Update app.py

app.py

@@ -14,8 +14,8 @@ df.fillna(method='ffill', inplace=True)
 df.dropna(inplace=True)
 
 class CustomNeuralProphet(NeuralProphet):
-    def lr_scheduler_step(self, metrics):
-        pass
+    def configure_optimizers(self):
+        return None
 
 m = CustomNeuralProphet(
     n_forecasts=30,
@@ -50,7 +50,7 @@ def predict_vn_index(option=None):
 
 if __name__ == "__main__":
     dropdown = gr.inputs.Dropdown(["VNIndex"], label="Choose an option", default="VNIndex")
-    image_output = gr.outputs.Image(type="file", label="Forecast Plot")
+    image_output = gr.outputs.Image(type="filepath", label="Forecast Plot")
     disclaimer_output = gr.outputs.Textbox(label="Disclaimer")
     interface = gr.Interface(fn=predict_vn_index, inputs=dropdown, outputs=[image_output, disclaimer_output], title="Dự báo VN Index 30 ngày tới")
     interface.launch(share=True)