



import argparse
import json
import os

import torch
from torch import nn

from transformers import NllbMoeConfig, NllbMoeModel
from transformers.modeling_utils import dtype_byte_size
from transformers.utils import WEIGHTS_INDEX_NAME, WEIGHTS_NAME

def      lowerCAmelCase_					(  _lowercase    :       List[str])							->	Union[str, Any]:







			"""simple docstring"""
			a__       :						List[str]							=  [
			    """encoder.version""",
			    """decoder.version""",
			    """model.encoder.version""",
			    """model.decoder.version""",
			    """decoder.output_projection.weight""",
			    """_float_tensor""",
			    """encoder.embed_positions._float_tensor""",
			    """decoder.embed_positions._float_tensor""",
			]
			for k in ignore_keys:
						state_dict.pop(_lowercase						,       _lowercase)

def      lowerCAmelCase_					(  _lowercase    :       List[Any])							->	Optional[Any]:







			"""simple docstring"""
			a__	,						a__       :						Union[str, Any]							=  emb.weight.shape
			a__       :						str							=  nn.Linear(_lowercase						,       _lowercase						,       bias=_lowercase)
			a__       :						Any							=  emb.weight.data
			return lin_layer

def      lowerCAmelCase_					(  _lowercase    :       int						,       _lowercase    :       int=None)							->	List[Any]:







			"""simple docstring"""
			a__       :						List[str]							=  {}
			for old_key in state_dict.keys():
						a__       :						Any							=  old_key
						if "moe_layer.experts." in key:
									if expert_idx is not None:
												a__       :						Dict							=  key.replace("""moe_layer.experts.0"""						,       F'''ffn.experts.expert_{expert_idx}''')
									else:
												a__       :						Optional[int]							=  key.replace("""moe_layer.experts."""						,       """ffn.experts.expert_""")
						if "gate" in key:
									a__       :						Tuple							=  key.replace(""".moe_layer.gate.wg"""						,       """.ffn.router.classifier""")
						if "fc2" and "experts" not in key:
									a__       :						Optional[int]							=  key.replace(""".fc2."""						,       """.ffn.fc2.""")
						if "fc1" and "experts" not in key:
									a__       :						Optional[int]							=  key.replace(""".fc1."""						,       """.ffn.fc1.""")
						if ".encoder_attn." in key:
									a__       :						Tuple							=  key.replace(""".encoder_attn."""						,       """.cross_attention.""")
						if "encoder_attn_layer_norm" in key:
									a__       :						Optional[Any]							=  key.replace("""encoder_attn_layer_norm"""						,       """cross_attention_layer_norm""")
						if "final_layer_norm" in key:
									a__       :						List[str]							=  key.replace("""final_layer_norm"""						,       """ff_layer_norm""")
						a__       :						str							=  state_dict[old_key]
			return new_dict

def      lowerCAmelCase_					(  _lowercase    :       Tuple						,       _lowercase    :       Optional[int]						,       _lowercase    :       Any						,       _lowercase    :       Dict						,       _lowercase    :       str = WEIGHTS_NAME)							->	Tuple:







			"""simple docstring"""
			a__       :						Tuple							=  []
			a__       :						Optional[Any]							=  0
			os.makedirs(_lowercase						,       exist_ok=_lowercase)

			for expert in range(_lowercase):
						a__       :						str							=  switch_checkpoint_path + F'''-rank-{expert}.pt'''
						if os.path.isfile(_lowercase):
									a__       :						List[str]							=  torch.load(_lowercase)["""model"""]
									remove_ignore_keys_(_lowercase)
									a__       :						Tuple							=  rename_fairseq_keys(_lowercase						,       _lowercase)
									a__       :						str							=  os.path.join(
									    _lowercase						,       weights_name.replace(""".bin"""						,       F'''-{len(_lowercase)+1:05d}-of-???.bin'''))
									torch.save(_lowercase						,       _lowercase)
									sharded_state_dicts.append(expert_state.keys())
									total_size += sum([value.numel() for key, value in expert_state.items()]) * dtype_byte_size(
									    expert_state[list(_lowercase)[0]].dtype)

    # Add the last block
			a__       :						int							=  os.path.join(_lowercase						,       weights_name.replace(""".bin"""						,       F'''-{len(_lowercase)+1:05d}-of-???.bin'''))
			a__       :						Union[str, Any]							=  torch.load(switch_checkpoint_path + """-shared.pt""")["""model"""]
			remove_ignore_keys_(_lowercase)
			a__       :						List[str]							=  rename_fairseq_keys(_lowercase						,       _lowercase)
			a__       :						int							=  shared_weights["""decoder.embed_tokens.weight"""]
			sharded_state_dicts.append(shared_weights.keys())

			# If we only have the shared weights (dummy model/experts saved on the same file)
			if len(_lowercase) == 1:
						a__       :						Optional[int]							=  os.path.join(_lowercase						,       _lowercase)
						torch.save(_lowercase						,       _lowercase)
						return {weights_name: sharded_state_dicts[0]}, None
			else:
						torch.save(_lowercase						,       _lowercase)
			# Otherwise, let's build the index
			a__       :						List[str]							=  {}
			for idx, shard in enumerate(_lowercase):
						a__       :						Union[str, Any]							=  weights_name.replace(""".bin"""						,       F'''-{idx+1:05d}-of-{len(_lowercase):05d}.bin''')
						a__       :						List[str]							=  os.path.join(_lowercase						,       weights_name.replace(""".bin"""						,       F'''-{idx+1:05d}-of-???.bin'''))
						os.rename(_lowercase						,       os.path.join(_lowercase						,       _lowercase))
						for key in shard:
									a__       :						Tuple							=  shard_file

    # Add the metadata
			a__       :						Tuple							=  {"""total_size""": total_size}
			a__       :						Optional[Any]							=  {"""metadata""": metadata, """weight_map""": weight_map}

			with open(os.path.join(_lowercase						,       _lowercase)						,       """w"""						,       encoding="""utf-8""") as f:
						a__       :						Dict							=  json.dumps(_lowercase						,       indent=2						,       sort_keys=_lowercase) + """\n"""
						f.write(_lowercase)

			return metadata, index


if __name__ == "__main__":
		_lowercase		:				Any      		=argparse.ArgumentParser()
		# Required parameters
		parser.add_argument(
		    "--nllb_moe_checkpoint_path",
		    default="/home/arthur_huggingface_co/fairseq/weights/checkpoints/model_moe_54b/checkpoint_2_300000",
		    type=str,
		    required=False,
		    help="Path to a directory containing a folder per layer. Follows the original Google format.",
		)
		parser.add_argument("--dtype", default="float32", type=str, required=False, help="dtype of the saved model")
		parser.add_argument(
		    "--pytorch_dump_folder_path",
		    default="/home/arthur_huggingface_co/fairseq/weights/checkpoints/hf-converted-moe-54b",
		    type=str,
		    required=False,
		    help="Path to the output pytorch model.",
		)
		_lowercase		:				Tuple      		=parser.parse_args()
		_lowercase		,					_lowercase		:				List[Any]      		=shard_on_the_fly(
		    args.nllb_moe_checkpoint_path,
		    args.pytorch_dump_folder_path,
		    128,
		    args.dtype,
		)

		_lowercase		:				int      		=NllbMoeConfig.from_pretrained(
		    "facebook/nllb-200-3.3B", encoder_sparse_step=4, decoder_sparse_step=4, num_experts=128
		)
		config.save_pretrained(args.pytorch_dump_folder_path)
		_lowercase		:				List[str]      		=NllbMoeModel.from_pretrained(args.pytorch_dump_folder_path)
		print("Done")
		model.save_pretrained(args.pytorch_dump_folder_path)









import sacrebleu as scb
from packaging import version
from sacrebleu import TER

import datasets


_lowercase		:				Any      		="\\n@inproceedings{snover-etal-2006-study,\n    title = \"A Study of Translation Edit Rate with Targeted Human Annotation\",\n    author = \"Snover, Matthew  and\n      Dorr, Bonnie  and\n      Schwartz, Rich  and\n      Micciulla, Linnea  and\n      Makhoul, John\",\n    booktitle = \"Proceedings of the 7th Conference of the Association for Machine Translation in the Americas: Technical Papers\",\n    month = aug # \" 8-12\",\n    year = \"2006\",\n    address = \"Cambridge, Massachusetts, USA\",\n    publisher = \"Association for Machine Translation in the Americas\",\n    url = \"https://aclanthology.org/2006.amta-papers.25\",\n    pages = \"223--231\",\n}\n@inproceedings{post-2018-call,\n    title = \"A Call for Clarity in Reporting {BLEU} Scores\",\n    author = \"Post, Matt\",\n    booktitle = \"Proceedings of the Third Conference on Machine Translation: Research Papers\",\n    month = oct,\n    year = \"2018\",\n    address = \"Belgium, Brussels\",\n    publisher = \"Association for Computational Linguistics\",\n    url = \"https://www.aclweb.org/anthology/W18-6319\",\n    pages = \"186--191\",\n}\n"

_lowercase		:				str      		="\\nTER (Translation Edit Rate, also called Translation Error Rate) is a metric to quantify the edit operations that a\nhypothesis requires to match a reference translation. We use the implementation that is already present in sacrebleu\n(https://github.com/mjpost/sacreBLEU#ter), which in turn is inspired by the TERCOM implementation, which can be found\nhere: https://github.com/jhclark/tercom.\n\nThe implementation here is slightly different from sacrebleu in terms of the required input format. The length of\nthe references and hypotheses lists need to be the same, so you may need to transpose your references compared to\nsacrebleu's required input format. See https://github.com/huggingface/datasets/issues/3154#issuecomment-950746534\n\nSee the README.md file at https://github.com/mjpost/sacreBLEU#ter for more information.\n"

_lowercase		:				Optional[Any]      		="\nProduces TER scores alongside the number of edits and reference length.\n\nArgs:\n    predictions (list of str): The system stream (a sequence of segments).\n    references (list of list of str): A list of one or more reference streams (each a sequence of segments).\n    normalized (boolean): If `True`, applies basic tokenization and normalization to sentences. Defaults to `False`.\n    ignore_punct (boolean): If `True`, applies basic tokenization and normalization to sentences. Defaults to `False`.\n    support_zh_ja_chars (boolean): If `True`, tokenization/normalization supports processing of Chinese characters,\n                                    as well as Japanese Kanji, Hiragana, Katakana, and Phonetic Extensions of Katakana.\n                                    Only applies if `normalized = True`. Defaults to `False`.\n    case_sensitive (boolean): If `False`, makes all predictions and references lowercase to ignore differences in case. Defaults to `False`.\n\nReturns:\n    'score' (float): TER score (num_edits / sum_ref_lengths * 100)\n    'num_edits' (int): The cumulative number of edits\n    'ref_length' (float): The cumulative average reference length\n\nExamples:\n    Example 1:\n        >>> predictions = [\"does this sentence match??\",\n        ...                     \"what about this sentence?\",\n        ...                     \"What did the TER metric user say to the developer?\"]\n        >>> references = [[\"does this sentence match\", \"does this sentence match!?!\"],\n        ...             [\"wHaT aBoUt ThIs SeNtEnCe?\", \"wHaT aBoUt ThIs SeNtEnCe?\"],\n        ...             [\"Your jokes are...\", \"...TERrible\"]]\n        >>> ter = datasets.load_metric(\"ter\")\n        >>> results = ter.compute(predictions=predictions,\n        ...                         references=references,\n        ...                         case_sensitive=True)\n        >>> print(results)\n        {'score': 150.0, 'num_edits': 15, 'ref_length': 10.0}\n\n    Example 2:\n        >>> predictions = [\"does this sentence match??\",\n        ...                     \"what about this sentence?\"]\n        >>> references = [[\"does this sentence match\", \"does this sentence match!?!\"],\n        ...             [\"wHaT aBoUt ThIs SeNtEnCe?\", \"wHaT aBoUt ThIs SeNtEnCe?\"]]\n        >>> ter = datasets.load_metric(\"ter\")\n        >>> results = ter.compute(predictions=predictions,\n        ...                         references=references,\n        ...                         case_sensitive=True)\n        >>> print(results)\n        {'score': 62.5, 'num_edits': 5, 'ref_length': 8.0}\n\n    Example 3:\n        >>> predictions = [\"does this sentence match??\",\n        ...                     \"what about this sentence?\"]\n        >>> references = [[\"does this sentence match\", \"does this sentence match!?!\"],\n        ...             [\"wHaT aBoUt ThIs SeNtEnCe?\", \"wHaT aBoUt ThIs SeNtEnCe?\"]]\n        >>> ter = datasets.load_metric(\"ter\")\n        >>> results = ter.compute(predictions=predictions,\n        ...                         references=references,\n        ...                         normalized=True,\n        ...                         case_sensitive=True)\n        >>> print(results)\n        {'score': 57.14285714285714, 'num_edits': 6, 'ref_length': 10.5}\n\n    Example 4:\n        >>> predictions = [\"does this sentence match??\",\n        ...                     \"what about this sentence?\"]\n        >>> references = [[\"does this sentence match\", \"does this sentence match!?!\"],\n        ...             [\"wHaT aBoUt ThIs SeNtEnCe?\", \"wHaT aBoUt ThIs SeNtEnCe?\"]]\n        >>> ter = datasets.load_metric(\"ter\")\n        >>> results = ter.compute(predictions=predictions,\n        ...                         references=references,\n        ...                         ignore_punct=True,\n        ...                         case_sensitive=False)\n        >>> print(results)\n        {'score': 0.0, 'num_edits': 0, 'ref_length': 8.0}\n\n    Example 5:\n        >>> predictions = [\"does this sentence match??\",\n        ...                    \"what about this sentence?\",\n        ...                    \"What did the TER metric user say to the developer?\"]\n        >>> references = [[\"does this sentence match\", \"does this sentence match!?!\"],\n        ...             [\"wHaT aBoUt ThIs SeNtEnCe?\", \"wHaT aBoUt ThIs SeNtEnCe?\"],\n        ...             [\"Your jokes are...\", \"...TERrible\"]]\n        >>> ter = datasets.load_metric(\"ter\")\n        >>> results = ter.compute(predictions=predictions,\n        ...                         references=references,\n        ...                         ignore_punct=True,\n        ...                         case_sensitive=False)\n        >>> print(results)\n        {'score': 100.0, 'num_edits': 10, 'ref_length': 10.0}\n"

@datasets.utils.file_utils.add_start_docstrings(_DESCRIPTION ,     _KWARGS_DESCRIPTION		)
class        snake_case__    (datasets.Metric		):







						"""simple docstring"""




						def 							SCREAMING_SNAKE_CASE__(       self  ) ->				Tuple:
									"""simple docstring"""




									if version.parse(scb.__version__  ) < version.parse("""1.4.12"""  ):
												raise ImportWarning(
												    """To use `sacrebleu`, the module `sacrebleu>=1.4.12` is required, and the current version of `sacrebleu` doesn't match this condition.\n"""
												    """You can install it with `pip install \"sacrebleu>=1.4.12\"`."""  )
									return datasets.MetricInfo(
									    description=_DESCRIPTION ,       citation=_CITATION ,       homepage="""http://www.cs.umd.edu/~snover/tercom/""" ,       inputs_description=_KWARGS_DESCRIPTION ,       features=datasets.Features(
									        {
									            """predictions""": datasets.Value("""string""" ,       id="""sequence"""  ),
									            """references""": datasets.Sequence(datasets.Value("""string""" ,       id="""sequence"""  ) ,       id="""references"""  ),
									        }  ) ,       codebase_urls=["""https://github.com/mjpost/sacreBLEU#ter"""] ,       reference_urls=[
									        """https://github.com/jhclark/tercom""",
									    ] ,       )

						def 							SCREAMING_SNAKE_CASE__(       self ,       __lowercase ,       __lowercase ,       __lowercase = False ,       __lowercase = False ,       __lowercase = False ,       __lowercase = False ,       ) ->				Any:
									"""simple docstring"""




									a__       :						Any							=  len(references[0]  )
									if any(len(__lowercase  ) != references_per_prediction for refs in references  ):
												raise ValueError("""Sacrebleu requires the same number of references for each prediction"""  )
									a__       :						str							=  [[refs[i] for refs in references] for i in range(__lowercase  )]

									a__       :						int							=  TER(
									    normalized=__lowercase ,       no_punct=__lowercase ,       asian_support=__lowercase ,       case_sensitive=__lowercase ,       )
									a__       :						Optional[int]							=  sb_ter.corpus_score(__lowercase ,       __lowercase  )

									return {"score": output.score, "num_edits": output.num_edits, "ref_length": output.ref_length}




