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80 lines
2.7 KiB
Python
80 lines
2.7 KiB
Python
from typing import (
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Literal,
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Self,
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)
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from pydantic import Field
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from typing_extensions import Any
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from invokeai.backend.model_manager.configs.base import Config_Base, Diffusers_Config_Base
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from invokeai.backend.model_manager.configs.controlnet import ControlAdapterDefaultSettings
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from invokeai.backend.model_manager.configs.identification_utils import (
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NotAMatchError,
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common_config_paths,
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get_config_dict_or_raise,
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raise_for_class_name,
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raise_for_override_fields,
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raise_if_not_dir,
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)
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from invokeai.backend.model_manager.model_on_disk import ModelOnDisk
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from invokeai.backend.model_manager.taxonomy import (
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BaseModelType,
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ModelFormat,
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ModelType,
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)
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class T2IAdapter_Diffusers_Config_Base(Diffusers_Config_Base):
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"""Model config for T2I."""
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type: Literal[ModelType.T2IAdapter] = Field(default=ModelType.T2IAdapter)
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format: Literal[ModelFormat.Diffusers] = Field(default=ModelFormat.Diffusers)
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default_settings: ControlAdapterDefaultSettings | None = Field(None)
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@classmethod
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def from_model_on_disk(cls, mod: ModelOnDisk, override_fields: dict[str, Any]) -> Self:
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raise_if_not_dir(mod)
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raise_for_override_fields(cls, override_fields)
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raise_for_class_name(
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common_config_paths(mod.path),
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{
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"T2IAdapter",
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},
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)
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cls._validate_base(mod)
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return cls(**override_fields)
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@classmethod
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def _validate_base(cls, mod: ModelOnDisk) -> None:
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"""Raise `NotAMatch` if the model base does not match this config class."""
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expected_base = cls.model_fields["base"].default
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recognized_base = cls._get_base_or_raise(mod)
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if expected_base is not recognized_base:
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raise NotAMatchError(f"base is {recognized_base}, not {expected_base}")
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@classmethod
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def _get_base_or_raise(cls, mod: ModelOnDisk) -> BaseModelType:
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config_dict = get_config_dict_or_raise(common_config_paths(mod.path))
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adapter_type = config_dict.get("adapter_type")
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match adapter_type:
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case "full_adapter_xl":
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return BaseModelType.StableDiffusionXL
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case "full_adapter" | "light_adapter":
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return BaseModelType.StableDiffusion1
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case _:
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raise NotAMatchError(f"unrecognized adapter_type '{adapter_type}'")
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class T2IAdapter_Diffusers_SD1_Config(T2IAdapter_Diffusers_Config_Base, Config_Base):
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base: Literal[BaseModelType.StableDiffusion1] = Field(default=BaseModelType.StableDiffusion1)
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class T2IAdapter_Diffusers_SDXL_Config(T2IAdapter_Diffusers_Config_Base, Config_Base):
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base: Literal[BaseModelType.StableDiffusionXL] = Field(default=BaseModelType.StableDiffusionXL)
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