Update app.py

app.py

@@ -266,7 +266,7 @@ def predict_bc(model, tokenizer, text):
 
 def predict_mc(model, tokenizer, text):
     tokens = tokenizer(
-        text, padding='max_length', truncation=True, return_tensors="pt", max_length=512
+        text, padding='max_length', truncation=True, return_tensors="pt", max_length=256
     ).to(device)["input_ids"]
     output = model(tokens)
     output_norm = softmax(output.logits.detach().cpu().numpy(), 1)[0]