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55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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from typing import List, Optional
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from llama_models.sku_list import CoreModelId, safety_models
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from pydantic import BaseModel, validator
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class LlamaGuardShieldConfig(BaseModel):
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model: str = "Llama-Guard-3-8B"
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excluded_categories: List[str] = []
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disable_input_check: bool = False
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disable_output_check: bool = False
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@validator("model")
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@classmethod
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def validate_model(cls, model: str) -> str:
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permitted_models = [
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m.descriptor()
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for m in safety_models()
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if m.core_model_id == CoreModelId.llama_guard_3_8b
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]
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if model not in permitted_models:
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raise ValueError(
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f"Invalid model: {model}. Must be one of {permitted_models}"
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)
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return model
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class PromptGuardShieldConfig(BaseModel):
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model: str = "Prompt-Guard-86M"
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@validator("model")
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@classmethod
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def validate_model(cls, model: str) -> str:
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permitted_models = [
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m.descriptor()
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for m in safety_models()
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if m.core_model_id == CoreModelId.prompt_guard_86m
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]
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if model not in permitted_models:
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raise ValueError(
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f"Invalid model: {model}. Must be one of {permitted_models}"
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)
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return model
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class SafetyConfig(BaseModel):
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llama_guard_shield: Optional[LlamaGuardShieldConfig] = None
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prompt_guard_shield: Optional[PromptGuardShieldConfig] = None
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