






'''simple docstring'''





import json
import os
import shutil
import tempfile
import unittest

from transformers import is_speech_available, is_torch_available
from transformers.models.speechta import SpeechTaTokenizer
from transformers.testing_utils import get_tests_dir, require_torch
from transformers.utils import FEATURE_EXTRACTOR_NAME


if is_speech_available() and is_torch_available():
							from transformers import SpeechTaFeatureExtractor, SpeechTaProcessor

							from .test_feature_extraction_speechta import floats_list


a_      = get_tests_dir('fixtures/test_sentencepiece_bpe_char.model')





@require_torch
class 		SCREAMING_SNAKE_CASE__   (     unittest.TestCase    ):



		def _lowerCAmelCase     (    self:    str)  ->Optional[Any]:






								'''simple docstring'''


								a_				     =   tempfile.mkdtemp()

								a_				     =   SpeechTaTokenizer(a)
								tokenizer.save_pretrained(self.tmpdirname)

								a_				     =   {
								    "feature_size": 1,
								    "padding_value": 0.0,
								    "sampling_rate": 1_60_00,
								    "do_normalize": False,
								    "num_mel_bins": 80,
								    "hop_length": 16,
								    "win_length": 64,
								    "win_function": "hann_window",
								    "fmin": 80,
								    "fmax": 76_00,
								    "mel_floor": 1e-10,
								    "reduction_factor": 2,
								    "return_attention_mask": True,
								}

								a_				     =   os.path.join(self.tmpdirname				,   a)
								with open(self.feature_extraction_file				,   "w"				,   encoding="utf-8") as fp:
														fp.write(json.dumps(a) + "\n")



		def _lowerCAmelCase     (    self:    Any				,   **a:    List[Any])  ->Optional[Any]:






								'''simple docstring'''


								return SpeechTaTokenizer.from_pretrained(self.tmpdirname				,   **a)



		def _lowerCAmelCase     (    self:    Union[str, Any]				,   **a:    int)  ->str:






								'''simple docstring'''


								return SpeechTaFeatureExtractor.from_pretrained(self.tmpdirname				,   **a)



		def _lowerCAmelCase     (    self:    int)  ->Optional[Any]:






								'''simple docstring'''


								shutil.rmtree(self.tmpdirname)



		def _lowerCAmelCase     (    self:    Any)  ->str:






								'''simple docstring'''


								a_				     =   self.get_tokenizer()
								a_				     =   self.get_feature_extractor()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								processor.save_pretrained(self.tmpdirname)
								a_				     =   SpeechTaProcessor.from_pretrained(self.tmpdirname)

								self.assertEqual(processor.tokenizer.get_vocab()				,   tokenizer.get_vocab())
								self.assertIsInstance(processor.tokenizer				,   a)

								self.assertEqual(processor.feature_extractor.to_json_string()				,   feature_extractor.to_json_string())
								self.assertIsInstance(processor.feature_extractor				,   a)



		def _lowerCAmelCase     (    self:    List[Any])  ->Optional[int]:






								'''simple docstring'''


								a_				     =   SpeechTaProcessor(tokenizer=self.get_tokenizer()				,   feature_extractor=self.get_feature_extractor())
								processor.save_pretrained(self.tmpdirname)

								a_				     =   self.get_tokenizer(bos_token="(BOS)"				,   eos_token="(EOS)")
								a_				     =   self.get_feature_extractor(do_normalize=a				,   padding_value=1.0)

								a_				     =   SpeechTaProcessor.from_pretrained(
								    self.tmpdirname				,   bos_token="(BOS)"				,   eos_token="(EOS)"				,   do_normalize=a				,   padding_value=1.0)

								self.assertEqual(processor.tokenizer.get_vocab()				,   tokenizer_add_kwargs.get_vocab())
								self.assertIsInstance(processor.tokenizer				,   a)

								self.assertEqual(processor.feature_extractor.to_json_string()				,   feature_extractor_add_kwargs.to_json_string())
								self.assertIsInstance(processor.feature_extractor				,   a)



		def _lowerCAmelCase     (    self:    Any)  ->List[Any]:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								a_				     =   floats_list((3, 10_00))

								a_				     =   feature_extractor(audio=a				,   return_tensors="np")
								a_				     =   processor(audio=a				,   return_tensors="np")

								for key in input_feat_extract.keys():
														self.assertAlmostEqual(input_feat_extract[key].sum()				,   input_processor[key].sum()				,   delta=1e-2)



		def _lowerCAmelCase     (    self:    Tuple)  ->Union[str, Any]:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								a_				     =   floats_list((3, 10_00))

								a_				     =   feature_extractor(audio_target=a				,   return_tensors="np")
								a_				     =   processor(audio_target=a				,   return_tensors="np")

								for key in input_feat_extract.keys():
														self.assertAlmostEqual(input_feat_extract[key].sum()				,   input_processor[key].sum()				,   delta=1e-2)



		def _lowerCAmelCase     (    self:    str)  ->Dict:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								a_				     =   "This is a test string"

								a_				     =   processor(text=a)
								a_				     =   tokenizer(a)

								for key in encoded_tok.keys():
														self.assertListEqual(encoded_tok[key]				,   encoded_processor[key])



		def _lowerCAmelCase     (    self:    List[Any])  ->Any:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								a_				     =   "This is a test string"

								a_				     =   processor(text_target=a)
								a_				     =   tokenizer(a)

								for key in encoded_tok.keys():
														self.assertListEqual(encoded_tok[key]				,   encoded_processor[key])



		def _lowerCAmelCase     (    self:    List[Any])  ->Any:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								a_				     =   [[1, 4, 5, 8, 1, 0, 8], [3, 4, 3, 1, 1, 8, 9]]

								a_				     =   processor.batch_decode(a)
								a_				     =   tokenizer.batch_decode(a)

								self.assertListEqual(a				,   a)




		def _lowerCAmelCase     (    self:    Optional[int])  ->Optional[int]:






								'''simple docstring'''


								a_				     =   self.get_feature_extractor()
								a_				     =   self.get_tokenizer()

								a_				     =   SpeechTaProcessor(tokenizer=a				,   feature_extractor=a)

								self.assertListEqual(
								    processor.model_input_names				,   feature_extractor.model_input_names				,   msg="`processor` and `feature_extractor` model input names do not match"				,   )











'''simple docstring'''





import argparse
import collections
from pathlib import Path

import torch
from torch.serialization import default_restore_location

from transformers import BertConfig, DPRConfig, DPRContextEncoder, DPRQuestionEncoder, DPRReader


a_      = collections.namedtuple(
    'CheckpointState', ['model_dict', 'optimizer_dict', 'scheduler_dict', 'offset', 'epoch', 'encoder_params']
)



def 			__UpperCAmelCase				(lowercase__				)		->				CheckpointState:

						'''simple docstring'''


						print(F"""Reading saved model from {model_file}"""				)
						a_				     =   torch.load(lowercase__	,map_location=lambda lowercase__	,lowercase__				: default_restore_location(lowercase__	,"cpu"				)				)
						return CheckpointState(**lowercase__				)





class 		SCREAMING_SNAKE_CASE__   :



		def __init__(    self:    int				,   a:    Path)  ->str:






								'''simple docstring'''


								a_				     =   src_file



		def _lowerCAmelCase     (    self:    Dict)  ->Optional[Any]:






								'''simple docstring'''


								raise NotImplementedError




		@staticmethod
		def _lowerCAmelCase     (    a:    str				,   *a:    int				,   **a:    int)  ->"DPRState":






								'''simple docstring'''


								if comp_type.startswith("c"):
														return DPRContextEncoderState(*a				,   **a)
								if comp_type.startswith("q"):
														return DPRQuestionEncoderState(*a				,   **a)
								if comp_type.startswith("r"):
														return DPRReaderState(*a				,   **a)
								else:
														raise ValueError("Component type must be either 'ctx_encoder', 'question_encoder' or 'reader'.")





class 		SCREAMING_SNAKE_CASE__   (     lowercase_    ):



		def _lowerCAmelCase     (    self:    Union[str, Any])  ->Any:






								'''simple docstring'''


								a_				     =   DPRContextEncoder(DPRConfig(**BertConfig.get_config_dict("bert-base-uncased")[0]))
								print(f"""Loading DPR biencoder from {self.src_file}""")
								a_				     =   load_states_from_checkpoint(self.src_file)
								a_     ,       a_				     =   model.ctx_encoder, "ctx_model."
								# Fix changes from https://github.com/huggingface/transformers/commit/614fef1691edb806de976756d4948ecbcd0c0ca3
								a_				     =   {"bert_model.embeddings.position_ids": model.ctx_encoder.bert_model.embeddings.position_ids}
								for key, value in saved_state.model_dict.items():
														if key.startswith(a):
																				a_				     =   key[len(a) :]
																				if not key.startswith("encode_proj."):
																										a_				     =   "bert_model." + key
																				a_				     =   value
								encoder.load_state_dict(a)
								return model





class 		SCREAMING_SNAKE_CASE__   (     lowercase_    ):



		def _lowerCAmelCase     (    self:    Optional[int])  ->Optional[int]:






								'''simple docstring'''


								a_				     =   DPRQuestionEncoder(DPRConfig(**BertConfig.get_config_dict("bert-base-uncased")[0]))
								print(f"""Loading DPR biencoder from {self.src_file}""")
								a_				     =   load_states_from_checkpoint(self.src_file)
								a_     ,       a_				     =   model.question_encoder, "question_model."
								# Fix changes from https://github.com/huggingface/transformers/commit/614fef1691edb806de976756d4948ecbcd0c0ca3
								a_				     =   {"bert_model.embeddings.position_ids": model.question_encoder.bert_model.embeddings.position_ids}
								for key, value in saved_state.model_dict.items():
														if key.startswith(a):
																				a_				     =   key[len(a) :]
																				if not key.startswith("encode_proj."):
																										a_				     =   "bert_model." + key
																				a_				     =   value
								encoder.load_state_dict(a)
								return model





class 		SCREAMING_SNAKE_CASE__   (     lowercase_    ):



		def _lowerCAmelCase     (    self:    Tuple)  ->Optional[Any]:






								'''simple docstring'''


								a_				     =   DPRReader(DPRConfig(**BertConfig.get_config_dict("bert-base-uncased")[0]))
								print(f"""Loading DPR reader from {self.src_file}""")
								a_				     =   load_states_from_checkpoint(self.src_file)
								# Fix changes from https://github.com/huggingface/transformers/commit/614fef1691edb806de976756d4948ecbcd0c0ca3
								a_				     =   {
								    "encoder.bert_model.embeddings.position_ids": model.span_predictor.encoder.bert_model.embeddings.position_ids
								}
								for key, value in saved_state.model_dict.items():
														if key.startswith("encoder.") and not key.startswith("encoder.encode_proj"):
																				a_				     =   "encoder.bert_model." + key[len("encoder.") :]
														a_				     =   value
								model.span_predictor.load_state_dict(a)
								return model





def 			__UpperCAmelCase				(lowercase__	,lowercase__	,lowercase__				)		->				Any:

						'''simple docstring'''


						a_				     =   Path(lowercase__				)
						dest_dir.mkdir(exist_ok=lowercase__				)

						a_				     =   DPRState.from_type(lowercase__	,src_file=lowercase__				)
						a_				     =   dpr_state.load_dpr_model()
						model.save_pretrained(lowercase__				)
						model.from_pretrained(lowercase__				)  # sanity check


if __name__ == "__main__":
							a_      = argparse.ArgumentParser()
							# Required parameters
							parser.add_argument(
							    '--type', type=str, help='Type of the component to convert: \'ctx_encoder\', \'question_encoder\' or \'reader\'.'
							)
							parser.add_argument(
							    '--src',
							    type=str,
							    help=(
							        'Path to the dpr checkpoint file. They can be downloaded from the official DPR repo'
							        ' https://github.com/facebookresearch/DPR. Note that in the official repo, both encoders are stored in the'
							        ' \'retriever\' checkpoints.'
							    ),
							)
							parser.add_argument('--dest', type=str, default=None, help='Path to the output PyTorch model directory.')
							a_      = parser.parse_args()

							a_      = Path(args.src)
							a_      = F'converted-{src_file.name}' if args.dest is None else args.dest
							a_      = Path(dest_dir)
							assert src_file.exists()
							assert (
							    args.type is not None
							), "Please specify the component type of the DPR model to convert: 'ctx_encoder', 'question_encoder' or 'reader'."
							convert(args.type, src_file, dest_dir)



