Update app.py

app.py

@@ -7,7 +7,7 @@ from transformers import TextClassificationPipeline, AutoTokenizer, AutoModelFor
 
 @st.cache(suppress_st_warning=True, hash_funcs={transformers.AutoTokenizer: lambda _: None})
 def load_tok_and_model(): 
-    tokenizer = AutoTokenizer.from_pretrained(model_name)
+    tokenizer = AutoTokenizer.from_pretrained('distilbert-base-cased')
     model = AutoModelForSequenceClassification.from_pretrained(".")
     return tokenizer, model