




import json
import os
import shutil
import sys
import tempfile
import unittest
from unittest import TestCase
from unittest.mock import patch

import faiss
import numpy as np
from datasets import Dataset

from transformers import BartConfig, BartTokenizer, DPRConfig, DPRQuestionEncoderTokenizer, RagConfig
from transformers.file_utils import is_datasets_available, is_faiss_available, is_psutil_available, is_torch_available
from transformers.integrations import is_ray_available
from transformers.models.bert.tokenization_bert import VOCAB_FILES_NAMES as DPR_VOCAB_FILES_NAMES
from transformers.models.rag.retrieval_rag import CustomHFIndex, RagRetriever
from transformers.models.roberta.tokenization_roberta import VOCAB_FILES_NAMES as BART_VOCAB_FILES_NAMES
from transformers.testing_utils import require_ray


sys.path.append(os.path.join(os.getcwd()))  # noqa: E402 # noqa: E402 # isort:skip

if is_torch_available():
	from distributed_pytorch_retriever import RagPyTorchDistributedRetriever  # noqa: E402 # isort:skip
else:
	__A						:		str          =						None

if is_ray_available():
	import ray  # noqa: E402 # isort:skip
	from distributed_ray_retriever import RagRayDistributedRetriever, RayRetriever  # noqa: E402 # isort:skip
else:
	__A						:		int          =						None
	__A						:		Tuple          =						None
	__A						:		Union[str, Any]          =						None





def      UpperCAmelCase  (						UpperCamelCase__   )     ->     Union[str, Any]:







				'''simple docstring'''


				if not (is_datasets_available() and is_faiss_available() and is_psutil_available()):
								__lowerCAmelCase					=  unittest.skip("""test requires Datasets, Faiss, psutil"""   )(UpperCamelCase__   )
				return test_case

@require_distributed_retrieval
class 		lowercase_       (	lowerCAmelCase__				):




					def     _lowercase						(   self:		List[Any]):


									'''simple docstring'''


									__lowerCAmelCase					=  tempfile.mkdtemp()
									__lowerCAmelCase					=  8

									# DPR tok
									__lowerCAmelCase					=  [
									    """[UNK]""",
									    """[CLS]""",
									    """[SEP]""",
									    """[PAD]""",
									    """[MASK]""",
									    """want""",
									    """##want""",
									    """##ed""",
									    """wa""",
									    """un""",
									    """runn""",
									    """##ing""",
									    """,""",
									    """low""",
									    """lowest""",
									]
									__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """dpr_tokenizer""")
									os.makedirs(_lowercase,     exist_ok=_lowercase)
									__lowerCAmelCase					=  os.path.join(_lowercase,     DPR_VOCAB_FILES_NAMES["""vocab_file"""])
									with open(self.vocab_file,     """w""",     encoding="""utf-8""") as vocab_writer:
													vocab_writer.write("""""".join([x + """\n""" for x in vocab_tokens]))

									# BART tok
									__lowerCAmelCase					=  [
									    """l""",
									    """o""",
									    """w""",
									    """e""",
									    """r""",
									    """s""",
									    """t""",
									    """i""",
									    """d""",
									    """n""",
									    """\u0120""",
									    """\u0120l""",
									    """\u0120n""",
									    """\u0120lo""",
									    """\u0120low""",
									    """er""",
									    """\u0120lowest""",
									    """\u0120newer""",
									    """\u0120wider""",
									    """<unk>""",
									]
									__lowerCAmelCase					=  dict(zip(_lowercase,     range(len(_lowercase))))
									__lowerCAmelCase					=  ["""#version: 0.2""", """\u0120 l""", """\u0120l o""", """\u0120lo w""", """e r""", """"""]
									__lowerCAmelCase					=  {"""unk_token""": """<unk>"""}

									__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """bart_tokenizer""")
									os.makedirs(_lowercase,     exist_ok=_lowercase)
									__lowerCAmelCase					=  os.path.join(_lowercase,     BART_VOCAB_FILES_NAMES["""vocab_file"""])
									__lowerCAmelCase					=  os.path.join(_lowercase,     BART_VOCAB_FILES_NAMES["""merges_file"""])
									with open(self.vocab_file,     """w""",     encoding="""utf-8""") as fp:
													fp.write(json.dumps(_lowercase) + """\n""")
									with open(self.merges_file,     """w""",     encoding="""utf-8""") as fp:
													fp.write("""\n""".join(_lowercase))




					def     _lowercase						(   self:		Optional[Any]):


									'''simple docstring'''


									return DPRQuestionEncoderTokenizer.from_pretrained(os.path.join(self.tmpdirname,     """dpr_tokenizer"""))




					def     _lowercase						(   self:		int):


									'''simple docstring'''


									return BartTokenizer.from_pretrained(os.path.join(self.tmpdirname,     """bart_tokenizer"""))




					def     _lowercase						(   self:		Optional[int]):


									'''simple docstring'''


									shutil.rmtree(self.tmpdirname)




					def     _lowercase						(   self:		Tuple):


									'''simple docstring'''


									__lowerCAmelCase					=  Dataset.from_dict(
									    {
									        """id""": ["""0""", """1"""],
									        """text""": ["""foo""", """bar"""],
									        """title""": ["""Foo""", """Bar"""],
									        """embeddings""": [np.ones(self.retrieval_vector_size), 2 * np.ones(self.retrieval_vector_size)],
									    })
									dataset.add_faiss_index("""embeddings""",     string_factory="""Flat""",     metric_type=faiss.METRIC_INNER_PRODUCT)
									return dataset




					def     _lowercase						(   self:		Union[str, Any],     _lowercase:		bool,     _lowercase:		Any=12345):


									'''simple docstring'''


									__lowerCAmelCase					=  self.get_dummy_dataset()
									__lowerCAmelCase					=  RagConfig(
									    retrieval_vector_size=self.retrieval_vector_size,     question_encoder=DPRConfig().to_dict(),     generator=BartConfig().to_dict(),     )
									with patch("""transformers.models.rag.retrieval_rag.load_dataset""") as mock_load_dataset:
													__lowerCAmelCase					=  dataset
													__lowerCAmelCase					=  RagPyTorchDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     )
													if init_retrieval:
																	retriever.init_retrieval(_lowercase)
									return retriever




					def     _lowercase						(   self:		Union[str, Any],     _lowercase:		bool):


									'''simple docstring'''


									ray.init(local_mode=_lowercase)
									__lowerCAmelCase					=  RagConfig(
									    retrieval_vector_size=self.retrieval_vector_size,     question_encoder=DPRConfig().to_dict(),     generator=BartConfig().to_dict(),     )
									__lowerCAmelCase					=  ray.remote(_lowercase)
									__lowerCAmelCase					=  [remote_cls.remote() for _ in range(1)]
									with patch("""transformers.models.rag.retrieval_rag.load_dataset""") as mock_load_dataset:
													__lowerCAmelCase					=  self.get_dummy_dataset()
													__lowerCAmelCase					=  RagRayDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     retrieval_workers=_lowercase,     )
													if init_retrieval:
																	retriever.init_retrieval()
									return retriever




					def     _lowercase						(   self:		Optional[Any],     _lowercase:		bool,     _lowercase:		bool,     _lowercase:		int=12345):


									'''simple docstring'''


									__lowerCAmelCase					=  self.get_dummy_dataset()
									__lowerCAmelCase					=  RagConfig(
									    retrieval_vector_size=self.retrieval_vector_size,     question_encoder=DPRConfig().to_dict(),     generator=BartConfig().to_dict(),     index_name="""custom""",     )
									if from_disk:
													__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """dataset""")
													__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """index.faiss""")
													dataset.get_index("""embeddings""").save(os.path.join(self.tmpdirname,     """index.faiss"""))
													dataset.drop_index("""embeddings""")
													dataset.save_to_disk(os.path.join(self.tmpdirname,     """dataset"""))
													del dataset
													__lowerCAmelCase					=  RagPyTorchDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     )
									else:
													__lowerCAmelCase					=  RagPyTorchDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     index=CustomHFIndex(config.retrieval_vector_size,     _lowercase),     )
									if init_retrieval:
													retriever.init_retrieval(_lowercase)
									return retriever




					def     _lowercase						(   self:		List[Any],     _lowercase:		bool,     _lowercase:		bool):


									'''simple docstring'''


									ray.init(local_mode=_lowercase)
									__lowerCAmelCase					=  self.get_dummy_dataset()
									__lowerCAmelCase					=  RagConfig(
									    retrieval_vector_size=self.retrieval_vector_size,     question_encoder=DPRConfig().to_dict(),     generator=BartConfig().to_dict(),     index_name="""custom""",     )
									__lowerCAmelCase					=  ray.remote(_lowercase)
									__lowerCAmelCase					=  [remote_cls.remote() for _ in range(1)]
									if from_disk:
													__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """dataset""")
													__lowerCAmelCase					=  os.path.join(self.tmpdirname,     """index.faiss""")
													dataset.get_index("""embeddings""").save(os.path.join(self.tmpdirname,     """index.faiss"""))
													dataset.drop_index("""embeddings""")
													dataset.save_to_disk(os.path.join(self.tmpdirname,     """dataset"""))
													del dataset
													__lowerCAmelCase					=  RagRayDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     retrieval_workers=_lowercase,     index=CustomHFIndex.load_from_disk(
													        vector_size=config.retrieval_vector_size,     dataset_path=config.passages_path,     index_path=config.index_path,     ),     )
									else:
													__lowerCAmelCase					=  RagRayDistributedRetriever(
													    _lowercase,     question_encoder_tokenizer=self.get_dpr_tokenizer(),     generator_tokenizer=self.get_bart_tokenizer(),     retrieval_workers=_lowercase,     index=CustomHFIndex(config.retrieval_vector_size,     _lowercase),     )
									if init_retrieval:
													retriever.init_retrieval()
									return retriever




					def     _lowercase						(   self:		int,     _lowercase:		RagRetriever,     _lowercase:		np.array,     _lowercase:		int):


									'''simple docstring'''


									__lowerCAmelCase	,				__lowerCAmelCase	,				__lowerCAmelCase					=  retriever.retrieve(_lowercase,     n_docs=_lowercase)
									self.assertEqual(retrieved_doc_embeds.shape,     (2, n_docs, self.retrieval_vector_size))
									self.assertEqual(len(_lowercase),     2)
									self.assertEqual(sorted(doc_dicts[0]),     ["""embeddings""", """id""", """text""", """title"""])
									self.assertEqual(len(doc_dicts[0]["""id"""]),     _lowercase)
									self.assertEqual(doc_dicts[0]["""id"""][0],     """1""")  # max inner product is reached with second doc
									self.assertEqual(doc_dicts[1]["""id"""][0],     """0""")  # max inner product is reached with first doc
									self.assertListEqual(doc_ids.tolist(),     [[1], [0]])




					def     _lowercase						(   self:		Optional[Any]):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)

									self.distributed_retriever_check(
									    self.get_dummy_pytorch_distributed_retriever(init_retrieval=_lowercase),     _lowercase,     _lowercase)




					def     _lowercase						(   self:		int):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)

									self.distributed_retriever_check(
									    self.get_dummy_custom_hf_index_pytorch_retriever(init_retrieval=_lowercase,     from_disk=_lowercase),     _lowercase,     _lowercase,     )




					def     _lowercase						(   self:		Dict):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)

									self.distributed_retriever_check(
									    self.get_dummy_custom_hf_index_pytorch_retriever(init_retrieval=_lowercase,     from_disk=_lowercase),     _lowercase,     _lowercase,     )




					@require_ray
					def     _lowercase						(   self:		List[str]):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)

									self.distributed_retriever_check(
									    self.get_dummy_ray_distributed_retriever(init_retrieval=_lowercase),     _lowercase,     _lowercase)
									ray.shutdown()




					@require_ray
					def     _lowercase						(   self:		Union[str, Any]):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)
									with self.assertRaises(_lowercase):
													self.distributed_retriever_check(
													    self.get_dummy_custom_hf_index_ray_retriever(init_retrieval=_lowercase,     from_disk=_lowercase),     _lowercase,     _lowercase,     )
									ray.shutdown()







					@require_ray
					def     _lowercase						(   self:		Tuple):


									'''simple docstring'''


									__lowerCAmelCase					=  1
									__lowerCAmelCase					=  np.array(
									    [np.ones(self.retrieval_vector_size), -np.ones(self.retrieval_vector_size)],     dtype=np.floataa)

									self.distributed_retriever_check(
									    self.get_dummy_custom_hf_index_ray_retriever(init_retrieval=_lowercase,     from_disk=_lowercase),     _lowercase,     _lowercase)
									ray.shutdown()












import argparse

import torch
from flax.training.checkpoints import restore_checkpoint

from transformers import FNetConfig, FNetForPreTraining
from transformers.utils import logging


logging.set_verbosity_info()


def        A__						(							SCREAMING_SNAKE_CASE_				,							SCREAMING_SNAKE_CASE_				,							SCREAMING_SNAKE_CASE_		) ->  List[Any]:
		# Initialise PyTorch model
		lowerCamelCase :			Dict    		=FNetConfig.from_json_file(SCREAMING_SNAKE_CASE_		)
		print(F"Building PyTorch model from configuration: {config}"		)
		lowerCamelCase :			Tuple    		=FNetForPreTraining(SCREAMING_SNAKE_CASE_		)

		lowerCamelCase :			List[Any]    		=restore_checkpoint(SCREAMING_SNAKE_CASE_				,							SCREAMING_SNAKE_CASE_		)
		lowerCamelCase :			List[str]    		=checkpoint_dict['''target''']

		# Embeddings
		# Position IDs
		lowerCamelCase :			Optional[Any]    		=fnet_pretraining_model.state_dict()

		lowerCamelCase :			Tuple    		=state_dict['''fnet.embeddings.position_ids''']
		lowerCamelCase :			str    		={'''fnet.embeddings.position_ids''': position_ids}
		# Embedding Layers
		lowerCamelCase :			int    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''word''']['''embedding''']		)
		lowerCamelCase :			int    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''position''']['''embedding'''][0]		)
		lowerCamelCase :			str    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''type''']['''embedding''']		)
		lowerCamelCase :			str    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''hidden_mapping_in''']['''kernel''']		).T
		lowerCamelCase :			List[Any]    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''hidden_mapping_in''']['''bias''']		)
		lowerCamelCase :			List[str]    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''layer_norm''']['''scale''']		)
		lowerCamelCase :			Tuple    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''layer_norm''']['''bias''']		)

		# Encoder Layers
		for layer in range(config.num_hidden_layers		):
				lowerCamelCase :			int    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"encoder_{layer}"]['''mixing_layer_norm''']['''scale''']		)
				lowerCamelCase :			int    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"encoder_{layer}"]['''mixing_layer_norm''']['''bias''']		)

				lowerCamelCase :			List[Any]    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"feed_forward_{layer}"]['''intermediate''']['''kernel''']		).T
				lowerCamelCase :			List[Any]    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"feed_forward_{layer}"]['''intermediate''']['''bias''']		)

				lowerCamelCase :			str    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"feed_forward_{layer}"]['''output''']['''kernel''']		).T
				lowerCamelCase :			Tuple    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"feed_forward_{layer}"]['''output''']['''bias''']		)

				lowerCamelCase :			List[Any]    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"encoder_{layer}"]['''output_layer_norm''']['''scale''']		)
				lowerCamelCase :			Optional[Any]    		=torch.tensor(
				    pretrained_model_params['''encoder'''][F"encoder_{layer}"]['''output_layer_norm''']['''bias''']		)

		# Pooler Layers
		lowerCamelCase :			Any    		=torch.tensor(pretrained_model_params['''encoder''']['''pooler''']['''kernel''']		).T
		lowerCamelCase :			str    		=torch.tensor(pretrained_model_params['''encoder''']['''pooler''']['''bias''']		)

		# Masked LM Layers
		lowerCamelCase :			Optional[int]    		=torch.tensor(
		    pretrained_model_params['''predictions_dense''']['''kernel''']		).T
		lowerCamelCase :			str    		=torch.tensor(
		    pretrained_model_params['''predictions_dense''']['''bias''']		)
		lowerCamelCase :			Optional[Any]    		=torch.tensor(
		    pretrained_model_params['''predictions_layer_norm''']['''scale''']		)
		lowerCamelCase :			Union[str, Any]    		=torch.tensor(
		    pretrained_model_params['''predictions_layer_norm''']['''bias''']		)
		lowerCamelCase :			Optional[int]    		=torch.tensor(
		    pretrained_model_params['''encoder''']['''embedder''']['''word''']['''embedding''']		)
		lowerCamelCase :			Union[str, Any]    		=torch.tensor(
		    pretrained_model_params['''predictions_output''']['''output_bias''']		)
		lowerCamelCase :			Tuple    		=torch.tensor(pretrained_model_params['''predictions_output''']['''output_bias''']		)

		# Seq Relationship Layers
		lowerCamelCase :			Union[str, Any]    		=torch.tensor(
		    pretrained_model_params['''classification''']['''output_kernel''']		)
		lowerCamelCase :			Any    		=torch.tensor(
		    pretrained_model_params['''classification''']['''output_bias''']		)

		# Load State Dict
		fnet_pretraining_model.load_state_dict(SCREAMING_SNAKE_CASE_		)

		# Save PreTrained
		print(F"Saving pretrained model to {save_path}"		)
		fnet_pretraining_model.save_pretrained(SCREAMING_SNAKE_CASE_		)


if __name__ == "__main__":
				snake_case_				=      argparse.ArgumentParser()
				# Required parameters
				parser.add_argument(
				    '''--flax_checkpoint_path''', default=None, type=str, required=True, help='''Path to the TensorFlow checkpoint path.'''
				)
				parser.add_argument(
				    '''--fnet_config_file''',
				    default=None,
				    type=str,
				    required=True,
				    help=(
				        '''The config json file corresponding to the pre-trained FNet model. \n'''
				        '''This specifies the model architecture.'''
				    ),
				)
				parser.add_argument('''--save_path''', default=None, type=str, required=True, help='''Path to the output model.''')
				snake_case_				=      parser.parse_args()
				convert_flax_checkpoint_to_pytorch(args.flax_checkpoint_path, args.fnet_config_file, args.save_path)

