Update app.py

app.py

@@ -157,7 +157,7 @@ def predict(cap_col, img, target_language):
     captions.append(translated_caption)
 
     for _ in range(4):
-        pred_caption = image_to_text(url)
+        pred_caption = image_to_text(img)
         if pred_caption not in captions:
             translated_caption = translate(pred_caption, target_language)
             captions.append(translated_caption)