Update app.py

app.py

@@ -198,5 +198,5 @@ with gr.Blocks(theme=gr.themes.Default(primary_hue="blue")) as demo:
     out_df  = gr.Dataframe(wrap=True, show_label=False)
     btn.click(predict_opinion, file_in, out_df)
 
-if _name_ == "_main_":
-    demo.launch()
+if __name__ == "__main__":
+    demo.launch()