Update app.py for fixing the runtime

app.py

@@ -1,3 +1,4 @@
+import gradio as gr
 from fastapi import FastAPI
 from pydantic import BaseModel
 from transformers import pipeline
@@ -12,3 +13,6 @@ class TextInput(BaseModel):
 async def moderate_text(input: TextInput):
     results = moderate_pipe(input.text)
     return {r["label"]: r["score"] for r in results}
+
+# Gradio interface to expose the model API via a Space
+gr.Interface(fn=moderate_text, inputs="text", outputs="json").launch(share=True)