[`MPT`] Add `require_bitsandbytes` on MPT integration tests (#25201)

* add  `require_bitsandbytes` on MPT integration tests

* add it on mpt as well

tests/models/instructblip/test_modeling_instructblip.py

@@ -29,7 +29,7 @@ from transformers import (
     InstructBlipQFormerConfig,
     InstructBlipVisionConfig,
 )
-from transformers.testing_utils import require_torch, require_vision, slow, torch_device
+from transformers.testing_utils import require_bitsandbytes, require_torch, require_vision, slow, torch_device
 from transformers.utils import is_torch_available, is_vision_available
 
 from ...test_configuration_common import ConfigTester
@@ -521,6 +521,7 @@ def prepare_img():
 @require_torch
 @slow
 class InstructBlipModelIntegrationTest(unittest.TestCase):
+    @require_bitsandbytes
     def test_inference_vicuna_7b(self):
         processor = InstructBlipProcessor.from_pretrained("Salesforce/instructblip-vicuna-7b")
         model = InstructBlipForConditionalGeneration.from_pretrained(

tests/models/mpt/test_modeling_mpt.py

@@ -18,7 +18,7 @@ import math
 import unittest
 
 from transformers import MptConfig, is_torch_available
-from transformers.testing_utils import require_torch, require_torch_gpu, slow, torch_device
+from transformers.testing_utils import require_bitsandbytes, require_torch, require_torch_gpu, slow, torch_device
 
 from ...generation.test_utils import GenerationTesterMixin
 from ...test_configuration_common import ConfigTester
@@ -430,6 +430,7 @@ class MptModelTest(ModelTesterMixin, GenerationTesterMixin, PipelineTesterMixin,
 
 @slow
 @require_torch_gpu
+@require_bitsandbytes
 class MptIntegrationTests(unittest.TestCase):
     def test_generation_8k(self):
         model_id = "mosaicml/mpt-7b-8k"