fix: minor patches for multimodal (#2441)

* fix: update chat_template

* fix: handle gemma3 showing a lot of no content for turn 0

* fix: remove unknown config from examples

* fix: test

* fix: temporary disable gemma2 test

* fix: stop overwriting config.text_config unnecessarily

* fix: handling of set cache to the text_config section

* feat: add liger gemma support and bump liger to 0.5.5

* fix: add double use_cache setting

* fix: add support for final_logit_softcap in CCE for gemma2/3

* fix: set use_cache before model load

* feat: add missing layernorm override

* fix: handle gemma3 rmsnorm

* fix: use wrapper to pass dim as hidden_size

* fix: change dim to positional

* fix: patch with wrong mlp

* chore: refactor use_cache handling

* fix import issues

* fix tests.e2e.utils import

---------

Co-authored-by: Wing Lian <wing@axolotl.ai>

tests/test_datasets.py

@@ -8,20 +8,21 @@ from pathlib import Path
 from unittest.mock import patch
 
 import pytest
-from constants import (
-    ALPACA_MESSAGES_CONFIG_OG,
-    ALPACA_MESSAGES_CONFIG_REVISION,
-    SPECIAL_TOKENS,
-)
 from datasets import Dataset
 from huggingface_hub import snapshot_download
 from transformers import PreTrainedTokenizer
-from utils import enable_hf_offline
 
 from axolotl.utils.data import load_tokenized_prepared_datasets
 from axolotl.utils.data.rl import load_prepare_preference_datasets
 from axolotl.utils.dict import DictDefault
 
+from tests.constants import (
+    ALPACA_MESSAGES_CONFIG_OG,
+    ALPACA_MESSAGES_CONFIG_REVISION,
+    SPECIAL_TOKENS,
+)
+from tests.hf_offline_utils import enable_hf_offline
+
 
 class TestDatasetPreparation:
     """Test a configured dataloader."""