Update app.py

app.py

@@ -1,6 +1,7 @@
 import gradio as gr
 import json
 import requests
+from transformers import pipeline
 headers = {"Authorization": f"Bearer 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"}
 API_URL = "https://api-inference.huggingface.co/models/facebook/bart-large-mnli"
 #API_URL = "https://api-inference.huggingface.co/models/microsoft/DialoGPT-large"
@@ -19,6 +20,10 @@ def query(payload):
         },
     }
     """
+    
+    classifier = pipeline("zero-shot-classification", model="facebook/bart-large-mnli")
+    
+
     data = {
     	"inputs": {
     		"question": payload,