Commit 0f8603a5 authored by AUTOMATIC's avatar AUTOMATIC
Browse files

add support for transformers==4.25.1

add fallback for when quick model creation fails
parent ce3f639e
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+36 −6
Original line number Diff line number Diff line
@@ -30,29 +30,52 @@ class DisableInitialization:
        def CLIPTextModel_from_pretrained(pretrained_model_name_or_path, *model_args, **kwargs):
            return self.CLIPTextModel_from_pretrained(None, *model_args, config=pretrained_model_name_or_path, state_dict={}, **kwargs)

        def transformers_utils_hub_get_from_cache(url, *args, local_files_only=False, **kwargs):
        def transformers_modeling_utils_load_pretrained_model(*args, **kwargs):
            args = args[0:3] + ('/', ) + args[4:]  # resolved_archive_file; must set it to something to prevent what seems to be a bug
            return self.transformers_modeling_utils_load_pretrained_model(*args, **kwargs)

        def transformers_utils_hub_get_file_from_cache(original, url, *args, **kwargs):

            # this file is always 404, prevent making request
            if url == 'https://huggingface.co/openai/clip-vit-large-patch14/resolve/main/added_tokens.json':
                raise transformers.utils.hub.EntryNotFoundError

            try:
                return self.transformers_utils_hub_get_from_cache(url, *args, local_files_only=True, **kwargs)
                return original(url, *args, local_files_only=True, **kwargs)
            except Exception as e:
                return self.transformers_utils_hub_get_from_cache(url, *args, local_files_only=False, **kwargs)
                return original(url, *args, local_files_only=False, **kwargs)

        def transformers_utils_hub_get_from_cache(url, *args, local_files_only=False, **kwargs):
            return transformers_utils_hub_get_file_from_cache(self.transformers_utils_hub_get_from_cache, url, *args, **kwargs)

        def transformers_tokenization_utils_base_cached_file(url, *args, local_files_only=False, **kwargs):
            return transformers_utils_hub_get_file_from_cache(self.transformers_tokenization_utils_base_cached_file, url, *args, **kwargs)

        def transformers_configuration_utils_cached_file(url, *args, local_files_only=False, **kwargs):
            return transformers_utils_hub_get_file_from_cache(self.transformers_configuration_utils_cached_file, url, *args, **kwargs)

        self.init_kaiming_uniform = torch.nn.init.kaiming_uniform_
        self.init_no_grad_normal = torch.nn.init._no_grad_normal_
        self.init_no_grad_uniform_ = torch.nn.init._no_grad_uniform_
        self.create_model_and_transforms = open_clip.create_model_and_transforms
        self.CLIPTextModel_from_pretrained = ldm.modules.encoders.modules.CLIPTextModel.from_pretrained
        self.transformers_utils_hub_get_from_cache = transformers.utils.hub.get_from_cache
        self.transformers_modeling_utils_load_pretrained_model = getattr(transformers.modeling_utils.PreTrainedModel, '_load_pretrained_model', None)
        self.transformers_tokenization_utils_base_cached_file = getattr(transformers.tokenization_utils_base, 'cached_file', None)
        self.transformers_configuration_utils_cached_file = getattr(transformers.configuration_utils, 'cached_file', None)
        self.transformers_utils_hub_get_from_cache = getattr(transformers.utils.hub, 'get_from_cache', None)

        torch.nn.init.kaiming_uniform_ = do_nothing
        torch.nn.init._no_grad_normal_ = do_nothing
        torch.nn.init._no_grad_uniform_ = do_nothing
        open_clip.create_model_and_transforms = create_model_and_transforms_without_pretrained
        ldm.modules.encoders.modules.CLIPTextModel.from_pretrained = CLIPTextModel_from_pretrained
        if self.transformers_modeling_utils_load_pretrained_model is not None:
            transformers.modeling_utils.PreTrainedModel._load_pretrained_model = transformers_modeling_utils_load_pretrained_model
        if self.transformers_tokenization_utils_base_cached_file is not None:
            transformers.tokenization_utils_base.cached_file = transformers_tokenization_utils_base_cached_file
        if self.transformers_configuration_utils_cached_file is not None:
            transformers.configuration_utils.cached_file = transformers_configuration_utils_cached_file
        if self.transformers_utils_hub_get_from_cache is not None:
            transformers.utils.hub.get_from_cache = transformers_utils_hub_get_from_cache

    def __exit__(self, exc_type, exc_val, exc_tb):
@@ -61,5 +84,12 @@ class DisableInitialization:
        torch.nn.init._no_grad_uniform_ = self.init_no_grad_uniform_
        open_clip.create_model_and_transforms = self.create_model_and_transforms
        ldm.modules.encoders.modules.CLIPTextModel.from_pretrained = self.CLIPTextModel_from_pretrained
        if self.transformers_modeling_utils_load_pretrained_model is not None:
            transformers.modeling_utils.PreTrainedModel._load_pretrained_model = self.transformers_modeling_utils_load_pretrained_model
        if self.transformers_tokenization_utils_base_cached_file is not None:
            transformers.utils.hub.cached_file = self.transformers_tokenization_utils_base_cached_file
        if self.transformers_configuration_utils_cached_file is not None:
            transformers.utils.hub.cached_file = self.transformers_configuration_utils_cached_file
        if self.transformers_utils_hub_get_from_cache is not None:
            transformers.utils.hub.get_from_cache = self.transformers_utils_hub_get_from_cache
+6 −2
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ import ldm.modules.midas as midas

from ldm.util import instantiate_from_config

from modules import shared, modelloader, devices, script_callbacks, sd_vae, sd_disable_initialization
from modules import shared, modelloader, devices, script_callbacks, sd_vae, sd_disable_initialization, errors
from modules.paths import models_path
from modules.sd_hijack_inpainting import do_inpainting_hijack, should_hijack_inpainting

@@ -333,8 +333,12 @@ def load_model(checkpoint_info=None):

    timer = Timer()

    try:
        with sd_disable_initialization.DisableInitialization():
            sd_model = instantiate_from_config(sd_config.model)
    except Exception as e:
        print('Failed to create model quickly; will retry using slow method.', file=sys.stderr)
        sd_model = instantiate_from_config(sd_config.model)

    elapsed_create = timer.elapsed()