import json
import os
from functools import lru_cache
from typing import List, Optional, Tuple

import regex as re

from ...tokenization_utils import AddedToken, PreTrainedTokenizer
from ...utils import logging


UpperCAmelCase_           =				logging.get_logger(__name__)


UpperCAmelCase_           =				{'''vocab_file''': '''vocab.json''', '''merges_file''': '''merges.txt'''}

UpperCAmelCase_           =				{
    '''vocab_file''': {
        '''allenai/longformer-base-4096''': '''https://huggingface.co/allenai/longformer-base-4096/resolve/main/vocab.json''',
        '''allenai/longformer-large-4096''': (
            '''https://huggingface.co/allenai/longformer-large-4096/resolve/main/vocab.json'''
        ),
        '''allenai/longformer-large-4096-finetuned-triviaqa''': (
            '''https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/vocab.json'''
        ),
        '''allenai/longformer-base-4096-extra.pos.embd.only''': (
            '''https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/vocab.json'''
        ),
        '''allenai/longformer-large-4096-extra.pos.embd.only''': (
            '''https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/vocab.json'''
        ),
    },
    '''merges_file''': {
        '''allenai/longformer-base-4096''': '''https://huggingface.co/allenai/longformer-base-4096/resolve/main/merges.txt''',
        '''allenai/longformer-large-4096''': (
            '''https://huggingface.co/allenai/longformer-large-4096/resolve/main/merges.txt'''
        ),
        '''allenai/longformer-large-4096-finetuned-triviaqa''': (
            '''https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/merges.txt'''
        ),
        '''allenai/longformer-base-4096-extra.pos.embd.only''': (
            '''https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/merges.txt'''
        ),
        '''allenai/longformer-large-4096-extra.pos.embd.only''': (
            '''https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/merges.txt'''
        ),
    },
}

UpperCAmelCase_           =				{
    '''allenai/longformer-base-4096''': 4_0_9_6,
    '''allenai/longformer-large-4096''': 4_0_9_6,
    '''allenai/longformer-large-4096-finetuned-triviaqa''': 4_0_9_6,
    '''allenai/longformer-base-4096-extra.pos.embd.only''': 4_0_9_6,
    '''allenai/longformer-large-4096-extra.pos.embd.only''': 4_0_9_6,
}




@lru_cache()
# Copied from transformers.models.roberta.tokenization_roberta.bytes_to_unicode
def    lowerCAmelCase_  (		)     ->					Dict:







 '''simple docstring'''
 _UpperCamelCase:  Tuple    						=			(
     list(range(ord('''!'''		)	,       ord('''~'''		) + 1		)		) + list(range(ord('''¡'''		)	,       ord('''¬'''		) + 1		)		) + list(range(ord('''®'''		)	,       ord('''ÿ'''		) + 1		)		)
 )
 _UpperCamelCase:  Optional[int]    						=			bs[:]
 _UpperCamelCase:  str    						=			0
 for b in range(2**8		):
  if b not in bs:
   bs.append(lowercase		)
   cs.append(2**8 + n		)
   n += 1
 _UpperCamelCase:  Any    						=			[chr(lowercase		) for n in cs]
 return dict(zip(lowercase	,       lowercase		)		)




def    lowerCAmelCase_  (		lowercase:				Any		)     ->					Tuple:







 '''simple docstring'''
 _UpperCamelCase:  Optional[Any]    						=			set()
 _UpperCamelCase:  Any    						=			word[0]
 for char in word[1:]:
  pairs.add((prev_char, char)		)
  _UpperCamelCase:  Any    						=			char
 return pairs





class 			__magic_name__	(		__a     ):





   """simple docstring"""




   lowerCAmelCase   :     int	      = VOCAB_FILES_NAMES
   lowerCAmelCase   :     Optional[Any]	      = PRETRAINED_VOCAB_FILES_MAP
   lowerCAmelCase   :     Union[str, Any]	      = PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
   lowerCAmelCase   :     Optional[int]	      = ['''input_ids''', '''attention_mask''']



   def __init__(						self       :	List[str]		,	_lowercase       :	Dict		,	_lowercase       :	Any		,	_lowercase       :	List[Any]="replace"		,	_lowercase       :	Union[str, Any]="<s>"		,	_lowercase       :	List[str]="</s>"		,	_lowercase       :	List[Any]="</s>"		,	_lowercase       :	str="<s>"		,	_lowercase       :	Tuple="<unk>"		,	_lowercase       :	int="<pad>"		,	_lowercase       :	Optional[Any]="<mask>"		,	_lowercase       :	List[Any]=False		,	**_lowercase       :	int		,	):



    """simple docstring"""



    _UpperCamelCase:  Dict    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else bos_token
    _UpperCamelCase:  Dict    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else eos_token
    _UpperCamelCase:  Dict    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else sep_token
    _UpperCamelCase:  Optional[Any]    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else cls_token
    _UpperCamelCase:  List[str]    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else unk_token
    _UpperCamelCase:  Optional[int]    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else pad_token

    # Mask token behave like a normal word, i.e. include the space before it
    _UpperCamelCase:  List[str]    						=			AddedToken(_lowercase		,	lstrip=_lowercase		,	rstrip=_lowercase				) if isinstance(_lowercase		,	_lowercase				) else mask_token

    super().__init__(
        errors=_lowercase		,	bos_token=_lowercase		,	eos_token=_lowercase		,	unk_token=_lowercase		,	sep_token=_lowercase		,	cls_token=_lowercase		,	pad_token=_lowercase		,	mask_token=_lowercase		,	add_prefix_space=_lowercase		,	**_lowercase		,	)

    with open(_lowercase		,	encoding='''utf-8'''				) as vocab_handle:
     _UpperCamelCase:  int    						=			json.load(_lowercase				)
    _UpperCamelCase:  Optional[Any]    						=			{v: k for k, v in self.encoder.items()}
    _UpperCamelCase:  int    						=			errors  # how to handle errors in decoding
    _UpperCamelCase:  Tuple    						=			bytes_to_unicode()
    _UpperCamelCase:  str    						=			{v: k for k, v in self.byte_encoder.items()}
    with open(_lowercase		,	encoding='''utf-8'''				) as merges_handle:
     _UpperCamelCase:  Any    						=			merges_handle.read().split('''\n'''				)[1:-1]
    _UpperCamelCase:  Optional[int]    						=			[tuple(merge.split()				) for merge in bpe_merges]
    _UpperCamelCase:  Union[str, Any]    						=			dict(zip(_lowercase		,	range(len(_lowercase				)				)				)				)
    _UpperCamelCase:  List[Any]    						=			{}
    _UpperCamelCase:  List[Any]    						=			add_prefix_space

    # Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
    _UpperCamelCase:  Dict    						=			re.compile(R'''\'s|\'t|\'re|\'ve|\'m|\'ll|\'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+'''				)



   @property
   def 	lowerCAmelCase    (						self       :	Optional[int]				):



    """simple docstring"""



    return len(self.encoder				)



   def 	lowerCAmelCase    (						self       :	int				):



    """simple docstring"""



    return dict(self.encoder		,	**self.added_tokens_encoder				)



   def 	lowerCAmelCase    (						self       :	Optional[int]		,	_lowercase       :	List[Any]				):



    """simple docstring"""



    if token in self.cache:
     return self.cache[token]
    _UpperCamelCase:  str    						=			tuple(_lowercase				)
    _UpperCamelCase:  Dict    						=			get_pairs(_lowercase				)

    if not pairs:
     return token

    while True:
     _UpperCamelCase:  Union[str, Any]    						=			min(_lowercase		,	key=lambda _lowercase				: self.bpe_ranks.get(_lowercase		,	float('''inf'''				)				)				)
     if bigram not in self.bpe_ranks:
      break
     _UpperCamelCase						,				_UpperCamelCase:  List[str]    						=			bigram
     _UpperCamelCase:  Any    						=			[]
     _UpperCamelCase:  List[str]    						=			0
     while i < len(_lowercase				):
      try:
       _UpperCamelCase:  str    						=			word.index(_lowercase		,	_lowercase				)
      except ValueError:
       new_word.extend(word[i:]				)
       break
      else:
       new_word.extend(word[i:j]				)
       _UpperCamelCase:  int    						=			j

      if word[i] == first and i < len(_lowercase				) - 1 and word[i + 1] == second:
       new_word.append(first + second				)
       i += 2
      else:
       new_word.append(word[i]				)
       i += 1
     _UpperCamelCase:  int    						=			tuple(_lowercase				)
     _UpperCamelCase:  Optional[int]    						=			new_word
     if len(_lowercase				) == 1:
      break
     else:
      _UpperCamelCase:  Optional[int]    						=			get_pairs(_lowercase				)
    _UpperCamelCase:  Dict    						=			''' '''.join(_lowercase				)
    _UpperCamelCase:  int    						=			word
    return word



   def 	lowerCAmelCase    (						self       :	List[str]		,	_lowercase       :	List[str]				):



    """simple docstring"""



    _UpperCamelCase:  List[str]    						=			[]
    for token in re.findall(self.pat		,	_lowercase				):
     _UpperCamelCase:  int    						=			''''''.join(
         self.byte_encoder[b] for b in token.encode('''utf-8'''				)				)  # Maps all our bytes to unicode strings, avoiding control tokens of the BPE (spaces in our case)
     bpe_tokens.extend(bpe_token for bpe_token in self.bpe(_lowercase				).split(''' '''				)				)
    return bpe_tokens



   def 	lowerCAmelCase    (						self       :	int		,	_lowercase       :	str				):



    """simple docstring"""



    return self.encoder.get(_lowercase		,	self.encoder.get(self.unk_token				)				)



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



    """simple docstring"""



    return self.decoder.get(_lowercase				)



   def 	lowerCAmelCase    (						self       :	Optional[Any]		,	_lowercase       :	str				):



    """simple docstring"""



    _UpperCamelCase:  int    						=			''''''.join(_lowercase				)
    _UpperCamelCase:  Tuple    						=			bytearray([self.byte_decoder[c] for c in text]				).decode('''utf-8'''		,	errors=self.errors				)
    return text



   def 	lowerCAmelCase    (						self       :	Optional[Any]		,	_lowercase       :	str		,	_lowercase       :	Optional[str] = None				):



    """simple docstring"""



    if not os.path.isdir(_lowercase				):
     logger.error(f"""Vocabulary path ({save_directory}) should be a directory"""				)
     return
    _UpperCamelCase:  Optional[int]    						=			os.path.join(
        _lowercase		,	(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']				)
    _UpperCamelCase:  Optional[Any]    						=			os.path.join(
        _lowercase		,	(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''merges_file''']				)

    with open(_lowercase		,	'''w'''		,	encoding='''utf-8'''				) as f:
     f.write(json.dumps(self.encoder		,	indent=2		,	sort_keys=_lowercase		,	ensure_ascii=_lowercase				) + '''\n'''				)

    _UpperCamelCase:  List[str]    						=			0
    with open(_lowercase		,	'''w'''		,	encoding='''utf-8'''				) as writer:
     writer.write('''#version: 0.2\n'''				)
     for bpe_tokens, token_index in sorted(self.bpe_ranks.items()		,	key=lambda _lowercase				: kv[1]				):
      if index != token_index:
       logger.warning(
           f"""Saving vocabulary to {merge_file}: BPE merge indices are not consecutive."""
           ''' Please check that the tokenizer is not corrupted!'''				)
       _UpperCamelCase:  int    						=			token_index
      writer.write(''' '''.join(_lowercase				) + '''\n'''				)
      index += 1

    return vocab_file, merge_file



   def 	lowerCAmelCase    (						self       :	List[Any]		,	_lowercase       :	List[int]		,	_lowercase       :	Optional[List[int]] = None				):



    """simple docstring"""



    if token_ids_a is None:
     return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
    _UpperCamelCase:  List[str]    						=			[self.cls_token_id]
    _UpperCamelCase:  int    						=			[self.sep_token_id]
    return cls + token_ids_a + sep + sep + token_ids_a + sep



   def 	lowerCAmelCase    (						self       :	List[str]		,	_lowercase       :	List[int]		,	_lowercase       :	Optional[List[int]] = None		,	_lowercase       :	bool = False				):



    """simple docstring"""



    if already_has_special_tokens:
     return super().get_special_tokens_mask(
         token_ids_a=_lowercase		,	token_ids_a=_lowercase		,	already_has_special_tokens=_lowercase				)

    if token_ids_a is None:
     return [1] + ([0] * len(_lowercase				)) + [1]
    return [1] + ([0] * len(_lowercase				)) + [1, 1] + ([0] * len(_lowercase				)) + [1]



   def 	lowerCAmelCase    (						self       :	List[str]		,	_lowercase       :	List[int]		,	_lowercase       :	Optional[List[int]] = None				):



    """simple docstring"""



    _UpperCamelCase:  List[Any]    						=			[self.sep_token_id]
    _UpperCamelCase:  List[Any]    						=			[self.cls_token_id]

    if token_ids_a is None:
     return len(cls + token_ids_a + sep				) * [0]
    return len(cls + token_ids_a + sep + sep + token_ids_a + sep				) * [0]



   def 	lowerCAmelCase    (						self       :	Union[str, Any]		,	_lowercase       :	List[str]		,	_lowercase       :	Tuple=False		,	**_lowercase       :	Dict				):



    """simple docstring"""



    _UpperCamelCase:  Optional[Any]    						=			kwargs.pop('''add_prefix_space'''		,	self.add_prefix_space				)
    if (is_split_into_words or add_prefix_space) and (len(_lowercase				) > 0 and not text[0].isspace()):
     _UpperCamelCase:  Any    						=			''' ''' + text
    return (text, kwargs)
import importlib
import json
import os
import sys
import tempfile
import unittest
from pathlib import Path

import transformers
import transformers.models.auto
from transformers.models.auto.configuration_auto import CONFIG_MAPPING, AutoConfig
from transformers.models.bert.configuration_bert import BertConfig
from transformers.models.roberta.configuration_roberta import RobertaConfig
from transformers.testing_utils import DUMMY_UNKNOWN_IDENTIFIER, get_tests_dir


sys.path.append(str(Path(__file__).parent.parent.parent.parent / '''utils'''))

from test_module.custom_configuration import CustomConfig  # noqa E402


UpperCAmelCase_           =				get_tests_dir('''fixtures/dummy-config.json''')




class 			__magic_name__	(		unittest.TestCase     ):





   """simple docstring"""




   def 	lowerCAmelCase    (						self       :	str				):



    """simple docstring"""



    _UpperCamelCase:  Dict    						=			0



   def 	lowerCAmelCase    (						self       :	Any				):



    """simple docstring"""



    self.assertIsNotNone(transformers.models.auto.__spec__				)
    self.assertIsNotNone(importlib.util.find_spec('''transformers.models.auto'''				)				)



   def 	lowerCAmelCase    (						self       :	Union[str, Any]				):



    """simple docstring"""



    _UpperCamelCase:  List[str]    						=			AutoConfig.from_pretrained('''bert-base-uncased'''				)
    self.assertIsInstance(_lowercase		,	_lowercase				)



   def 	lowerCAmelCase    (						self       :	int				):



    """simple docstring"""



    _UpperCamelCase:  int    						=			AutoConfig.from_pretrained(_lowercase				)
    self.assertIsInstance(_lowercase		,	_lowercase				)



   def 	lowerCAmelCase    (						self       :	List[Any]				):



    """simple docstring"""



    _UpperCamelCase:  List[Any]    						=			AutoConfig.from_pretrained(_lowercase				)
    self.assertIsInstance(_lowercase		,	_lowercase				)



   def 	lowerCAmelCase    (						self       :	Optional[int]				):



    """simple docstring"""



    _UpperCamelCase:  List[str]    						=			AutoConfig.for_model('''roberta'''				)
    self.assertIsInstance(_lowercase		,	_lowercase				)



   def 	lowerCAmelCase    (						self       :	List[str]				):



    """simple docstring"""



    with tempfile.TemporaryDirectory() as tmp_dir:
     # This model name contains bert and roberta, but roberta ends up being picked.
     _UpperCamelCase:  Union[str, Any]    						=			os.path.join(_lowercase		,	'''fake-roberta'''				)
     os.makedirs(_lowercase		,	exist_ok=_lowercase				)
     with open(os.path.join(_lowercase		,	'''config.json'''				)		,	'''w'''				) as f:
      f.write(json.dumps({}				)				)
     _UpperCamelCase:  Union[str, Any]    						=			AutoConfig.from_pretrained(_lowercase				)
     self.assertEqual(type(_lowercase				)		,	_lowercase				)



   def 	lowerCAmelCase    (						self       :	Dict				):



    """simple docstring"""



    try:
     AutoConfig.register('''custom'''		,	_lowercase				)
     # Wrong model type will raise an error
     with self.assertRaises(_lowercase				):
      AutoConfig.register('''model'''		,	_lowercase				)
     # Trying to register something existing in the Transformers library will raise an error
     with self.assertRaises(_lowercase				):
      AutoConfig.register('''bert'''		,	_lowercase				)

     # Now that the config is registered, it can be used as any other config with the auto-API
     _UpperCamelCase:  Union[str, Any]    						=			CustomConfig()
     with tempfile.TemporaryDirectory() as tmp_dir:
      config.save_pretrained(_lowercase				)
      _UpperCamelCase:  Any    						=			AutoConfig.from_pretrained(_lowercase				)
      self.assertIsInstance(_lowercase		,	_lowercase				)

    finally:
     if "custom" in CONFIG_MAPPING._extra_content:
      del CONFIG_MAPPING._extra_content["custom"]



   def 	lowerCAmelCase    (						self       :	Optional[int]				):



    """simple docstring"""



    with self.assertRaisesRegex(
        _lowercase		,	'''bert-base is not a local folder and is not a valid model identifier'''				):
     _UpperCamelCase:  Optional[int]    						=			AutoConfig.from_pretrained('''bert-base'''				)



   def 	lowerCAmelCase    (						self       :	Tuple				):



    """simple docstring"""



    with self.assertRaisesRegex(
        _lowercase		,	R'''aaaaaa is not a valid git identifier \(branch name, tag name or commit id\)'''				):
     _UpperCamelCase:  str    						=			AutoConfig.from_pretrained(_lowercase		,	revision='''aaaaaa'''				)



   def 	lowerCAmelCase    (						self       :	Union[str, Any]				):



    """simple docstring"""



    with self.assertRaisesRegex(
        _lowercase		,	'''hf-internal-testing/no-config-test-repo does not appear to have a file named config.json.'''		,	):
     _UpperCamelCase:  int    						=			AutoConfig.from_pretrained('''hf-internal-testing/no-config-test-repo'''				)



   def 	lowerCAmelCase    (						self       :	Dict				):



    """simple docstring"""



    with self.assertRaises(_lowercase				):
     _UpperCamelCase:  List[str]    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''				)
    # If remote code is disabled, we can't load this config.
    with self.assertRaises(_lowercase				):
     _UpperCamelCase:  Optional[int]    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''		,	trust_remote_code=_lowercase				)

    _UpperCamelCase:  Union[str, Any]    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''		,	trust_remote_code=_lowercase				)
    self.assertEqual(config.__class__.__name__		,	'''NewModelConfig'''				)

    # Test config can be reloaded.
    with tempfile.TemporaryDirectory() as tmp_dir:
     config.save_pretrained(_lowercase				)
     _UpperCamelCase:  str    						=			AutoConfig.from_pretrained(_lowercase		,	trust_remote_code=_lowercase				)
    self.assertEqual(reloaded_config.__class__.__name__		,	'''NewModelConfig'''				)



   def 	lowerCAmelCase    (						self       :	Any				):



    """simple docstring"""



    class 			__magic_name__	(		__a     ):





       """simple docstring"""




       lowerCAmelCase   :     List[Any]	      = '''new-model'''

    try:
     AutoConfig.register('''new-model'''		,	_lowercase				)
     # If remote code is not set, the default is to use local
     _UpperCamelCase:  List[Any]    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''				)
     self.assertEqual(config.__class__.__name__		,	'''NewModelConfigLocal'''				)

     # If remote code is disabled, we load the local one.
     _UpperCamelCase:  Union[str, Any]    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''		,	trust_remote_code=_lowercase				)
     self.assertEqual(config.__class__.__name__		,	'''NewModelConfigLocal'''				)

     # If remote is enabled, we load from the Hub
     _UpperCamelCase:  Any    						=			AutoConfig.from_pretrained('''hf-internal-testing/test_dynamic_model'''		,	trust_remote_code=_lowercase				)
     self.assertEqual(config.__class__.__name__		,	'''NewModelConfig'''				)

    finally:
     if "new-model" in CONFIG_MAPPING._extra_content:
      del CONFIG_MAPPING._extra_content["new-model"]