src/diffusers/pipelines/deepfloyd_if/__init__.py

from typing import TYPE_CHECKING

from ...utils import (
    DIFFUSERS_SLOW_IMPORT,
    OptionalDependencyNotAvailable,
    _LazyModule,
    get_objects_from_module,
    is_torch_available,
    is_transformers_available,
)


_dummy_objects = {}
_import_structure = {
    "timesteps": [
        "fast27_timesteps",
        "smart100_timesteps",
        "smart185_timesteps",
        "smart27_timesteps",
        "smart50_timesteps",
        "super100_timesteps",
        "super27_timesteps",
        "super40_timesteps",
    ]
}

try:
    if not (is_transformers_available() and is_torch_available()):
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    from ...utils import dummy_torch_and_transformers_objects  # noqa F403

    _dummy_objects.update(get_objects_from_module(dummy_torch_and_transformers_objects))
else:
    _import_structure["pipeline_if"] = ["IFPipeline"]
    _import_structure["pipeline_if_img2img"] = ["IFImg2ImgPipeline"]
    _import_structure["pipeline_if_img2img_superresolution"] = ["IFImg2ImgSuperResolutionPipeline"]
    _import_structure["pipeline_if_inpainting"] = ["IFInpaintingPipeline"]
    _import_structure["pipeline_if_inpainting_superresolution"] = ["IFInpaintingSuperResolutionPipeline"]
    _import_structure["pipeline_if_superresolution"] = ["IFSuperResolutionPipeline"]
    _import_structure["pipeline_output"] = ["IFPipelineOutput"]
    _import_structure["safety_checker"] = ["IFSafetyChecker"]
    _import_structure["watermark"] = ["IFWatermarker"]


if TYPE_CHECKING or DIFFUSERS_SLOW_IMPORT:
    try:
        if not (is_transformers_available() and is_torch_available()):
            raise OptionalDependencyNotAvailable()

    except OptionalDependencyNotAvailable:
        from ...utils.dummy_torch_and_transformers_objects import *
    else:
        from .pipeline_if import IFPipeline
        from .pipeline_if_img2img import IFImg2ImgPipeline
        from .pipeline_if_img2img_superresolution import IFImg2ImgSuperResolutionPipeline
        from .pipeline_if_inpainting import IFInpaintingPipeline
        from .pipeline_if_inpainting_superresolution import IFInpaintingSuperResolutionPipeline
        from .pipeline_if_superresolution import IFSuperResolutionPipeline
        from .pipeline_output import IFPipelineOutput
        from .safety_checker import IFSafetyChecker
        from .timesteps import (
            fast27_timesteps,
            smart27_timesteps,
            smart50_timesteps,
            smart100_timesteps,
            smart185_timesteps,
            super27_timesteps,
            super40_timesteps,
            super100_timesteps,
        )
        from .watermark import IFWatermarker

else:
    import sys

    sys.modules[__name__] = _LazyModule(
        __name__,
        globals()["__file__"],
        _import_structure,
        module_spec=__spec__,
    )

    for name, value in _dummy_objects.items():
        setattr(sys.modules[__name__], name, value)