
"""simple docstring"""



import itertools
import json
import linecache
import os
import pickle
import re
import socket
import string
from collections import Counter
from logging import getLogger
from pathlib import Path
from typing import Callable, Dict, Iterable, List

import git
import torch
from torch.utils.data import Dataset

from transformers import BartTokenizer, RagTokenizer, TaTokenizer






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       str  ,	SCREAMING_SNAKE_CASE:       str  ,	SCREAMING_SNAKE_CASE:       List[Any]  ,	SCREAMING_SNAKE_CASE:       int  ,	SCREAMING_SNAKE_CASE:       str=True  ,	SCREAMING_SNAKE_CASE:       int="pt"    ):






							"""simple docstring"""



							_lowerCAmelCase							=      {'add_prefix_space': True} if isinstance(UpperCamelCase__  ,	UpperCamelCase__    ) and not line.startswith(' '    ) else {}
							_lowerCAmelCase							=      padding_side
							return tokenizer(
							    [line]  ,	max_length=UpperCamelCase__  ,	padding='max_length' if pad_to_max_length else None  ,	truncation=UpperCamelCase__  ,	return_tensors=UpperCamelCase__  ,	add_special_tokens=UpperCamelCase__  ,	**UpperCamelCase__  ,	)






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       str  ,	SCREAMING_SNAKE_CASE:       List[Any]  ,	SCREAMING_SNAKE_CASE:       Tuple=None  ,	):






							"""simple docstring"""



							_lowerCAmelCase							=      input_ids.ne(UpperCamelCase__    ).any(dim=0    )
							if attention_mask is None:
														return input_ids[:, keep_column_mask]
							else:
														return (input_ids[:, keep_column_mask], attention_mask[:, keep_column_mask])
class 							_SCREAMING_SNAKE_CASE	(	UpperCamelCase__				):






				'''simple docstring'''



				def __init__(       self						:      str					,  UpperCAmelCase_						:      Optional[int]					,  UpperCAmelCase_						:      Tuple					,  UpperCAmelCase_						:      Optional[int]					,  UpperCAmelCase_						:      Optional[int]					,  UpperCAmelCase_						:      Optional[int]="train"					,  UpperCAmelCase_						:      Optional[Any]=None					,  UpperCAmelCase_						:      Optional[Any]=None					,  UpperCAmelCase_						:      List[str]=None					,  UpperCAmelCase_						:      int=""					,  )		->	Any:







											"""simple docstring"""




											super().__init__()
											_lowerCAmelCase							=      Path(__lowerCamelCase	).joinpath(type_path + '.source'	)
											_lowerCAmelCase							=      Path(__lowerCamelCase	).joinpath(type_path + '.target'	)
											_lowerCAmelCase							=      self.get_char_lens(self.src_file	)
											_lowerCAmelCase							=      max_source_length
											_lowerCAmelCase							=      max_target_length
											assert min(self.src_lens	) > 0, F"""found empty line in {self.src_file}"""
											_lowerCAmelCase							=      tokenizer
											_lowerCAmelCase							=      prefix
											if n_obs is not None:
																		_lowerCAmelCase							=      self.src_lens[:n_obs]
											_lowerCAmelCase							=      src_lang
											_lowerCAmelCase							=      tgt_lang


				def __len__(       self						:      str	)		->	Any:







											"""simple docstring"""




											return len(self.src_lens	)


				def __getitem__(       self						:      List[str]					,  UpperCAmelCase_						:      Tuple	)		->	Optional[Any]:







											"""simple docstring"""




											_lowerCAmelCase							=      index + 1  # linecache starts at 1
											_lowerCAmelCase							=      self.prefix + linecache.getline(str(self.src_file	)					,  __lowerCamelCase	).rstrip('\n'	)
											_lowerCAmelCase							=      linecache.getline(str(self.tgt_file	)					,  __lowerCamelCase	).rstrip('\n'	)
											assert source_line, F"""empty source line for index {index}"""
											assert tgt_line, F"""empty tgt line for index {index}"""

											# Need to add eos token manually for T5
											if isinstance(self.tokenizer					,  __lowerCamelCase	):
																		source_line += self.tokenizer.eos_token
																		tgt_line += self.tokenizer.eos_token

											# Pad source and target to the right
											_lowerCAmelCase							=      (
											    self.tokenizer.question_encoder if isinstance(self.tokenizer					,  __lowerCamelCase	) else self.tokenizer
											)
											_lowerCAmelCase							=      self.tokenizer.generator if isinstance(self.tokenizer					,  __lowerCamelCase	) else self.tokenizer

											_lowerCAmelCase							=      encode_line(__lowerCamelCase					,  __lowerCamelCase					,  self.max_source_length					,  'right'	)
											_lowerCAmelCase							=      encode_line(__lowerCamelCase					,  __lowerCamelCase					,  self.max_target_length					,  'right'	)

											_lowerCAmelCase							=      source_inputs['input_ids'].squeeze()
											_lowerCAmelCase							=      target_inputs['input_ids'].squeeze()
											_lowerCAmelCase							=      source_inputs['attention_mask'].squeeze()
											return {
											    "input_ids": source_ids,
											    "attention_mask": src_mask,
											    "decoder_input_ids": target_ids,
											}


				@staticmethod
				def 					__lowerCamelCase						(       UpperCAmelCase_						:      str	)		->	List[Any]:







											"""simple docstring"""




											return [len(__lowerCamelCase	) for x in Path(__lowerCamelCase	).open().readlines()]







				def 					__lowerCamelCase						(       self						:      int					,  UpperCAmelCase_						:      Union[str, Any]	)		->	List[Any]:







											"""simple docstring"""




											_lowerCAmelCase							=      torch.stack([x['input_ids'] for x in batch]	)
											_lowerCAmelCase							=      torch.stack([x['attention_mask'] for x in batch]	)
											_lowerCAmelCase							=      torch.stack([x['decoder_input_ids'] for x in batch]	)
											_lowerCAmelCase							=      (
											    self.tokenizer.generator.pad_token_id
											    if isinstance(self.tokenizer					,  __lowerCamelCase	)
											    else self.tokenizer.pad_token_id
											)
											_lowerCAmelCase							=      (
											    self.tokenizer.question_encoder.pad_token_id
											    if isinstance(self.tokenizer					,  __lowerCamelCase	)
											    else self.tokenizer.pad_token_id
											)
											_lowerCAmelCase							=      trim_batch(__lowerCamelCase					,  __lowerCamelCase	)
											_lowerCAmelCase						,		_lowerCAmelCase							=      trim_batch(__lowerCamelCase					,  __lowerCamelCase					,  attention_mask=__lowerCamelCase	)
											_lowerCAmelCase							=      {
											    'input_ids': source_ids,
											    'attention_mask': source_mask,
											    'decoder_input_ids': y,
											}
											return batch






_snake_case        =    getLogger(__name__)






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       List[List]    ):






							"""simple docstring"""



							return list(itertools.chain.from_iterable(UpperCamelCase__    )    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       str    ):






							"""simple docstring"""



							_lowerCAmelCase							=      get_git_info()
							save_json(UpperCamelCase__  ,	os.path.join(UpperCamelCase__  ,	'git_log.json'    )    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Tuple  ,	SCREAMING_SNAKE_CASE:       Dict  ,	SCREAMING_SNAKE_CASE:       Dict=4  ,	**SCREAMING_SNAKE_CASE:       Any    ):






							"""simple docstring"""



							with open(UpperCamelCase__  ,	'w'    ) as f:
														json.dump(UpperCamelCase__  ,	UpperCamelCase__  ,	indent=UpperCamelCase__  ,	**UpperCamelCase__    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Optional[int]    ):






							"""simple docstring"""



							with open(UpperCamelCase__    ) as f:
														return json.load(UpperCamelCase__    )






def 						__snake_case	(     ):






							"""simple docstring"""



							_lowerCAmelCase							=      git.Repo(search_parent_directories=UpperCamelCase__    )
							_lowerCAmelCase							=      {
							    'repo_id': str(UpperCamelCase__    ),
							    'repo_sha': str(repo.head.object.hexsha    ),
							    'repo_branch': str(repo.active_branch    ),
							    'hostname': str(socket.gethostname()    ),
							}
							return repo_infos






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Callable  ,	SCREAMING_SNAKE_CASE:       Iterable    ):






							"""simple docstring"""



							return list(map(UpperCamelCase__  ,	UpperCamelCase__    )    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Optional[Any]  ,	SCREAMING_SNAKE_CASE:       Union[str, Any]    ):






							"""simple docstring"""



							with open(UpperCamelCase__  ,	'wb'    ) as f:
														return pickle.dump(UpperCamelCase__  ,	UpperCamelCase__    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Optional[Any]    ):






							"""simple docstring"""



							def remove_articles(SCREAMING_SNAKE_CASE:       Tuple    ):
														return re.sub(R'\b(a|an|the)\b'  ,	' '  ,	UpperCamelCase__    )

							def white_space_fix(SCREAMING_SNAKE_CASE:       Optional[int]    ):
														return " ".join(text.split()    )

							def remove_punc(SCREAMING_SNAKE_CASE:       List[str]    ):
														_lowerCAmelCase							=      set(string.punctuation    )
														return "".join(ch for ch in text if ch not in exclude    )

							def lower(SCREAMING_SNAKE_CASE:       int    ):
														return text.lower()

							return white_space_fix(remove_articles(remove_punc(lower(UpperCamelCase__    )    )    )    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Any  ,	SCREAMING_SNAKE_CASE:       List[Any]    ):






							"""simple docstring"""



							_lowerCAmelCase							=      normalize_answer(UpperCamelCase__    ).split()
							_lowerCAmelCase							=      normalize_answer(UpperCamelCase__    ).split()
							_lowerCAmelCase							=      Counter(UpperCamelCase__    ) & Counter(UpperCamelCase__    )
							_lowerCAmelCase							=      sum(common.values()    )
							if num_same == 0:
														return 0
							_lowerCAmelCase							=      1.0 * num_same / len(UpperCamelCase__    )
							_lowerCAmelCase							=      1.0 * num_same / len(UpperCamelCase__    )
							_lowerCAmelCase							=      (2 * precision * recall) / (precision + recall)
							return fa






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Any  ,	SCREAMING_SNAKE_CASE:       Any    ):






							"""simple docstring"""



							return normalize_answer(UpperCamelCase__    ) == normalize_answer(UpperCamelCase__    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       List[str]  ,	SCREAMING_SNAKE_CASE:       List[str]    ):






							"""simple docstring"""



							assert len(UpperCamelCase__    ) == len(UpperCamelCase__    )
							_lowerCAmelCase							=      0
							for hypo, pred in zip(UpperCamelCase__  ,	UpperCamelCase__    ):
														em += exact_match_score(UpperCamelCase__  ,	UpperCamelCase__    )
							if len(UpperCamelCase__    ) > 0:
														em /= len(UpperCamelCase__    )
							return {"em": em}






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Optional[Any]    ):






							"""simple docstring"""



							return model_prefix.startswith('rag'    )






def 						__snake_case	(     SCREAMING_SNAKE_CASE:       Dict  ,	SCREAMING_SNAKE_CASE:       List[str]  ,	SCREAMING_SNAKE_CASE:       Optional[int]    ):






							"""simple docstring"""



							_lowerCAmelCase							=      {p: p for p in extra_params}
							# T5 models don't have `dropout` param, they have `dropout_rate` instead
							_lowerCAmelCase							=      'dropout_rate'
							for p in extra_params:
														if getattr(UpperCamelCase__  ,	UpperCamelCase__  ,	UpperCamelCase__    ):
																					if not hasattr(UpperCamelCase__  ,	UpperCamelCase__    ) and not hasattr(UpperCamelCase__  ,	equivalent_param[p]    ):
																												logger.info('config doesn\'t have a `{}` attribute'.format(UpperCamelCase__    )    )
																												delattr(UpperCamelCase__  ,	UpperCamelCase__    )
																												continue
																					_lowerCAmelCase							=      p if hasattr(UpperCamelCase__  ,	UpperCamelCase__    ) else equivalent_param[p]
																					setattr(UpperCamelCase__  ,	UpperCamelCase__  ,	getattr(UpperCamelCase__  ,	UpperCamelCase__    )    )
																					delattr(UpperCamelCase__  ,	UpperCamelCase__    )
							return hparams, config













import json
import os
import tempfile
import unittest
import unittest.mock as mock
from pathlib import Path

from requests.exceptions import HTTPError

from transformers.utils import (
    CONFIG_NAME,
    FLAX_WEIGHTS_NAME,
    TF2_WEIGHTS_NAME,
    TRANSFORMERS_CACHE,
    WEIGHTS_NAME,
    cached_file,
    get_file_from_repo,
    has_file,
)


a__: Union[str, Any]							   =						'hf-internal-testing/tiny-random-bert'
a__: Optional[int]							   =						os.path.join(TRANSFORMERS_CACHE, 'models--hf-internal-testing--tiny-random-bert')
a__: List[str]							   =						'9b8c223d42b2188cb49d29af482996f9d0f3e5a6'




class        SCREAMING_SNAKE_CASE__					(		unittest.TestCase ):



 def 							UpperCamelCase     (				self					):
        A__		   =		cached_file(__lowerCamelCase,__lowerCamelCase					)
        # Should have downloaded the file in here
        self.assertTrue(os.path.isdir(__lowerCamelCase					)					)
        # Cache should contain at least those three subfolders:
        for subfolder in ["blobs", "refs", "snapshots"]:
               self.assertTrue(os.path.isdir(os.path.join(__lowerCamelCase,__lowerCamelCase					)					)					)
        with open(os.path.join(__lowerCamelCase,'''refs''','''main'''					)					) as f:
               A__		   =		f.read()
        self.assertEqual(__lowerCamelCase,os.path.join(__lowerCamelCase,'''snapshots''',__lowerCamelCase,__lowerCamelCase					)					)
        self.assertTrue(os.path.isfile(__lowerCamelCase					)					)

        # File is cached at the same place the second time.
        A__		   =		cached_file(__lowerCamelCase,__lowerCamelCase					)
        self.assertEqual(__lowerCamelCase,__lowerCamelCase					)

        # Using a specific revision to test the full commit hash.
        A__		   =		cached_file(__lowerCamelCase,__lowerCamelCase,revision='''9b8c223'''					)
        self.assertEqual(__lowerCamelCase,os.path.join(__lowerCamelCase,'''snapshots''',__lowerCamelCase,__lowerCamelCase					)					)



 def 							UpperCamelCase     (				self					):
        with self.assertRaisesRegex(__lowerCamelCase,'''is not a valid model identifier'''					):
               A__		   =		cached_file('''tiny-random-bert''',__lowerCamelCase					)

        with self.assertRaisesRegex(__lowerCamelCase,'''is not a valid git identifier'''					):
               A__		   =		cached_file(__lowerCamelCase,__lowerCamelCase,revision='''aaaa'''					)

        with self.assertRaisesRegex(__lowerCamelCase,'''does not appear to have a file named'''					):
               A__		   =		cached_file(__lowerCamelCase,'''conf'''					)



 def 							UpperCamelCase     (				self					):
        with self.assertRaisesRegex(__lowerCamelCase,'''does not appear to have a file named'''					):
               A__		   =		cached_file(__lowerCamelCase,'''conf'''					)

        with open(os.path.join(__lowerCamelCase,'''refs''','''main'''					)					) as f:
               A__		   =		f.read()
        self.assertTrue(os.path.isfile(os.path.join(__lowerCamelCase,'''.no_exist''',__lowerCamelCase,'''conf'''					)					)					)

        A__		   =		cached_file(__lowerCamelCase,'''conf''',_raise_exceptions_for_missing_entries=__lowerCamelCase					)
        self.assertIsNone(__lowerCamelCase					)

        A__		   =		cached_file(__lowerCamelCase,'''conf''',local_files_only=__lowerCamelCase,_raise_exceptions_for_missing_entries=__lowerCamelCase					)
        self.assertIsNone(__lowerCamelCase					)

        A__		   =		mock.Mock()
        A__		   =		500
        A__		   =		{}
        A__		   =		HTTPError
        A__		   =		{}

        # Under the mock environment we get a 500 error when trying to reach the tokenizer.
        with mock.patch('''requests.Session.request''',return_value=__lowerCamelCase					) as mock_head:
               A__		   =		cached_file(__lowerCamelCase,'''conf''',_raise_exceptions_for_connection_errors=__lowerCamelCase					)
               self.assertIsNone(__lowerCamelCase					)
               # This check we did call the fake head request
               mock_head.assert_called()



 def 							UpperCamelCase     (				self					):
        self.assertTrue(has_file('''hf-internal-testing/tiny-bert-pt-only''',__lowerCamelCase					)					)
        self.assertFalse(has_file('''hf-internal-testing/tiny-bert-pt-only''',__lowerCamelCase					)					)
        self.assertFalse(has_file('''hf-internal-testing/tiny-bert-pt-only''',__lowerCamelCase					)					)



 def 							UpperCamelCase     (				self					):
        # `get_file_from_repo` returns None if the file does not exist
        self.assertIsNone(get_file_from_repo('''bert-base-cased''','''ahah.txt'''					)					)

        # The function raises if the repository does not exist.
        with self.assertRaisesRegex(__lowerCamelCase,'''is not a valid model identifier'''					):
               get_file_from_repo('''bert-base-case''',__lowerCamelCase					)

        # The function raises if the revision does not exist.
        with self.assertRaisesRegex(__lowerCamelCase,'''is not a valid git identifier'''					):
               get_file_from_repo('''bert-base-cased''',__lowerCamelCase,revision='''ahaha'''					)

        A__		   =		get_file_from_repo('''bert-base-cased''',__lowerCamelCase					)
        # The name is the cached name which is not very easy to test, so instead we load the content.
        A__		   =		json.loads(open(__lowerCamelCase,'''r'''					).read()					)
        self.assertEqual(config['''hidden_size'''],768					)




 def 							UpperCamelCase     (				self					):
        with tempfile.TemporaryDirectory() as tmp_dir:
               A__		   =		Path(__lowerCamelCase					) / '''a.txt'''
               filename.touch()
               self.assertEqual(get_file_from_repo(__lowerCamelCase,'''a.txt'''					),str(__lowerCamelCase					)					)

               self.assertIsNone(get_file_from_repo(__lowerCamelCase,'''b.txt'''					)					)





