Update app.py

app.py

@@ -10,6 +10,7 @@ from utils import *
 from presets import *
 from transformers import Trainer, TrainingArguments, DataCollatorForLanguageModeling
 from setfit import SetFitModel, SetFitTrainer
+from sentence_transformers.losses import CosineSimilarityLoss
 import numpy as np
 import evaluate
 import pandas as pd