From 35abf566ef95691bb0942d3820ee3684c4521b61 Mon Sep 17 00:00:00 2001 From: Shawn Tan Date: Sun, 1 Sep 2024 21:37:18 -0400 Subject: [PATCH] [Model] Add Granite model (#7436) Co-authored-by: Nick Hill --- tests/models/test_granite.py | 49 ++ vllm/model_executor/models/__init__.py | 1 + vllm/model_executor/models/granite.py | 543 +++++++++++++++++++++ vllm/transformers_utils/configs/granite.py | 199 ++++++++ 4 files changed, 792 insertions(+) create mode 100644 tests/models/test_granite.py create mode 100644 vllm/model_executor/models/granite.py create mode 100644 vllm/transformers_utils/configs/granite.py diff --git a/tests/models/test_granite.py b/tests/models/test_granite.py new file mode 100644 index 0000000000000..2435b5dc3ff88 --- /dev/null +++ b/tests/models/test_granite.py @@ -0,0 +1,49 @@ +"""Compare the outputs of HF and vLLM for Granite models using greedy sampling. + +Run `pytest tests/models/test_granite.py`. +""" +import importlib.metadata + +import pytest + +from .utils import check_logprobs_close + +TRANSFORMERS_VERSION = tuple( + map(int, + importlib.metadata.version("transformers").split("."))) + +MODELS = [ + "ibm/PowerLM-3b", +] + + +# GraniteForCausalLM will be in transformers >= 4.45 +@pytest.mark.skipif(TRANSFORMERS_VERSION < (4, 45), + reason="granite model test requires transformers >= 4.45") +@pytest.mark.parametrize("model", MODELS) +@pytest.mark.parametrize("dtype", ["bfloat16"]) +@pytest.mark.parametrize("max_tokens", [64]) +@pytest.mark.parametrize("num_logprobs", [5]) +def test_models( + hf_runner, + vllm_runner, + example_prompts, + model: str, + dtype: str, + max_tokens: int, + num_logprobs: int, +) -> None: + # TODO(sang): Sliding window should be tested separately. + with hf_runner(model, dtype=dtype) as hf_model: + hf_outputs = hf_model.generate_greedy_logprobs_limit( + example_prompts, max_tokens, num_logprobs) + + with vllm_runner(model, dtype=dtype) as vllm_model: + vllm_outputs = vllm_model.generate_greedy_logprobs( + example_prompts, max_tokens, num_logprobs) + check_logprobs_close( + outputs_0_lst=hf_outputs, + outputs_1_lst=vllm_outputs, + name_0="hf", + name_1="vllm", + ) diff --git a/vllm/model_executor/models/__init__.py b/vllm/model_executor/models/__init__.py index f4c3e43c8f2a4..e30370596496a 100644 --- a/vllm/model_executor/models/__init__.py +++ b/vllm/model_executor/models/__init__.py @@ -65,6 +65,7 @@ "EAGLEModel": ("eagle", "EAGLE"), "MLPSpeculatorPreTrainedModel": ("mlp_speculator", "MLPSpeculator"), "JambaForCausalLM": ("jamba", "JambaForCausalLM"), + "GraniteForCausalLM": ("granite", "GraniteForCausalLM") } _EMBEDDING_MODELS = { diff --git a/vllm/model_executor/models/granite.py b/vllm/model_executor/models/granite.py new file mode 100644 index 0000000000000..b0325e8b616c8 --- /dev/null +++ b/vllm/model_executor/models/granite.py @@ -0,0 +1,543 @@ +# coding=utf-8 +# Adapted from +# https://github.com/huggingface/transformers/blob/v4.28.0/src/transformers/models/llama/modeling_llama.py +# Copyright 2023 The vLLM team. +# Copyright 2022 EleutherAI and the HuggingFace Inc. team. All rights reserved. +# +# This code is based on EleutherAI's GPT-NeoX library and the GPT-NeoX +# and OPT implementations in this library. It has been modified from its +# original forms to accommodate minor architectural differences compared +# to GPT-NeoX and OPT used by the Meta AI team that trained the model. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +"""Inference-only IBM Granite model compatible with HuggingFace weights.""" +from typing import Any, Dict, Iterable, List, Optional, Tuple, Union + +import torch +from torch import nn + +from vllm.attention import Attention, AttentionMetadata +from vllm.config import CacheConfig, LoRAConfig +from vllm.distributed import (get_pp_group, get_tensor_model_parallel_rank, + get_tensor_model_parallel_world_size) +from vllm.model_executor.layers.activation import SiluAndMul +from vllm.model_executor.layers.layernorm import RMSNorm +from vllm.model_executor.layers.linear import (MergedColumnParallelLinear, + QKVParallelLinear, + RowParallelLinear) +from vllm.model_executor.layers.logits_processor import LogitsProcessor +from vllm.model_executor.layers.quantization.base_config import ( + QuantizationConfig) +from vllm.model_executor.layers.quantization.compressed_tensors.utils import ( + get_compressed_tensors_cache_scale) +from vllm.model_executor.layers.rotary_embedding import get_rope +from vllm.model_executor.layers.sampler import Sampler, SamplerOutput +from vllm.model_executor.layers.vocab_parallel_embedding import ( + DEFAULT_VOCAB_PADDING_SIZE, ParallelLMHead, VocabParallelEmbedding) +from vllm.model_executor.model_loader.weight_utils import ( + default_weight_loader, kv_cache_scales_loader, maybe_remap_kv_scale_name) +from vllm.model_executor.sampling_metadata import SamplingMetadata +from vllm.sequence import IntermediateTensors +from vllm.transformers_utils.configs.granite import GraniteConfig +from vllm.utils import is_hip + +from .interfaces import SupportsLoRA +from .utils import PPMissingLayer, is_pp_missing_parameter, make_layers + + +class GraniteMLP(nn.Module): + + def __init__( + self, + hidden_size: int, + intermediate_size: int, + hidden_act: str, + quant_config: Optional[QuantizationConfig] = None, + bias: bool = False, + prefix: str = "", + ) -> None: + super().__init__() + self.gate_up_proj = MergedColumnParallelLinear( + input_size=hidden_size, + output_sizes=[intermediate_size] * 2, + bias=bias, + quant_config=quant_config, + prefix=f"{prefix}.gate_up_proj") + self.down_proj = RowParallelLinear(input_size=intermediate_size, + output_size=hidden_size, + bias=bias, + quant_config=quant_config, + prefix=f"{prefix}.down_proj") + if hidden_act != "silu": + raise ValueError(f"Unsupported activation: {hidden_act}. " + "Only silu is supported for now.") + self.act_fn = SiluAndMul() + + def forward(self, x): + gate_up, _ = self.gate_up_proj(x) + x = self.act_fn(gate_up) + x, _ = self.down_proj(x) + return x + + +class GraniteAttention(nn.Module): + + def __init__( + self, + config: GraniteConfig, + hidden_size: int, + num_heads: int, + num_kv_heads: int, + rope_theta: float = 10000, + rope_scaling: Optional[Dict[str, Any]] = None, + max_position_embeddings: int = 8192, + quant_config: Optional[QuantizationConfig] = None, + bias: bool = False, + cache_config: Optional[CacheConfig] = None, + prefix: str = "", + ) -> None: + super().__init__() + self.hidden_size = hidden_size + tp_size = get_tensor_model_parallel_world_size() + self.total_num_heads = num_heads + assert self.total_num_heads % tp_size == 0 + self.num_heads = self.total_num_heads // tp_size + self.total_num_kv_heads = num_kv_heads + if self.total_num_kv_heads >= tp_size: + # Number of KV heads is greater than TP size, so we partition + # the KV heads across multiple tensor parallel GPUs. + assert self.total_num_kv_heads % tp_size == 0 + else: + # Number of KV heads is less than TP size, so we replicate + # the KV heads across multiple tensor parallel GPUs. + assert tp_size % self.total_num_kv_heads == 0 + self.num_kv_heads = max(1, self.total_num_kv_heads // tp_size) + # MistralConfig has an optional head_dim introduced by Mistral-Nemo + self.head_dim = getattr(config, "head_dim", + self.hidden_size // self.total_num_heads) + self.q_size = self.num_heads * self.head_dim + self.kv_size = self.num_kv_heads * self.head_dim + self.scaling = config.attention_multiplier + self.rope_theta = rope_theta + self.max_position_embeddings = max_position_embeddings + + self.qkv_proj = QKVParallelLinear( + hidden_size=hidden_size, + head_size=self.head_dim, + total_num_heads=self.total_num_heads, + total_num_kv_heads=self.total_num_kv_heads, + bias=bias, + quant_config=quant_config, + prefix=f"{prefix}.qkv_proj", + ) + self.o_proj = RowParallelLinear( + input_size=self.total_num_heads * self.head_dim, + output_size=hidden_size, + bias=bias, + quant_config=quant_config, + prefix=f"{prefix}.o_proj", + ) + + self.rotary_emb = get_rope( + self.head_dim, + rotary_dim=self.head_dim, + max_position=max_position_embeddings, + base=rope_theta, + rope_scaling=rope_scaling, + ) + self.attn = Attention(self.num_heads, + self.head_dim, + self.scaling, + num_kv_heads=self.num_kv_heads, + cache_config=cache_config, + quant_config=quant_config) + + def forward( + self, + positions: torch.Tensor, + hidden_states: torch.Tensor, + kv_cache: torch.Tensor, + attn_metadata: AttentionMetadata, + ) -> torch.Tensor: + qkv, _ = self.qkv_proj(hidden_states) + q, k, v = qkv.split([self.q_size, self.kv_size, self.kv_size], dim=-1) + q, k = self.rotary_emb(positions, q, k) + attn_output = self.attn(q, k, v, kv_cache, attn_metadata) + output, _ = self.o_proj(attn_output) + return output + + +class GraniteDecoderLayer(nn.Module): + + def __init__( + self, + config: GraniteConfig, + cache_config: Optional[CacheConfig] = None, + quant_config: Optional[QuantizationConfig] = None, + prefix: str = "", + ) -> None: + super().__init__() + self.hidden_size = config.hidden_size + self.residual_multiplier = config.residual_multiplier + rope_theta = getattr(config, "rope_theta", 10000) + rope_scaling = getattr(config, "rope_scaling", None) + if rope_scaling is not None and getattr( + config, "original_max_position_embeddings", None): + rope_scaling["original_max_position_embeddings"] = ( + config.original_max_position_embeddings) + max_position_embeddings = getattr(config, "max_position_embeddings", + 8192) + # Support abacusai/Smaug-72B-v0.1 with attention_bias + # Support internlm/internlm-7b with bias + attention_bias = getattr(config, "attention_bias", False) or getattr( + config, "bias", False) + self.self_attn = GraniteAttention( + config=config, + hidden_size=self.hidden_size, + num_heads=config.num_attention_heads, + num_kv_heads=getattr(config, "num_key_value_heads", + config.num_attention_heads), + rope_theta=rope_theta, + rope_scaling=rope_scaling, + max_position_embeddings=max_position_embeddings, + quant_config=quant_config, + bias=attention_bias, + cache_config=cache_config, + prefix=f"{prefix}.self_attn", + ) + + self.mlp = GraniteMLP( + hidden_size=self.hidden_size, + intermediate_size=config.intermediate_size, + hidden_act=config.hidden_act, + quant_config=quant_config, + bias=getattr(config, "mlp_bias", False), + prefix=f"{prefix}.mlp", + ) + self.input_layernorm = RMSNorm(config.hidden_size, + eps=config.rms_norm_eps) + self.post_attention_layernorm = RMSNorm(config.hidden_size, + eps=config.rms_norm_eps) + + def forward( + self, + positions: torch.Tensor, + hidden_states: torch.Tensor, + kv_cache: torch.Tensor, + attn_metadata: AttentionMetadata, + ) -> Tuple[torch.Tensor, torch.Tensor]: + # Self Attention + residual = hidden_states + hidden_states = self.input_layernorm(hidden_states) + hidden_states = self.self_attn( + positions=positions, + hidden_states=hidden_states, + kv_cache=kv_cache, + attn_metadata=attn_metadata, + ) + hidden_states = residual + hidden_states * self.residual_multiplier + # Fully Connected + residual = hidden_states + hidden_states = self.post_attention_layernorm(hidden_states) + hidden_states = self.mlp(hidden_states) + hidden_states = residual + hidden_states * self.residual_multiplier + return hidden_states + + +class GraniteModel(nn.Module): + + def __init__( + self, + config: GraniteConfig, + cache_config: Optional[CacheConfig] = None, + quant_config: Optional[QuantizationConfig] = None, + lora_config: Optional[LoRAConfig] = None, + prefix: str = "", + ) -> None: + super().__init__() + self.config = config + self.padding_idx = config.pad_token_id + lora_vocab = (lora_config.lora_extra_vocab_size * + (lora_config.max_loras or 1)) if lora_config else 0 + self.vocab_size = config.vocab_size + lora_vocab + self.org_vocab_size = config.vocab_size + if get_pp_group().is_first_rank or (config.tie_word_embeddings + and get_pp_group().is_last_rank): + self.embed_tokens = VocabParallelEmbedding( + self.vocab_size, + config.hidden_size, + org_num_embeddings=config.vocab_size, + quant_config=quant_config, + ) + else: + self.embed_tokens = PPMissingLayer() + self.start_layer, self.end_layer, self.layers = make_layers( + config.num_hidden_layers, + lambda prefix: GraniteDecoderLayer(config=config, + cache_config=cache_config, + quant_config=quant_config, + prefix=prefix), + prefix=f"{prefix}.layers") + if get_pp_group().is_last_rank: + self.norm = RMSNorm(config.hidden_size, eps=config.rms_norm_eps) + else: + self.norm = PPMissingLayer() + + def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor: + return self.embed_tokens(input_ids) + + def forward( + self, + input_ids: Optional[torch.Tensor], + positions: torch.Tensor, + kv_caches: List[torch.Tensor], + attn_metadata: AttentionMetadata, + intermediate_tensors: Optional[IntermediateTensors], + inputs_embeds: Optional[torch.Tensor] = None, + ) -> Union[torch.Tensor, IntermediateTensors]: + if get_pp_group().is_first_rank: + if inputs_embeds is not None: + hidden_states = inputs_embeds + else: + hidden_states = self.get_input_embeddings(input_ids) + residual = None + else: + assert intermediate_tensors is not None + hidden_states = intermediate_tensors["hidden_states"] + residual = intermediate_tensors["residual"] + + hidden_states *= self.config.embedding_multiplier + + for i in range(self.start_layer, self.end_layer): + layer = self.layers[i] + hidden_states = layer( + positions, + hidden_states, + kv_caches[i - self.start_layer], + attn_metadata, + ) + + if not get_pp_group().is_last_rank: + return IntermediateTensors({ + "hidden_states": hidden_states, + "residual": residual + }) + + hidden_states = self.norm(hidden_states) + return hidden_states + + +class GraniteForCausalLM(nn.Module, SupportsLoRA): + packed_modules_mapping = { + "qkv_proj": [ + "q_proj", + "k_proj", + "v_proj", + ], + "gate_up_proj": [ + "gate_proj", + "up_proj", + ], + } + + # LoRA specific attributes + supported_lora_modules = [ + "qkv_proj", "o_proj", "gate_up_proj", "down_proj", "embed_tokens", + "lm_head" + ] + embedding_modules = { + "embed_tokens": "input_embeddings", + "lm_head": "output_embeddings", + } + embedding_padding_modules = ["lm_head"] + bitsandbytes_stacked_params_mapping = { + # shard_name, weight_name, index + "q_proj": ("qkv_proj", 0), + "k_proj": ("qkv_proj", 1), + "v_proj": ("qkv_proj", 2), + "gate_proj": ("gate_up_proj", 0), + "up_proj": ("gate_up_proj", 1), + } + + def __init__( + self, + config: GraniteConfig, + cache_config: Optional[CacheConfig] = None, + quant_config: Optional[QuantizationConfig] = None, + lora_config: Optional[LoRAConfig] = None, + ) -> None: + super().__init__() + + self.config = config + self.lora_config = lora_config + + self.model = GraniteModel(config, + cache_config, + quant_config, + lora_config=lora_config, + prefix="model") + if get_pp_group().is_last_rank: + self.unpadded_vocab_size = config.vocab_size + if lora_config: + self.unpadded_vocab_size += lora_config.lora_extra_vocab_size + self.lm_head = ParallelLMHead( + self.unpadded_vocab_size, + config.hidden_size, + org_num_embeddings=config.vocab_size, + padding_size=DEFAULT_VOCAB_PADDING_SIZE + # We need bigger padding if using lora for kernel + # compatibility + if not lora_config else lora_config.lora_vocab_padding_size, + quant_config=quant_config, + ) + if config.tie_word_embeddings: + self.lm_head.weight = self.model.embed_tokens.weight + + logit_scale = getattr(config, "logit_scale", 1.0) + self.logits_processor = LogitsProcessor(self.unpadded_vocab_size, + config.vocab_size, + logit_scale) + self.sampler = Sampler() + else: + self.lm_head = PPMissingLayer() + + def forward( + self, + input_ids: torch.Tensor, + positions: torch.Tensor, + kv_caches: List[torch.Tensor], + attn_metadata: AttentionMetadata, + intermediate_tensors: Optional[IntermediateTensors] = None, + ) -> Union[torch.Tensor, IntermediateTensors]: + model_output = self.model(input_ids, positions, kv_caches, + attn_metadata, intermediate_tensors) + return model_output + + def compute_logits( + self, hidden_states: torch.Tensor, + sampling_metadata: SamplingMetadata) -> Optional[torch.Tensor]: + logits = self.logits_processor(self.lm_head, hidden_states, + sampling_metadata) + logits /= self.config.logits_scaling + return logits + + def sample( + self, + logits: torch.Tensor, + sampling_metadata: SamplingMetadata, + ) -> Optional[SamplerOutput]: + next_tokens = self.sampler(logits, sampling_metadata) + return next_tokens + + def make_empty_intermediate_tensors( + self, batch_size: int, dtype: torch.dtype, + device: torch.device) -> IntermediateTensors: + return IntermediateTensors({ + "hidden_states": + torch.zeros((batch_size, self.config.hidden_size), + dtype=dtype, + device=device), + "residual": + torch.zeros((batch_size, self.config.hidden_size), + dtype=dtype, + device=device), + }) + + def load_weights(self, weights: Iterable[Tuple[str, torch.Tensor]]): + stacked_params_mapping = [ + # (param_name, shard_name, shard_id) + (".qkv_proj", ".q_proj", "q"), + (".qkv_proj", ".k_proj", "k"), + (".qkv_proj", ".v_proj", "v"), + (".gate_up_proj", ".gate_proj", 0), + (".gate_up_proj", ".up_proj", 1), + ] + params_dict = dict(self.named_parameters()) + for name, loaded_weight in weights: + if "rotary_emb.inv_freq" in name: + continue + if ("rotary_emb.cos_cached" in name + or "rotary_emb.sin_cached" in name): + # Models trained using ColossalAI may include these tensors in + # the checkpoint. Skip them. + continue + # With tie_word_embeddings, we can skip lm_head.weight + # The weight might appear unnecessarily in the files if the model is + # processed with quantization, LoRA, fine-tuning, etc. + if self.config.tie_word_embeddings and "lm_head.weight" in name: + continue + if scale_name := get_compressed_tensors_cache_scale(name): + # Loading kv cache scales for compressed-tensors quantization + param = params_dict[scale_name] + weight_loader = getattr(param, "weight_loader", + default_weight_loader) + loaded_weight = loaded_weight[0] + weight_loader(param, loaded_weight) + continue + for (param_name, weight_name, shard_id) in stacked_params_mapping: + if weight_name not in name: + continue + name = name.replace(weight_name, param_name) + # Skip loading extra bias for GPTQ models. + if name.endswith(".bias") and name not in params_dict: + continue + + if is_pp_missing_parameter(name, self): + continue + + param = params_dict[name] + weight_loader = param.weight_loader + weight_loader(param, loaded_weight, shard_id) + + break + else: + # Skip loading extra bias for GPTQ models. + if name.endswith(".bias") and name not in params_dict: + continue + # Remapping the name of FP8 kv-scale. + name = maybe_remap_kv_scale_name(name, params_dict) + if name is None: + continue + + if is_pp_missing_parameter(name, self): + continue + + param = params_dict[name] + weight_loader = getattr(param, "weight_loader", + default_weight_loader) + weight_loader(param, loaded_weight) + + # If this function is called, it should always initialize KV cache scale + # factors (or else raise an exception). Thus, handled exceptions should + # make sure to leave KV cache scale factors in a known good (dummy) state + def load_kv_cache_scales(self, quantization_param_path: str) -> None: + tp_size = get_tensor_model_parallel_world_size() + tp_rank = get_tensor_model_parallel_rank() + for layer_idx, scaling_factor in kv_cache_scales_loader( + quantization_param_path, tp_rank, tp_size, + self.config.num_hidden_layers, + self.config.__class__.model_type): + if not isinstance(self.model.layers[layer_idx], nn.Identity): + layer_self_attn = self.model.layers[layer_idx].self_attn + + if is_hip(): + # The scaling factor convention we are assuming is + # quantized_value * scaling_factor ~= true_value + # which is consistent with the practice of setting + # scaling_factor = tensor_amax / FPtype_max + scaling_factor *= 2 + if hasattr(layer_self_attn, "kv_scale"): + layer_self_attn.attn._kv_scale = scaling_factor + else: + raise RuntimeError("Self attention has no KV cache scaling " + "factor attribute!") diff --git a/vllm/transformers_utils/configs/granite.py b/vllm/transformers_utils/configs/granite.py new file mode 100644 index 0000000000000..c12838be5d385 --- /dev/null +++ b/vllm/transformers_utils/configs/granite.py @@ -0,0 +1,199 @@ +# coding=utf-8 +# Copyright 2024 EleutherAI and the HuggingFace Inc. team. All rights reserved. +# +# This code is based on EleutherAI's GPT-NeoX library and the GPT-NeoX +# and OPT implementations in this library. It has been modified from its +# original forms to accommodate minor architectural differences compared +# to GPT-NeoX and OPT used by the Meta AI team that trained the model. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +"""Granite model configuration""" + +from transformers.configuration_utils import PretrainedConfig +from transformers.modeling_rope_utils import rope_config_validation +from transformers.utils import logging + +logger = logging.get_logger(__name__) + + +class GraniteConfig(PretrainedConfig): + r""" + This is the configuration class to store the configuration of + a [`GraniteModel`]. It is used to instantiate an Granite + model according to the specified arguments, defining the model architecture. + Instantiating a configuration with the defaults will yield a similar + configuration to that of the Granite-3B. + + Configuration objects inherit from [`PretrainedConfig`] and can be used to + control the model outputs. Read the documentation from [`PretrainedConfig`] + for more information. + + + Args: + vocab_size (`int`, *optional*, defaults to 32000): + Vocabulary size of the Granite model. Defines the number of + different tokens that can be represented by the `inputs_ids` + passed when calling [`GraniteModel`] + hidden_size (`int`, *optional*, defaults to 4096): + Dimension of the hidden representations. + intermediate_size (`int`, *optional*, defaults to 11008): + Dimension of the MLP representations. + num_hidden_layers (`int`, *optional*, defaults to 32): + Number of hidden layers in the Transformer decoder. + num_attention_heads (`int`, *optional*, defaults to 32): + Number of attention heads for each attention layer in the + Transformer decoder. + num_key_value_heads (`int`, *optional*): + This is the number of key_value heads that should be used to + implement Grouped Query Attention. If + `num_key_value_heads=num_attention_heads`, the model will use Multi + Head Attention (MHA), if `num_key_value_heads=1` the model will use + Multi Query Attention (MQA) otherwise GQA is used. When converting + a multi-head checkpoint to a GQA checkpoint, each group key and + value head should be constructed by meanpooling all the original + heads within that group. For more details checkout + [this paper](https://arxiv.org/pdf/2305.13245.pdf). If it is not + specified, will default to `num_attention_heads`. + hidden_act (`str` or `function`, *optional*, defaults to `"silu"`): + The non-linear activation function (function or string) in the + decoder. + max_position_embeddings (`int`, *optional*, defaults to 2048): + The maximum sequence length that this model might ever be used with. + initializer_range (`float`, *optional*, defaults to 0.02): + The standard deviation of the truncated_normal_initializer for + initializing all weight matrices. + rms_norm_eps (`float`, *optional*, defaults to 1e-06): + The epsilon used by the rms normalization layers. + use_cache (`bool`, *optional*, defaults to `True`): + Whether or not the model should return the last key/values + attentions (not used by all models). Only relevant if + `config.is_decoder=True`. + pad_token_id (`int`, *optional*): + Padding token id. + bos_token_id (`int`, *optional*, defaults to 1): + Beginning of stream token id. + eos_token_id (`int`, *optional*, defaults to 2): + End of stream token id. + tie_word_embeddings (`bool`, *optional*, defaults to `False`): + Whether to tie weight embeddings + rope_theta (`float`, *optional*, defaults to 10000.0): + The base period of the RoPE embeddings. + rope_scaling (`Dict`, *optional*): + Dictionary containing the scaling configuration for the RoPE + embeddings. Currently supports two scaling strategies: linear and + dynamic. Their scaling factor must be a float greater than 1. The + expected format is + `{"type": strategy name, "factor": scaling factor}`. + When using this flag, don't update `max_position_embeddings` to + the expected new maximum. See the following thread for more + information on how these scaling strategies behave: + https://www.reddit.com/r/LocalLLaMA/comments/14mrgpr/dynamically_scaled_rope_further_increases/. + This is an experimental feature, subject to breaking API changes + in future versions. + attention_bias (`bool`, *optional*, defaults to `False`): + Whether to use a bias in the query, key, value and output + projection layers during self-attention. + attention_dropout (`float`, *optional*, defaults to 0.0): + The dropout ratio for the attention probabilities. + mlp_bias (`bool`, *optional*, defaults to `False`): + Whether to use a bias in up_proj, down_proj and gate_proj layers + in the MLP layers. + embedding_multiplier (`float`, *optional*, defaults to 1.0): + embedding multiplier + logits_scaling (`float`, *optional*, defaults to 1.0): + divisor for output logits + residual_multiplier (`float`, *optional*, defaults to 1.0): + residual multiplier + attention_multiplier (`float`, *optional*, defaults to 1.0): + attention multiplier + + ```python + >>> from transformers import GraniteModel, GraniteConfig + + >>> # Initializing a Granite granite-3b style configuration + >>> configuration = GraniteConfig() + + >>> # Initializing a model from the granite-7b style configuration + >>> model = GraniteModel(configuration) + + >>> # Accessing the model configuration + >>> configuration = model.config + ```""" + + model_type = "granite" + keys_to_ignore_at_inference = ["past_key_values"] + + def __init__( + self, + vocab_size=32000, + hidden_size=4096, + intermediate_size=11008, + num_hidden_layers=32, + num_attention_heads=32, + num_key_value_heads=None, + hidden_act="silu", + max_position_embeddings=2048, + initializer_range=0.02, + rms_norm_eps=1e-6, + use_cache=True, + pad_token_id=None, + bos_token_id=1, + eos_token_id=2, + tie_word_embeddings=False, + rope_theta=10000.0, + rope_scaling=None, + attention_bias=False, + attention_dropout=0.0, + mlp_bias=False, + embedding_multiplier=1.0, + logits_scaling=1.0, + residual_multiplier=1.0, + attention_multiplier=1.0, + **kwargs, + ): + self.vocab_size = vocab_size + self.max_position_embeddings = max_position_embeddings + self.hidden_size = hidden_size + self.intermediate_size = intermediate_size + self.num_hidden_layers = num_hidden_layers + self.num_attention_heads = num_attention_heads + + # for backward compatibility + if num_key_value_heads is None: + num_key_value_heads = num_attention_heads + + self.num_key_value_heads = num_key_value_heads + self.hidden_act = hidden_act + self.initializer_range = initializer_range + self.rms_norm_eps = rms_norm_eps + self.use_cache = use_cache + self.rope_theta = rope_theta + self.rope_scaling = rope_scaling + self.attention_bias = attention_bias + self.attention_dropout = attention_dropout + self.mlp_bias = mlp_bias + + self.embedding_multiplier = embedding_multiplier + self.logits_scaling = logits_scaling + self.residual_multiplier = residual_multiplier + self.attention_multiplier = attention_multiplier + + super().__init__( + pad_token_id=pad_token_id, + bos_token_id=bos_token_id, + eos_token_id=eos_token_id, + tie_word_embeddings=tie_word_embeddings, + **kwargs, + ) + + rope_config_validation(self)