fixed the Dataframe error

app.py

@@ -25,8 +25,8 @@ def inference(inputtext, model):
 gr.Interface(
     inference, 
     [gr.inputs.Textbox(label="Context",lines=10),gr.inputs.Dropdown(choices=["dpr-question_encoder-bert-base-multilingual","dpr-multidoc2dial-structure-question-encoder"], type="value", default="dpr-question_encoder-bert-base-multilingual", label="model")], 
-    [gr.outputs.Dataframe(label="Output")],
+    [gr.outputs.Dataframe(type="pandas",label="Output")],
     examples=examples,
     article=article,
     title=title,
-    description=description).launch(enable_queue=True,cache_examples=True)
+    description=description).launch(enable_queue=True)