41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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from dataclasses import dataclass
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from typing import Optional, TypedDict, Union
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# These classes are deprecated, see SamplingParams
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class LLMGuidedOptions(TypedDict, total=False):
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guided_json: Union[dict, str]
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guided_regex: str
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guided_choice: list[str]
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guided_grammar: str
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guided_decoding_backend: str
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guided_whitespace_pattern: str
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guided_json_object: bool
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@dataclass
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class GuidedDecodingRequest:
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"""One of the fields will be used to retrieve the logit processor."""
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guided_json: Optional[Union[dict, str]] = None
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guided_regex: Optional[str] = None
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guided_choice: Optional[list[str]] = None
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guided_grammar: Optional[str] = None
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guided_decoding_backend: Optional[str] = None
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guided_whitespace_pattern: Optional[str] = None
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guided_json_object: Optional[bool] = None
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structural_tag: Optional[str] = None
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def __post_init__(self):
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"""Validate that some fields are mutually exclusive."""
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guide_count = sum(x is not None
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for x in (self.guided_json, self.guided_regex,
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self.guided_choice, self.guided_grammar,
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self.guided_json_object,
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self.structural_tag))
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if guide_count > 1:
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raise ValueError(
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"You can only use one kind of guided decoding but multiple are "
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f"specified: {self.__dict__}")
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