Convert formatting to use ruff instead of yapf + isort (#26247)
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
This commit is contained in:
@@ -14,30 +14,38 @@ from transformers import MptConfig
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from vllm.attention import Attention
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from vllm.compilation.decorators import support_torch_compile
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from vllm.config import CacheConfig, VllmConfig
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from vllm.distributed import (get_pp_group, get_tensor_model_parallel_rank,
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get_tensor_model_parallel_world_size)
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from vllm.distributed import (
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get_pp_group,
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get_tensor_model_parallel_rank,
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get_tensor_model_parallel_world_size,
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)
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from vllm.model_executor.layers.activation import get_act_fn
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from vllm.model_executor.layers.linear import (ColumnParallelLinear,
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QKVParallelLinear,
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RowParallelLinear)
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from vllm.model_executor.layers.linear import (
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ColumnParallelLinear,
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QKVParallelLinear,
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RowParallelLinear,
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)
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from vllm.model_executor.layers.logits_processor import LogitsProcessor
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from vllm.model_executor.layers.quantization import QuantizationConfig
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from vllm.model_executor.layers.vocab_parallel_embedding import (
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VocabParallelEmbedding)
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from vllm.model_executor.layers.vocab_parallel_embedding import VocabParallelEmbedding
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from vllm.model_executor.model_loader.weight_utils import default_weight_loader
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from vllm.sequence import IntermediateTensors
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from .interfaces import SupportsPP
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from .utils import (AutoWeightsLoader, is_pp_missing_parameter,
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make_empty_intermediate_tensors_factory, make_layers,
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maybe_prefix)
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from .utils import (
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AutoWeightsLoader,
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is_pp_missing_parameter,
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make_empty_intermediate_tensors_factory,
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make_layers,
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maybe_prefix,
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)
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def _get_alibi_slopes(
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total_num_heads: int,
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alibi_bias_max: int,
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) -> torch.Tensor:
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next_power_of_2 = 2**math.ceil(math.log2(total_num_heads))
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next_power_of_2 = 2 ** math.ceil(math.log2(total_num_heads))
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m = torch.arange(1, next_power_of_2 + 1, dtype=torch.float32)
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m = m.mul(alibi_bias_max / next_power_of_2)
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slopes = 1.0 / torch.pow(2, m)
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@@ -47,7 +55,6 @@ def _get_alibi_slopes(
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class MPTAttention(nn.Module):
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def __init__(
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self,
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config: MptConfig,
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@@ -107,20 +114,21 @@ class MPTAttention(nn.Module):
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tp_rank = get_tensor_model_parallel_rank()
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head_start = tp_rank * self.num_heads
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head_end = (tp_rank + 1) * self.num_heads
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alibi_slopes = _get_alibi_slopes(self.total_num_heads,
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self.alibi_bias_max)
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alibi_slopes = _get_alibi_slopes(self.total_num_heads, self.alibi_bias_max)
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alibi_slopes = alibi_slopes[head_start:head_end].tolist()
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self.head_dim = self.d_model // self.total_num_heads
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scaling = self.head_dim**-0.5
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self.attn = Attention(self.num_heads,
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self.head_dim,
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scaling,
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alibi_slopes=alibi_slopes,
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num_kv_heads=self.num_kv_heads,
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cache_config=cache_config,
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quant_config=quant_config,
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prefix=f"{prefix}.attn")
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self.attn = Attention(
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self.num_heads,
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self.head_dim,
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scaling,
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alibi_slopes=alibi_slopes,
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num_kv_heads=self.num_kv_heads,
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cache_config=cache_config,
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quant_config=quant_config,
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prefix=f"{prefix}.attn",
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)
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def forward(
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self,
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@@ -141,7 +149,6 @@ class MPTAttention(nn.Module):
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class MPTMLP(nn.Module):
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def __init__(
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self,
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config: MptConfig,
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@@ -173,7 +180,6 @@ class MPTMLP(nn.Module):
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class MPTBlock(nn.Module):
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def __init__(
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self,
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config: MptConfig,
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@@ -184,10 +190,9 @@ class MPTBlock(nn.Module):
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super().__init__()
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hidden_size = config.d_model
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self.norm_1 = nn.LayerNorm(hidden_size)
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self.attn = MPTAttention(config,
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cache_config,
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quant_config,
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prefix=f"{prefix}.attn")
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self.attn = MPTAttention(
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config, cache_config, quant_config, prefix=f"{prefix}.attn"
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)
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self.norm_2 = nn.LayerNorm(hidden_size)
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self.ffn = MPTMLP(config, quant_config)
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@@ -210,7 +215,6 @@ class MPTBlock(nn.Module):
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@support_torch_compile
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class MPTModel(nn.Module):
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def __init__(self, *, vllm_config: VllmConfig, prefix: str = ""):
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super().__init__()
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@@ -227,19 +231,18 @@ class MPTModel(nn.Module):
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)
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self.start_layer, self.end_layer, self.blocks = make_layers(
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config.n_layers,
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lambda prefix: MPTBlock(
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config, cache_config, quant_config, prefix=prefix),
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prefix=f"{prefix}.blocks")
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lambda prefix: MPTBlock(config, cache_config, quant_config, prefix=prefix),
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prefix=f"{prefix}.blocks",
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)
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self.norm_f = nn.LayerNorm(config.d_model)
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if config.no_bias:
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for module in self.modules():
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if hasattr(module, "bias") and isinstance(
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module.bias, nn.Parameter):
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if hasattr(module, "bias") and isinstance(module.bias, nn.Parameter):
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# Remove the bias term in Linear and LayerNorm.
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module.register_parameter("bias", None)
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self.make_empty_intermediate_tensors = (
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make_empty_intermediate_tensors_factory(["hidden_states"],
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config.d_model))
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self.make_empty_intermediate_tensors = make_empty_intermediate_tensors_factory(
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["hidden_states"], config.d_model
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)
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def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
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return self.wte(input_ids)
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@@ -267,8 +270,7 @@ class MPTModel(nn.Module):
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hidden_states = self.norm_f(hidden_states)
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return hidden_states
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def load_weights(self, weights: Iterable[tuple[str,
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torch.Tensor]]) -> set[str]:
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def load_weights(self, weights: Iterable[tuple[str, torch.Tensor]]) -> set[str]:
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params_dict = dict(self.named_parameters(remove_duplicate=False))
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loaded_params: set[str] = set()
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for name, loaded_weight in weights:
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@@ -278,15 +280,13 @@ class MPTModel(nn.Module):
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if is_pp_missing_parameter(name, self):
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continue
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param = params_dict[name]
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weight_loader = getattr(param, "weight_loader",
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default_weight_loader)
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weight_loader = getattr(param, "weight_loader", default_weight_loader)
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weight_loader(param, loaded_weight)
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loaded_params.add(name)
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return loaded_params
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class MPTForCausalLM(nn.Module, SupportsPP):
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def __init__(self, *, vllm_config: VllmConfig, prefix: str = ""):
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super().__init__()
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config = vllm_config.model_config.hf_config
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@@ -295,12 +295,14 @@ class MPTForCausalLM(nn.Module, SupportsPP):
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assert config.tie_word_embeddings
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self.quant_config = quant_config
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self.transformer = MPTModel(vllm_config=vllm_config,
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prefix=maybe_prefix(prefix, "transformer"))
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self.transformer = MPTModel(
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vllm_config=vllm_config, prefix=maybe_prefix(prefix, "transformer")
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)
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self.lm_head = self.transformer.wte
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self.logits_processor = LogitsProcessor(config.vocab_size)
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self.make_empty_intermediate_tensors = (
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self.transformer.make_empty_intermediate_tensors)
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self.transformer.make_empty_intermediate_tensors
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)
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def get_input_embeddings(self, input_ids: torch.Tensor) -> torch.Tensor:
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return self.transformer.get_input_embeddings(input_ids)
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@@ -312,8 +314,9 @@ class MPTForCausalLM(nn.Module, SupportsPP):
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intermediate_tensors: Optional[IntermediateTensors] = None,
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inputs_embeds: Optional[torch.Tensor] = None,
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) -> Union[torch.Tensor, IntermediateTensors]:
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hidden_states = self.transformer(input_ids, positions,
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intermediate_tensors, inputs_embeds)
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hidden_states = self.transformer(
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input_ids, positions, intermediate_tensors, inputs_embeds
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)
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return hidden_states
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def compute_logits(
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@@ -323,7 +326,6 @@ class MPTForCausalLM(nn.Module, SupportsPP):
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logits = self.logits_processor(self.lm_head, hidden_states)
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return logits
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def load_weights(self, weights: Iterable[tuple[str,
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torch.Tensor]]) -> set[str]:
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def load_weights(self, weights: Iterable[tuple[str, torch.Tensor]]) -> set[str]:
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loader = AutoWeightsLoader(self)
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return loader.load_weights(weights)
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