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30 lines
1.1 KiB
Python
30 lines
1.1 KiB
Python
"""Zeroshot Retriever."""
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from typing import List, Optional
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from opencompass.openicl.icl_retriever import BaseRetriever
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from opencompass.registry import ICL_RETRIEVERS
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from opencompass.utils.logging import get_logger
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@ICL_RETRIEVERS.register_module()
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class ZeroRetriever(BaseRetriever):
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"""Zeroshot Retriever. The retriever returns empty list for all queries.
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Args:
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dataset (`BaseDataset`): Any BaseDataset instances.
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Attributes of ``reader``, ``train`` and ``test`` will be used.
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ice_eos_token (`Optional[str]`): The end of sentence token for
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in-context example template when origin `PromptTemplate` is
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provided. Defaults to ''.
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"""
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def __init__(self, dataset, ice_eos_token: Optional[str] = '') -> None:
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super().__init__(dataset, '', ice_eos_token, 0)
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def retrieve(self, id_list: List[int] = None) -> List[List]:
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if id_list is not None:
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get_logger().warning('id_list is not empty, but will be ignored.')
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rtr_idx_list = [[] for _ in range(len(self.test_ds))]
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return rtr_idx_list
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