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# Copyright 2025 The HuggingFace Inc. team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
from packaging import version
from .. import __version__
from .constants import (
CONFIG_NAME,
DEFAULT_HF_PARALLEL_LOADING_WORKERS,
DEPRECATED_REVISION_ARGS,
DIFFUSERS_DYNAMIC_MODULE_NAME,
DIFFUSERS_LOAD_ID_FIELDS,
FLASHPACK_FILE_EXTENSION,
FLASHPACK_WEIGHTS_NAME,
FLAX_WEIGHTS_NAME,
GGUF_FILE_EXTENSION,
HF_ENABLE_PARALLEL_LOADING,
HF_MODULES_CACHE,
HUGGINGFACE_CO_RESOLVE_ENDPOINT,
MIN_PEFT_VERSION,
ONNX_EXTERNAL_WEIGHTS_NAME,
ONNX_WEIGHTS_NAME,
SAFE_WEIGHTS_INDEX_NAME,
SAFETENSORS_FILE_EXTENSION,
SAFETENSORS_WEIGHTS_NAME,
USE_PEFT_BACKEND,
WEIGHTS_INDEX_NAME,
WEIGHTS_NAME,
)
from .deprecation_utils import _maybe_remap_transformers_class, deprecate
from .doc_utils import replace_example_docstring
from .dynamic_modules_utils import get_class_from_dynamic_module
from .export_utils import export_to_gif, export_to_obj, export_to_ply, export_to_video
from .hub_utils import (
PushToHubMixin,
_add_variant,
_get_checkpoint_shard_files,
_get_model_file,
extract_commit_hash,
http_user_agent,
)
from .import_utils import (
BACKENDS_MAPPING,
DIFFUSERS_SLOW_IMPORT,
ENV_VARS_TRUE_AND_AUTO_VALUES,
ENV_VARS_TRUE_VALUES,
USE_JAX,
USE_TF,
USE_TORCH,
DummyObject,
OptionalDependencyNotAvailable,
_LazyModule,
get_objects_from_module,
is_accelerate_available,
is_accelerate_version,
is_aiter_available,
is_aiter_version,
is_av_available,
is_better_profanity_available,
is_bitsandbytes_available,
is_bitsandbytes_version,
is_bs4_available,
is_cosmos_guardrail_available,
is_flash_attn_3_available,
is_flash_attn_available,
is_flash_attn_version,
is_flashpack_available,
is_flax_available,
is_ftfy_available,
is_gguf_available,
is_gguf_version,
is_google_colab,
is_hf_hub_version,
is_hpu_available,
is_inflect_available,
is_invisible_watermark_available,
is_kernels_available,
is_kernels_version,
is_kornia_available,
is_librosa_available,
is_matplotlib_available,
is_nltk_available,
is_note_seq_available,
is_nvidia_modelopt_available,
is_nvidia_modelopt_version,
is_onnx_available,
is_opencv_available,
is_optimum_quanto_available,
is_optimum_quanto_version,
is_peft_available,
is_peft_version,
is_pytorch_retinaface_available,
is_safetensors_available,
is_sageattention_available,
is_sageattention_version,
is_scipy_available,
is_sentencepiece_available,
is_tensorboard_available,
is_timm_available,
is_torch_available,
is_torch_mlu_available,
is_torch_npu_available,
is_torch_version,
is_torch_xla_available,
is_torch_xla_version,
is_torchao_available,
is_torchao_version,
is_torchsde_available,
is_torchvision_available,
is_transformers_available,
is_transformers_version,
is_unidecode_available,
is_wandb_available,
is_xformers_available,
is_xformers_version,
requires_backends,
)
from .loading_utils import get_module_from_name, get_submodule_by_name, load_image, load_video
from .logging import get_logger
from .outputs import BaseOutput
from .peft_utils import (
apply_lora_scale,
check_peft_version,
delete_adapter_layers,
get_adapter_name,
get_peft_kwargs,
recurse_remove_peft_layers,
scale_lora_layers,
set_adapter_layers,
set_weights_and_activate_adapters,
unscale_lora_layers,
)
from .pil_utils import PIL_INTERPOLATION, make_image_grid, numpy_to_pil, pt_to_pil
from .remote_utils import remote_decode
from .state_dict_utils import (
convert_all_state_dict_to_peft,
convert_sai_sd_control_lora_state_dict_to_peft,
convert_state_dict_to_diffusers,
convert_state_dict_to_kohya,
convert_state_dict_to_peft,
convert_unet_state_dict_to_peft,
state_dict_all_zero,
)
from .typing_utils import _get_detailed_type, _is_valid_type
logger = get_logger(__name__)
def check_min_version(min_version):
if version.parse(__version__) < version.parse(min_version):
if "dev" in min_version:
error_message = (
"This example requires a source install from HuggingFace diffusers (see "
"`https://huggingface.co/docs/diffusers/installation#install-from-source`),"
)
else:
error_message = f"This example requires a minimum version of {min_version},"
error_message += f" but the version found is {__version__}.\n"
raise ImportError(error_message)