image-match/python/py/Lib/site-packages/transformers/models/apertus/configuration_apertus.py

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#           This file was automatically generated from src/transformers/models/apertus/modular_apertus.py.
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# Copyright 2025 the HuggingFace Inc. team and the Swiss AI Initiative. All rights reserved.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from huggingface_hub.dataclasses import strict

from ...configuration_utils import PreTrainedConfig
from ...modeling_rope_utils import RopeParameters
from ...utils import auto_docstring


@auto_docstring(checkpoint="swiss-ai/Apertus-8B-Instruct-2509")
@strict
class ApertusConfig(PreTrainedConfig):
    r"""
    ```python
    >>> from transformers import ApertusModel, ApertusConfig

    >>> # Initializing a Apertus-8B style configuration
    >>> configuration = ApertusConfig()

    >>> # Initializing a model from the Apertus-8B style configuration
    >>> model = ApertusModel(configuration)

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

    model_type = "apertus"
    keys_to_ignore_at_inference = ["past_key_values"]
    default_theta = 12000000.0
    base_model_tp_plan = {
        "layers.*.self_attn.q_proj": "colwise",
        "layers.*.self_attn.k_proj": "colwise",
        "layers.*.self_attn.v_proj": "colwise",
        "layers.*.self_attn.q_norm": "replicated_with_grad_allreduce",
        "layers.*.self_attn.k_norm": "replicated_with_grad_allreduce",
        "layers.*.self_attn.o_proj": "rowwise",
        "layers.*.mlp.up_proj": "colwise",
        "layers.*.mlp.down_proj": "rowwise",
    }
    base_model_pp_plan = {
        "embed_tokens": (["input_ids"], ["inputs_embeds"]),
        "layers": (["hidden_states", "attention_mask"], ["hidden_states"]),
        "norm": (["hidden_states"], ["hidden_states"]),
    }

    vocab_size: int = 131072
    hidden_size: int = 4096
    intermediate_size: int = 14336
    num_hidden_layers: int = 32
    num_attention_heads: int = 32
    num_key_value_heads: int | None = None
    hidden_act: str = "xielu"
    max_position_embeddings: int = 65536
    initializer_range: float = 0.02
    rms_norm_eps: float = 1e-5
    use_cache: bool = True
    pad_token_id: int | None = 3
    bos_token_id: int | None = 1
    eos_token_id: int | list[int] | None = 2
    tie_word_embeddings: bool = False
    rope_parameters: RopeParameters | dict | None = None
    attention_bias: bool = False
    attention_dropout: float | int = 0.0

    def __post_init__(self, **kwargs):
        if self.num_key_value_heads is None:
            self.num_key_value_heads = self.num_attention_heads

        if self.rope_parameters is None:
            self.rope_parameters = {
                "rope_type": "llama3",
                "rope_theta": 12000000.0,
                "factor": 8.0,
                "original_max_position_embeddings": 8192,
                "low_freq_factor": 1.0,
                "high_freq_factor": 4.0,
            }
        super().__post_init__(**kwargs)


__all__ = ["ApertusConfig"]