Audio(type="file", label="Output")],
     title=title,
     description=description,
     article=article,
-    examples=examples,
-    enable_queue=True
-    ).launch(debug=True)
+    examples=examples
+    ).launch(debug=True, enable_queue=True)