# Copyright 2022 The Google AI Language Team Authors and The HuggingFace Inc. team.
# Copyright (c) 2018, NVIDIA CORPORATION.  All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
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#     http://www.apache.org/licenses/LICENSE-2.0
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"""ERNIE model configuration"""

from huggingface_hub.dataclasses import strict

from ...configuration_utils import PreTrainedConfig
from ...utils import auto_docstring


@auto_docstring(checkpoint="nghuyong/ernie-3.0-base-zh")
@strict
class ErnieConfig(PreTrainedConfig):
    r"""
    task_type_vocab_size (`int`, *optional*, defaults to 3):
        The vocabulary size of the `task_type_ids` for ERNIE2.0/ERNIE3.0 model
    use_task_id (`bool`, *optional*, defaults to `False`):
        Whether or not the model support `task_type_ids`

    Examples:

    ```python
    >>> from transformers import ErnieConfig, ErnieModel

    >>> # Initializing a ERNIE nghuyong/ernie-3.0-base-zh style configuration
    >>> configuration = ErnieConfig()

    >>> # Initializing a model (with random weights) from the nghuyong/ernie-3.0-base-zh style configuration
    >>> model = ErnieModel(configuration)

    >>> # Accessing the model configuration
    >>> configuration = model.config
    ```"""

    model_type = "ernie"

    vocab_size: int = 30522
    hidden_size: int = 768
    num_hidden_layers: int = 12
    num_attention_heads: int = 12
    intermediate_size: int = 3072
    hidden_act: str = "gelu"
    hidden_dropout_prob: float | int = 0.1
    attention_probs_dropout_prob: float | int = 0.1
    max_position_embeddings: int = 512
    type_vocab_size: int = 2
    task_type_vocab_size: int = 3
    use_task_id: bool = False
    initializer_range: float = 0.02
    layer_norm_eps: float = 1e-12
    pad_token_id: int | None = 0
    use_cache: bool = True
    classifier_dropout: float | int | None = None
    is_decoder: bool = False
    add_cross_attention: bool = False
    bos_token_id: int | None = None
    eos_token_id: int | list[int] | None = None
    tie_word_embeddings: bool = True


__all__ = ["ErnieConfig"]