Bugfix: Adding same Tag twice to Caption

data/image_train_item.py

@@ -105,10 +105,6 @@ class ImageCaption:
             if caption:
                 caption += ", "
             caption += tag
-            
-            if caption:
-                caption += ", "
-            caption += tag
 
         return caption
 
@@ -395,4 +391,4 @@ class ImageTrainItem:
             min_xy = min(x, y)
             image = image.crop((x_crop, y_crop, x_crop + min_xy, y_crop + min_xy))
 
-        return image
+        return image