shard saving from hf hub
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parent
4f98b14465
commit
5ac5d4b84d
2
setup.py
2
setup.py
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@ -117,7 +117,7 @@ _deps = [
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"fugashi>=1.0",
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"GitPython<3.1.19",
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"hf-doc-builder>=0.3.0",
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"huggingface-hub>=0.23.0,<1.0",
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"huggingface-hub>=0.23.2,<1.0",
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"importlib_metadata",
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"ipadic>=1.0.0,<2.0",
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"isort>=5.5.4",
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@ -24,7 +24,7 @@ deps = {
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"fugashi": "fugashi>=1.0",
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"GitPython": "GitPython<3.1.19",
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"hf-doc-builder": "hf-doc-builder>=0.3.0",
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"huggingface-hub": "huggingface-hub>=0.23.0,<1.0",
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"huggingface-hub": "huggingface-hub>=0.23.2,<1.0",
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"importlib_metadata": "importlib_metadata",
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"ipadic": "ipadic>=1.0.0,<2.0",
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"isort": "isort>=5.5.4",
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@ -34,6 +34,7 @@ from typing import Any, Callable, Dict, List, Optional, Set, Tuple, Union
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from zipfile import is_zipfile
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import torch
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from huggingface_hub import split_torch_state_dict_into_shards
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from packaging import version
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from torch import Tensor, nn
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from torch.nn import CrossEntropyLoss, Identity
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@ -358,6 +359,10 @@ def shard_checkpoint(
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weights_name (`str`, *optional*, defaults to `"pytorch_model.bin"`):
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The name of the model save file.
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"""
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logger.warning(
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"Note that `shard_checkpoint` is deprecated and will be removed in v4.44. We recommend you using "
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"split_torch_state_dict_into_shards from huggingface_hub library"
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)
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max_shard_size = convert_file_size_to_int(max_shard_size)
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sharded_state_dicts = [{}]
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@ -2585,7 +2590,16 @@ class PreTrainedModel(nn.Module, ModuleUtilsMixin, GenerationMixin, PushToHubMix
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else:
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weights_name = ADAPTER_SAFE_WEIGHTS_NAME if safe_serialization else ADAPTER_WEIGHTS_NAME
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shards, index = shard_checkpoint(state_dict, max_shard_size=max_shard_size, weights_name=weights_name)
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filename_pattern = weights_name.replace(".bin", "{suffix}.bin").replace(".safetensors", "{suffix}.safetensors")
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state_dict_split = split_torch_state_dict_into_shards(
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state_dict, filename_pattern=filename_pattern, max_shard_size=max_shard_size
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)
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# Save index if sharded
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if state_dict_split.is_sharded:
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index = {
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"metadata": state_dict_split.metadata,
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"weight_map": state_dict_split.tensor_to_filename,
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}
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# Clean the folder from a previous save
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for filename in os.listdir(save_directory):
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@ -2601,14 +2615,15 @@ class PreTrainedModel(nn.Module, ModuleUtilsMixin, GenerationMixin, PushToHubMix
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if (
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filename.startswith(weights_no_suffix)
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and os.path.isfile(full_filename)
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and filename not in shards.keys()
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and filename not in state_dict_split.filename_to_tensors.keys()
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and is_main_process
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and reg.fullmatch(filename_no_suffix) is not None
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):
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os.remove(full_filename)
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# Save the model
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for shard_file, shard in shards.items():
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for shard_file, tensors in state_dict_split.filename_to_tensors.items():
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shard = {tensor: state_dict[tensor] for tensor in tensors}
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if safe_serialization:
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# At some point we will need to deal better with save_function (used for TPU and other distributed
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# joyfulness), but for now this enough.
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@ -2628,7 +2643,7 @@ class PreTrainedModel(nn.Module, ModuleUtilsMixin, GenerationMixin, PushToHubMix
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f.write(content)
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logger.info(
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f"The model is bigger than the maximum size per checkpoint ({max_shard_size}) and is going to be "
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f"split in {len(shards)} checkpoint shards. You can find where each parameters has been saved in the "
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f"split in {len(state_dict_split.filename_to_tensors)} checkpoint shards. You can find where each parameters has been saved in the "
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f"index located at {save_index_file}."
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)
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