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dgZdS )zNemotron model configurationé   )ÚPreTrainedConfig)ÚRopeParameters)Úloggingc                *       s  e Zd ZdZdZdgZ										
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f B d	B d$e	d	B d%ed	B d&e	d	B f(‡ fd'd(„Z‡  ZS )*ÚNemotronConfiga*  
    This is the configuration class to store the configuration of a [`NemotronModel`]. It is used to instantiate an Nemotron
    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 Nemotron-8B.
    e.g. [nvidia/nemotron-3-8b-base-4k-hf](https://huggingface.co/nvidia/nemotron-3-8b-base-4k-hf).
    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 256000):
            Vocabulary size of the Nemotron model. Defines the number of different tokens that can be represented by the
            `inputs_ids` passed when calling [`NemotronModel`]
        hidden_size (`int`, *optional*, defaults to 6144):
            Dimension of the hidden representations.
        intermediate_size (`int`, *optional*, defaults to 24576):
            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 48):
            Number of attention heads for each attention layer in the Transformer decoder.
        head_dim (`int`, *optional*):
            Projection weights dimension in multi-head attention. Set to hidden_size // num_attention_heads if None
        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, check out [this
            paper](https://huggingface.co/papers/2305.13245). If it is not specified, will default to
            `num_attention_heads`.
        hidden_act (`str` or `function`, *optional*, defaults to `"relu2"`):
            The non-linear activation function (function or string) in the decoder.
        max_position_embeddings (`int`, *optional*, defaults to 4096):
            The maximum sequence length that this model might ever be used with.
        initializer_range (`float`, *optional*, defaults to 0.0134):
            The standard deviation of the truncated_normal_initializer for initializing all weight matrices.
        norm_eps (`float`, *optional*, defaults to 1e-05):
            The epsilon used by the 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 2):
            Beginning of stream token id.
        eos_token_id (`int`, *optional*, defaults to 3):
            End of stream token id.
        tie_word_embeddings (`bool`, *optional*, defaults to `False`):
            Whether to tie weight embeddings
        rope_parameters (`RopeParameters`, *optional*):
            Dictionary containing the configuration parameters for the RoPE embeddings. The dictionary should contain
            a value for `rope_theta` and optionally parameters used for scaling in case you want to use RoPE
            with longer `max_position_embeddings`.
        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 and down_proj layers in the MLP layers.

    ```python
    >>> from transformers import NemotronModel, NemotronConfig

    >>> # Initializing a Nemotron nemotron-15b style configuration
    >>> configuration = NemotronConfig()

    >>> # Initializing a model from the nemotron-15b style configuration
    >>> model = NemotronModel(configuration)

    >>> # Accessing the model configuration
    >>> configuration = model.config
    ```ÚnemotronÚpast_key_valuesé è é   é `  é    é0   NÚrelu2é   çS–!Žuq‹?çñhãˆµøä>Té   r   Fç        Ú
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