examples/modular-transformers/modular_dummy_bert.py

import torch

from transformers.models.bert.modeling_bert import BertModel

from ...modeling_outputs import BaseModelOutputWithPoolingAndCrossAttentions
from ...processing_utils import Unpack
from ...utils import TransformersKwargs


class DummyBertModel(BertModel):
    def forward(
        self,
        input_ids: torch.Tensor | None = None,
        attention_mask: torch.Tensor | None = None,
        token_type_ids: torch.Tensor | None = None,
        position_ids: torch.Tensor | None = None,
        inputs_embeds: torch.Tensor | None = None,
        encoder_hidden_states: torch.Tensor | None = None,
        encoder_attention_mask: torch.Tensor | None = None,
        past_key_values: list[torch.FloatTensor] | None = None,
        use_cache: bool | None = None,
        output_attentions: bool | None = None,
        output_hidden_states: bool | None = None,
        return_dict: bool | None = None,
        cache_position: torch.Tensor | None = None,
        **kwargs: Unpack[TransformersKwargs],
    ) -> tuple[torch.Tensor] | BaseModelOutputWithPoolingAndCrossAttentions:
        return super().forward(input_ids, **kwargs)