Add FP8 quantization test (#1114)

* Add llm fp8 quantization test; rename test variables; add dataset name check

* Create a variable for supported language datasets

* ruff

optimum/intel/openvino/configuration.py

@@ -26,7 +26,12 @@
 from optimum.configuration_utils import BaseConfig
 
 from ..utils.import_utils import is_nncf_available
-from .utils import PREDEFINED_SD_DATASETS, PREDEFINED_VISUAL_LM_DATASETS
+from .utils import (
+    LANGUAGE_DATASETS,
+    PREDEFINED_SD_DATASETS,
+    PREDEFINED_SPEECH_TO_TEXT_DATASETS,
+    PREDEFINED_VISUAL_LM_DATASETS,
+)
 
 
 if is_nncf_available():
@@ -467,13 +472,12 @@ def post_init(self):
                 f"If you wish to provide a custom dataset, please use the `OVQuantizer` instead."
             )
         if self.dataset is not None and isinstance(self.dataset, str):
-            lm_datasets = ["wikitext2", "c4", "c4-new", "auto"]
             visual_lm_datasets = list(PREDEFINED_VISUAL_LM_DATASETS.keys())
             stable_diffusion_datasets = list(PREDEFINED_SD_DATASETS.keys())
-            if self.dataset not in lm_datasets + visual_lm_datasets + stable_diffusion_datasets:
+            if self.dataset not in LANGUAGE_DATASETS + visual_lm_datasets + stable_diffusion_datasets:
                 raise ValueError(
                     f"""You have entered a string value for dataset. You can only choose between
-                    {lm_datasets} for LLMs, {visual_lm_datasets} for visual LLMs
+                    {LANGUAGE_DATASETS} for LLMs, {visual_lm_datasets} for visual LLMs
                     or {stable_diffusion_datasets} for diffusion models, but we found {self.dataset}"""
                 )
 
@@ -617,7 +621,8 @@ def __init__(
             overflow_fix (`str`, default to "disable"):
                 Parameter for controlling overflow fix setting.
             dataset (`str`, *optional*):
-                The dataset used for quantization. For text-to-speech model quantization the allowed value is 'librispeech'.
+                The dataset used for quantization. For language models the allowed values are
+                ['auto', 'wikitext2','c4','c4-new']. For text-to-speech model quantization the allowed value is 'librispeech'.
             tokenizer (`str`, *optional*):
                 The tokenizer used to process the dataset. You can pass either:
                     - A string, the *model id* of a predefined tokenizer hosted inside a model repo on huggingface.co.
@@ -673,6 +678,14 @@ def post_init(self):
         """
         super().post_init()
 
+        if self.dataset is not None:
+            speech_to_text_datasets = list(PREDEFINED_SPEECH_TO_TEXT_DATASETS.keys())
+            if self.dataset not in LANGUAGE_DATASETS + speech_to_text_datasets:
+                raise ValueError(
+                    f"""You can only choose between the following datasets: {LANGUAGE_DATASETS} for LLMs or
+                    {speech_to_text_datasets} for speech-to-text models, but we found {self.dataset}."""
+                )
+
         if self.bits != 8:
             raise ValueError(f"Only support 8-bit for static quantization but found {self.bits}")
 

optimum/intel/openvino/utils.py

@@ -136,6 +136,8 @@
 }
 
 
+LANGUAGE_DATASETS = ["wikitext2", "c4", "c4-new", "auto"]
+
 PREDEFINED_SD_DATASETS = {
     "conceptual_captions": {"split": "train", "inputs": {"prompt": "caption"}},
     "laion/220k-GPT4Vision-captions-from-LIVIS": {"split": "train", "inputs": {"prompt": "caption"}},

tests/openvino/test_exporters_cli.py

@@ -365,19 +365,21 @@ def test_exporters_cli_int8(self, task: str, model_type: str):
                 self.assertEqual(expected_int8[i], num_weight_nodes["int8"])
 
     @parameterized.expand(SUPPORTED_SD_HYBRID_ARCHITECTURES)
-    def test_exporters_cli_hybrid_quantization(self, model_type: str, exp_num_fq: int, exp_num_int8: int):
+    def test_exporters_cli_hybrid_quantization(
+        self, model_type: str, expected_fake_nodes: int, expected_int8_nodes: int
+    ):
         with TemporaryDirectory() as tmpdir:
             subprocess.run(
                 f"optimum-cli export openvino --model {MODEL_NAMES[model_type]} --dataset laion/filtered-wit --weight-format int8 {tmpdir}",
                 shell=True,
                 check=True,
             )
             model = eval(_HEAD_TO_AUTOMODELS[model_type.replace("-refiner", "")]).from_pretrained(tmpdir)
-            num_fq, num_weight_nodes = get_num_quantized_nodes(
+            num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(
                 model.unet if model.unet is not None else model.transformer
             )
-            self.assertEqual(exp_num_int8, num_weight_nodes["int8"])
-            self.assertEqual(exp_num_fq, num_fq)
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
+            self.assertEqual(expected_fake_nodes, num_fake_nodes)
 
     @parameterized.expand(TEST_4BIT_CONFIGURATIONS)
     def test_exporters_cli_4bit(
@@ -422,8 +424,8 @@ def test_exporters_cli_full_quantization(
         model_type: str,
         quant_mode: str,
         option: str,
-        expected_num_f_nodes_per_model: Tuple[int],
-        expected_num_weight_nodes_per_model: Tuple[int],
+        expected_fake_nodes: Tuple[int],
+        expected_low_precision_nodes: Tuple[int],
     ):
         with TemporaryDirectory() as tmpdir:
             subprocess.run(
@@ -439,12 +441,12 @@ def test_exporters_cli_full_quantization(
                 if model.decoder_with_past is not None:
                     models.append(model.decoder_with_past)
                 else:
-                    expected_num_f_nodes_per_model = expected_num_f_nodes_per_model[:-1]
-            self.assertEqual(len(expected_num_f_nodes_per_model), len(models))
+                    expected_fake_nodes = expected_fake_nodes[:-1]
+            self.assertEqual(len(expected_fake_nodes), len(models))
             for i, model in enumerate(models):
-                actual_num_f_nodes, actual_num_weight_nodes = get_num_quantized_nodes(model)
-                self.assertEqual(expected_num_f_nodes_per_model[i], actual_num_f_nodes)
-                self.assertEqual(expected_num_weight_nodes_per_model[i], actual_num_weight_nodes[quant_mode])
+                num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(model)
+                self.assertEqual(expected_fake_nodes[i], num_fake_nodes)
+                self.assertEqual(expected_low_precision_nodes[i], num_weight_nodes[quant_mode])
 
     def test_exporters_cli_int4_with_local_model_and_default_config(self):
         with TemporaryDirectory() as tmpdir:

tests/openvino/test_quantization.py

@@ -114,10 +114,23 @@ class OVQuantizerTest(unittest.TestCase):
             (14, 22, 21) if is_transformers_version("<=", "4.42.4") else (14, 22, 25),
             (14, 21, 17) if is_transformers_version("<=", "4.42.4") else (14, 22, 18),
         ),
+        (
+            OVModelForCausalLM,
+            "llama",
+            OVQuantizationConfig(
+                dataset="wikitext2",
+                num_samples=1,
+                weight_only=False,
+                weight_format="f8e4m3",
+                activation_format="f8e4m3",
+            ),
+            (13,),
+            (16,),
+        ),
     ]
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_TORCH_MODEL)
-    def test_automodel_static_quantization(self, model_cls, model_name, expected_fake_quantize, expected_int8):
+    def test_automodel_static_quantization(self, model_cls, model_name, expected_fake_nodes, expected_int8_nodes):
         model_id = MODEL_NAMES[model_name]
         task = model_cls.export_feature
         dataset_name, dataset_config_name, column_name = _TASK_TO_DATASET[task]
@@ -149,9 +162,9 @@ def preprocess_function(examples, tokenizer):
                 ov_config=ov_config,
             )
             model = model_cls.from_pretrained(tmp_dir, file_name=file_name)
-            num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(model)
-            self.assertEqual(expected_fake_quantize, num_fake_quantize)
-            self.assertEqual(expected_int8, num_weight_nodes["int8"])
+            num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(model)
+            self.assertEqual(expected_fake_nodes, num_fake_nodes)
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
 
             tokens = tokenizer("This is a sample input", return_tensors="pt")
             outputs = model(**tokens)
@@ -162,7 +175,7 @@ def preprocess_function(examples, tokenizer):
             self.assertEqual(ov_config.quantization_config.to_dict(), loaded_config.quantization_config.to_dict())
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_OV_MODEL)
-    def test_ovmodel_static_quantization(self, model_cls, model_name, expected_fake_quantize, expected_int8):
+    def test_ovmodel_static_quantization(self, model_cls, model_name, expected_fake_nodes, expected_int8_nodes):
         model_id = MODEL_NAMES[model_name]
         task = model_cls.export_feature
         dataset_name, dataset_config_name, column_name = _TASK_TO_DATASET[task]
@@ -190,9 +203,9 @@ def preprocess_function(examples, tokenizer):
 
             model = model_cls.from_pretrained(tmp_dir)
 
-            num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(model)
-            self.assertEqual(expected_fake_quantize, num_fake_quantize)
-            self.assertEqual(expected_int8, num_weight_nodes["int8"])
+            num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(model)
+            self.assertEqual(expected_fake_nodes, num_fake_nodes)
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
 
             tokens = tokenizer("This is a sample input", return_tensors="pt")
             outputs = model(**tokens)
@@ -204,9 +217,10 @@ def preprocess_function(examples, tokenizer):
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_OV_MODEL_WITH_AUTO_DATASET)
     def test_ov_model_static_quantization_with_auto_dataset(
-        self, model_cls, model_name, quantization_config, expected_fake_quantize, expected_int8
+        self, model_cls, model_name, quantization_config, expected_fake_nodes, expected_low_precision_nodes
     ):
         model_id = MODEL_NAMES[model_name]
+        quant_mode = quantization_config.activation_format
 
         with TemporaryDirectory() as tmp_dir:
             ov_model = model_cls.from_pretrained(model_id, quantization_config=quantization_config)
@@ -217,17 +231,28 @@ def test_ov_model_static_quantization_with_auto_dataset(
 
                 if ov_model.decoder_with_past is not None:
                     models.append(ov_model.decoder_with_past.model)
-                for model, expected_fq, expected_i8 in zip(
+                for model, expected_fake_nodes, expected_lp_nodes in zip(
                     models,
-                    expected_fake_quantize,
-                    expected_int8,
+                    expected_fake_nodes,
+                    expected_low_precision_nodes,
                 ):
-                    num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(model)
-                    self.assertEqual(expected_fq, num_fake_quantize)
-                    self.assertEqual(expected_i8, num_weight_nodes["int8"])
+                    num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(model)
+                    self.assertEqual(expected_fake_nodes, num_fake_nodes)
+                    self.assertEqual(expected_lp_nodes, num_weight_nodes[quant_mode])
 
                 input_features = torch.randn((1, 128, 3000), dtype=torch.float32)
                 ov_model.generate(input_features)
+            elif model_cls == OVModelForCausalLM:
+                num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(ov_model.model)
+                self.assertEqual(expected_fake_nodes[0], num_fake_nodes)
+                self.assertEqual(expected_low_precision_nodes[0], num_weight_nodes[quant_mode])
+
+                tokenizer = AutoTokenizer.from_pretrained(model_id)
+                if tokenizer.pad_token is None:
+                    tokenizer.pad_token = tokenizer.eos_token
+                tokens = tokenizer("This is a sample input", return_tensors="pt")
+                outputs = ov_model(**tokens)
+                self.assertTrue("logits" in outputs)
             else:
                 raise Exception("Unexpected model class.")
 
@@ -608,7 +633,7 @@ def test_ovmodel_8bit_weight_compression(self, model_cls, model_name, expected_p
             self.assertEqual(OVWeightQuantizationConfig().to_dict(), loaded_config.quantization_config.to_dict())
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_WITH_EXPECTED_4BIT_COMPRESSED_MATMULS)
-    def test_ovmodel_4bit_weight_compression(self, model_cls, model_name, expected_int8, expected_int4):
+    def test_ovmodel_4bit_weight_compression(self, model_cls, model_name, expected_int8_nodes, expected_int4_nodes):
         task = model_cls.export_feature
         model_id = MODEL_NAMES[model_name]
         with TemporaryDirectory() as tmp_dir:
@@ -623,8 +648,8 @@ def test_ovmodel_4bit_weight_compression(self, model_cls, model_name, expected_i
             model = model_cls.from_pretrained(tmp_dir)
 
             _, num_weight_nodes = get_num_quantized_nodes(model)
-            self.assertEqual(expected_int8, num_weight_nodes["int8"])
-            self.assertEqual(expected_int4, num_weight_nodes["int4"])
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
+            self.assertEqual(expected_int4_nodes, num_weight_nodes["int4"])
 
             tokens = tokenizer("This is a sample input", return_tensors="pt")
             outputs = model(**tokens)
@@ -699,17 +724,17 @@ def test_ovmodel_load_with_compressed_weights(self, model_cls, model_type, trust
             self.assertEqual(expected_ov_int8[i], num_weight_nodes["int8"])
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_WITH_HYBRID_QUANTIZATION)
-    def test_ovmodel_hybrid_quantization(self, model_cls, model_type, expected_num_fake_quantize, expected_ov_int8):
+    def test_ovmodel_hybrid_quantization(self, model_cls, model_type, expected_fake_nodes, expected_int8_nodes):
         model_id = MODEL_NAMES[model_type]
         quantization_config = OVWeightQuantizationConfig(bits=8, dataset="conceptual_captions", num_samples=2)
         with TemporaryDirectory() as tmp_dir:
             model = model_cls.from_pretrained(model_id, export=True, quantization_config=quantization_config)
 
-            num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(
+            num_fake, num_weight_nodes = get_num_quantized_nodes(
                 model.unet if model.unet is not None else model.transformer
             )
-            self.assertEqual(expected_num_fake_quantize, num_fake_quantize)
-            self.assertEqual(expected_ov_int8, num_weight_nodes["int8"])
+            self.assertEqual(expected_fake_nodes, num_fake)
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
             self.assertEqual(0, num_weight_nodes["int4"])
 
             model.save_pretrained(tmp_dir)
@@ -721,16 +746,16 @@ def test_stable_diffusion_with_weight_compression(self):
 
         quantizer.quantize(ov_config=OVConfig(quantization_config=quantization_config))
 
-        num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(
+        num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(
             int8_pipe.unet if int8_pipe.unet is not None else int8_pipe.transformer
         )
-        self.assertEqual(0, num_fake_quantize)
+        self.assertEqual(0, num_fake_nodes)
         self.assertEqual(242, num_weight_nodes["int8"])
         self.assertEqual(0, num_weight_nodes["int4"])
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_WITH_HYBRID_QUANTIZATION[-1:])
     def test_ovmodel_hybrid_quantization_with_custom_dataset(
-        self, model_cls, model_type, expected_num_fake_quantize, expected_ov_int8
+        self, model_cls, model_type, expected_fake_nodes, expected_int8_nodes
     ):
         model_id = MODEL_NAMES[model_type]
         dataset = [
@@ -742,11 +767,11 @@ def test_ovmodel_hybrid_quantization_with_custom_dataset(
         self.assertEqual(quantization_config.quant_method, OVQuantizationMethod.HYBRID)
 
         quantizer.quantize(ov_config=OVConfig(quantization_config=quantization_config), calibration_dataset=dataset)
-        num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(
+        num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(
             model.unet if model.unet is not None else model.transformer
         )
-        self.assertEqual(expected_num_fake_quantize, num_fake_quantize)
-        self.assertEqual(expected_ov_int8, num_weight_nodes["int8"])
+        self.assertEqual(expected_fake_nodes, num_fake_nodes)
+        self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
         self.assertEqual(0, num_weight_nodes["int4"])
 
     @parameterized.expand(SUPPORTED_ARCHITECTURES_WITH_EXPECTED_4BIT_AUTOCOMPRESSED_MATMULS)
@@ -1050,7 +1075,7 @@ class OVTrainerTest(unittest.TestCase):
     @unittest.skipIf(
         is_transformers_version(">=", "4.46"), reason="OVTrainer is not compatible with transformers>=v4.46"
     )
-    def test_aware_training_quantization(self, model_name, expected_fake_quantize, expected_int8):
+    def test_aware_training_quantization(self, model_name, expected_fake_nodes, expected_int8_nodes):
         model_id = MODEL_NAMES[model_name]
         model = AutoModelForSequenceClassification.from_pretrained(model_id, attn_implementation="eager")
         tokenizer = AutoTokenizer.from_pretrained(model_id)
@@ -1084,9 +1109,9 @@ def compute_metrics(p):
             trainer.save_model()
 
             model = OVModelForSequenceClassification.from_pretrained(tmp_dir)
-            num_fake_quantize, num_weight_nodes = get_num_quantized_nodes(model)
-            self.assertEqual(expected_fake_quantize, num_fake_quantize)
-            self.assertEqual(expected_int8, num_weight_nodes["int8"])
+            num_fake_nodes, num_weight_nodes = get_num_quantized_nodes(model)
+            self.assertEqual(expected_fake_nodes, num_fake_nodes)
+            self.assertEqual(expected_int8_nodes, num_weight_nodes["int8"])
 
             tokens = tokenizer("This is a sample input", return_tensors="pt")
             outputs = model(**tokens)