Commit
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3830381
1
Parent(s):
1752c7c
configuration
Browse filesSigned-off-by: jupyterjazz <[email protected]>
- configuration_xlm_roberta.py +85 -36
configuration_xlm_roberta.py
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from
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import torch
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class XLMRobertaFlashConfig(PretrainedConfig):
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def __init__(
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self.vocab_size = vocab_size
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self.hidden_size = hidden_size
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@@ -67,7 +112,11 @@ class XLMRobertaFlashConfig(PretrainedConfig):
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self.emb_pooler = emb_pooler
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self.matryoshka_dimensions = matryoshka_dimensions
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self.truncate_dim = truncate_dim
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if
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self.torch_dtype = getattr(torch, torch_dtype)
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else:
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self.torch_dtype = torch_dtype
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from typing import Any, Dict, List, Optional, Union
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import torch
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from transformers import PretrainedConfig
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class XLMRobertaFlashConfig(PretrainedConfig):
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def __init__(
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self,
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vocab_size: int = 250002,
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hidden_size: int = 1024,
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num_hidden_layers: int = 24,
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num_attention_heads: int = 16,
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intermediate_size: int = 4096,
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hidden_act: str = "gelu",
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hidden_dropout_prob: float = 0.1,
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attention_probs_dropout_prob: float = 0.1,
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max_position_embeddings: int = 8194,
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type_vocab_size: int = 1,
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initializer_range: float = 0.02,
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layer_norm_eps: float = 1e-05,
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pad_token_id: int = 1,
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bos_token_id: int = 0,
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eos_token_id: int = 2,
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position_embedding_type: str = "rotary",
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rotary_emb_base: float = 10000.0,
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use_cache: bool = True,
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classifier_dropout: Optional[float] = None,
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lora_adaptations: Optional[List[str]] = None,
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lora_prompts: Optional[Dict[str, str]] = None,
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lora_rank: int = 4,
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lora_dropout_p: float = 0.0,
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lora_alpha: int = 1,
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lora_main_params_trainable: bool = False,
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load_trained_adapters: bool = False,
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use_flash_attn: bool = True,
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torch_dtype: Optional[Union[str, torch.dtype]] = None,
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emb_pooler: Optional[str] = None,
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matryoshka_dimensions: Optional[List[int]] = None,
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truncate_dim: Optional[int] = None,
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**kwargs: Dict[str, Any],
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"""
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Initialize the XLMRobertaFlashConfig configuration.
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Args:
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vocab_size (int): Size of the vocabulary.
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hidden_size (int): Dimensionality of the encoder layers and the pooler layer.
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num_hidden_layers (int): Number of hidden layers in the Transformer encoder.
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num_attention_heads (int): Number of attention heads for each attention layer in the Transformer encoder.
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intermediate_size (int): Dimensionality of the "intermediate" (i.e., feed-forward) layer in the Transformer.
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hidden_act (str): The activation function to use.
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hidden_dropout_prob (float): The dropout probability for all fully connected layers in the embeddings, encoder, and pooler.
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attention_probs_dropout_prob (float): The dropout ratio for the attention probabilities.
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max_position_embeddings (int): The maximum length of the position embeddings.
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type_vocab_size (int): The vocabulary size of the token type ids.
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initializer_range (float): The standard deviation for initializing all weight matrices.
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layer_norm_eps (float): The epsilon used by the layer normalization layers.
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pad_token_id (int): The ID of the padding token.
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bos_token_id (int): The ID of the beginning-of-sequence token.
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eos_token_id (int): The ID of the end-of-sequence token.
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position_embedding_type (str): Type of position embeddings. Options are 'absolute', 'alibi', or 'rotary'.
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rotary_emb_base (float): Base for rotary embeddings.
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use_cache (bool): Whether or not the model should return the last key/values attentions (not used by all models).
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classifier_dropout (Optional[float]): The dropout ratio for the classification head.
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lora_adaptations (Optional[List[str]]): LoRA adaptations configuration.
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lora_prompts (Optional[Dict[str, str]]): LoRA prompts configuration.
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lora_rank (int): Rank for LoRA adaptations.
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lora_dropout_p (float): Dropout probability for LoRA adaptations.
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lora_alpha (int): Alpha parameter for LoRA.
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lora_main_params_trainable (bool): Whether to make the main model parameters trainable when using LoRA.
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load_trained_adapters (bool): Whether to load trained adapters.
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use_flash_attn (bool): Whether to use FlashAttention.
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torch_dtype (Optional[Union[str, torch.dtype]]): Data type for the tensors.
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emb_pooler (Optional[str]): Pooling layer configuration.
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matryoshka_dimensions (Optional[List[int]]): Configuration for matryoshka dimension reduction.
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truncate_dim (Optional[int]): Dimension to truncate embeddings to, if any.
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**kwargs (Dict[str, Any]): Additional keyword arguments passed to the configuration.
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"""
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super().__init__(
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pad_token_id=pad_token_id,
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bos_token_id=bos_token_id,
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eos_token_id=eos_token_id,
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**kwargs,
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)
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self.vocab_size = vocab_size
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self.hidden_size = hidden_size
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self.emb_pooler = emb_pooler
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self.matryoshka_dimensions = matryoshka_dimensions
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self.truncate_dim = truncate_dim
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if (
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torch_dtype
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and hasattr(torch, torch_dtype)
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and type(getattr(torch, torch_dtype)) is torch.dtype
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):
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self.torch_dtype = getattr(torch, torch_dtype)
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else:
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self.torch_dtype = torch_dtype
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