Update app.py

app.py

@@ -99,9 +99,7 @@ def predict_event(image):
 def update_metrics():
      image="cutegirl.jpeg"
      generated_caption = tokenizer.decode(model.generate(feature_extractor(Image.open(image), return_tensors="pt",max_length=16,num_beams = 4).pixel_values.to(device))[0])
-
-    dict_metric_scores = {}
-    dict_metrics = {"rouge2": evaluate.load("rouge"),
+     dict_metrics = {"rouge2": evaluate.load("rouge"),
                 "bleu": evaluate.load('bleu'),
                 "bertscore": evaluate.load("bertscore"),
                 "meteor": evaluate.load('meteor')