add some

Former-commit-id: fede563aeb716ba5d1e368fd3e1182e4e580d248

src/llamafactory/data/collator.py

@@ -149,14 +149,14 @@ class MultiModalDataCollatorForSeq2Seq(DataCollatorForSeq2Seq):
         features.update(mm_inputs)
         if isinstance(features.get("pixel_values"), list):  # for pixtral inputs
             features = features.data  # use default_collate() instead of BatchEncoding.to()
-        if "image_bound" in features:
-            input_ids, position_ids = features['input_ids'], features['position_ids']
-            features['position_ids'] = F.pad(position_ids, (0, input_ids.shape[-1] - position_ids.shape[-1]))
+            
+        if "image_bound" in features: # for minicpmv inputs
+            features = self.template.mm_plugin.pad_data(features)
             new_features = {}
             new_features.update({"data": features})
             new_features.update(features)
             features = new_features
-
+            
         return features