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    ¾e¦it  ã                   @   s@   d Z ddlmZ ddlmZ e e¡ZG dd„ deƒZdgZ	dS )zGPT-J model configurationé   )ÚPreTrainedConfig)Úloggingc                       sX   e Zd ZdZdZdddddœZ				
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GPTJConfiga=  
    This is the configuration class to store the configuration of a [`GPTJModel`]. It is used to instantiate a GPT-J
    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 GPT-J
    [EleutherAI/gpt-j-6B](https://huggingface.co/EleutherAI/gpt-j-6B) architecture. 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 50400):
            Vocabulary size of the GPT-J model. Defines the number of different tokens that can be represented by the
            `inputs_ids` passed when calling [`GPTJModel`].
        n_positions (`int`, *optional*, defaults to 2048):
            The maximum sequence length that this model might ever be used with. Typically set this to something large
            just in case (e.g., 512 or 1024 or 2048).
        n_embd (`int`, *optional*, defaults to 4096):
            Dimensionality of the embeddings and hidden states.
        n_layer (`int`, *optional*, defaults to 28):
            Number of hidden layers in the Transformer encoder.
        n_head (`int`, *optional*, defaults to 16):
            Number of attention heads for each attention layer in the Transformer encoder.
        rotary_dim (`int`, *optional*, defaults to 64):
            Number of dimensions in the embedding that Rotary Position Embedding is applied to.
        n_inner (`int`, *optional*, defaults to None):
            Dimensionality of the inner feed-forward layers. `None` will set it to 4 times n_embd
        activation_function (`str`, *optional*, defaults to `"gelu_new"`):
            Activation function, to be selected in the list `["relu", "silu", "gelu", "tanh", "gelu_new"]`.
        resid_pdrop (`float`, *optional*, defaults to 0.1):
            The dropout probability for all fully connected layers in the embeddings, encoder, and pooler.
        embd_pdrop (`int`, *optional*, defaults to 0.1):
            The dropout ratio for the embeddings.
        attn_pdrop (`float`, *optional*, defaults to 0.1):
            The dropout ratio for the attention.
        layer_norm_epsilon (`float`, *optional*, defaults to 1e-5):
            The epsilon to use in the layer normalization layers.
        initializer_range (`float`, *optional*, defaults to 0.02):
            The standard deviation of the truncated_normal_initializer for initializing all weight matrices.
        use_cache (`bool`, *optional*, defaults to `True`):
            Whether or not the model should return the last key/values attentions (not used by all models).

    Example:

    ```python
    >>> from transformers import GPTJModel, GPTJConfig

    >>> # Initializing a GPT-J 6B configuration
    >>> configuration = GPTJConfig()

    >>> # Initializing a model from the configuration
    >>> model = GPTJModel(configuration)

    >>> # Accessing the model configuration
    >>> configuration = model.config
    ```ÚgptjÚn_positionsÚn_embdÚn_headÚn_layer)Úmax_position_embeddingsÚhidden_sizeÚnum_attention_headsÚnum_hidden_layerséàÄ  é   é   é   é   é@   NÚgelu_newç        çñhãˆµøä>ç{®Gáz”?TéPÄ  Fc                    s‚   || _ || _|| _|| _|| _|| _|| _|| _|	| _|
| _	|| _
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vocab_sizer   r   r	   r   Ún_innerÚ
rotary_dimÚactivation_functionÚresid_pdropÚ
embd_pdropÚ
attn_pdropÚlayer_norm_epsilonÚinitializer_rangeÚ	use_cacheÚbos_token_idÚeos_token_idÚpad_token_idÚtie_word_embeddingsÚsuperÚ__init__)Úselfr   r   r   r	   r   r   r   r   r   r   r    r!   r"   r#   r$   r%   r&   r'   Úkwargs©Ú	__class__r   úi/home/ubuntu/transcripts/venv/lib/python3.10/site-packages/transformers/models/gptj/configuration_gptj.pyr)   W   s&   zGPTJConfig.__init__)r   r   r   r   r   r   Nr   r   r   r   r   r   Tr   r   NF)Ú__name__Ú
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