






import os
from shutil import copyfile
from typing import List, Optional, Tuple

from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import is_sentencepiece_available, logging


if is_sentencepiece_available():
				from .tokenization_pegasus import PegasusTokenizer
else:
				a_		:						Any             =    None


a_		:						Optional[Any]             =    logging.get_logger(__name__)


a_		:						Tuple             =    '▁'

a_		:						str             =    {'vocab_file': 'spiece.model', 'tokenizer_file': 'tokenizer.json'}

a_		:						Optional[Any]             =    {
    'vocab_file': {'google/pegasus-xsum': 'https://huggingface.co/google/pegasus-xsum/resolve/main/spiece.model'},
    'tokenizer_file': {
        'google/pegasus-xsum': 'https://huggingface.co/google/pegasus-xsum/resolve/main/tokenizer.json'
    },
}

a_		:						List[Any]             =    {
    'google/pegasus-xsum': 5_12,
}






class 		_snake_case  (  A__					):
			_lowercase		:    str			     =							VOCAB_FILES_NAMES
			_lowercase		:    List[str]			     =							PRETRAINED_VOCAB_FILES_MAP
			_lowercase		:    Optional[Any]			     =							PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
			_lowercase		:    List[str]			     =							PegasusTokenizer
			_lowercase		:    Dict			     =							['''input_ids''', '''attention_mask''']






			def __init__(       self		,					a=None		,					a=None		,					a="<pad>"		,					a="</s>"		,					a="<unk>"		,					a="<mask_2>"		,					a="<mask_1>"		,					a=None		,					a=103		,					**a		,					)      ->       Any:
						SCREAMING_SNAKE_CASE						= offset

						if additional_special_tokens is not None:
									if not isinstance(a		,					a):
												raise TypeError(
												    f'''additional_special_tokens should be of type {type(a)}, but is'''
												    f''' {type(a)}''')

									SCREAMING_SNAKE_CASE						= (
									    ([mask_token_sent] + additional_special_tokens)
									    if mask_token_sent not in additional_special_tokens and mask_token_sent is not None
									    else additional_special_tokens
									)
									# fill additional tokens with ..., <unk_token_102> in case not all additional tokens are already taken
									additional_special_tokens_extended += [
									    f'''<unk_{i}>''' for i in range(len(a)		,					self.offset - 1)
									]

									if len(set(a)) != len(a):
												raise ValueError(
												    'Please make sure that the provided additional_special_tokens do not contain an incorrectly'
												    f''' shifted list of <unk_x> tokens. Found {additional_special_tokens_extended}.''')
									SCREAMING_SNAKE_CASE						= additional_special_tokens_extended
						else:
									SCREAMING_SNAKE_CASE						= [mask_token_sent] if mask_token_sent is not None else []
									additional_special_tokens += [f'''<unk_{i}>''' for i in range(2		,					self.offset)]

						super().__init__(
						    a		,					tokenizer_file=a		,					pad_token=a		,					eos_token=a		,					unk_token=a		,					mask_token=a		,					mask_token_sent=a		,					offset=a		,					additional_special_tokens=a		,					**a		,					)
						SCREAMING_SNAKE_CASE						= vocab_file
						SCREAMING_SNAKE_CASE						= False if not self.vocab_file else True






			def    SCREAMING_SNAKE_CASE__    (       self		,					a)      ->       List[str]:
						SCREAMING_SNAKE_CASE						= set(self.all_special_ids)  # call it once instead of inside list comp
						all_special_ids.remove(self.unk_token_id)  # <unk> is only sometimes special

						if all_special_ids != set(range(len(self.additional_special_tokens) + 3)):
									raise ValueError(
									    'There should be 3 special tokens: mask_token, pad_token, and eos_token +'
									    f''' {len(self.additional_special_tokens)} additional_special_tokens, but got {all_special_ids}''')

						return [1 if x in all_special_ids else 0 for x in seq]






			def    SCREAMING_SNAKE_CASE__    (       self		,					a		,					a = None		,					a = False)      ->       List[int]:
						if already_has_special_tokens:
									return self._special_token_mask(a)
						elif token_ids_a is None:
									return self._special_token_mask(a) + [1]
						else:
									return self._special_token_mask(token_ids_a + token_ids_a) + [1]






			def    SCREAMING_SNAKE_CASE__    (       self		,					a		,					a=None)      ->       List[int]:
						if token_ids_a is None:
									return token_ids_a + [self.eos_token_id]
						# We don't expect to process pairs, but leave the pair logic for API consistency
						return token_ids_a + token_ids_a + [self.eos_token_id]







			def    SCREAMING_SNAKE_CASE__    (       self		,					a		,					a = None)      ->       Tuple[str]:
						if not self.can_save_slow_tokenizer:
									raise ValueError(
									    'Your fast tokenizer does not have the necessary information to save the vocabulary for a slow '
									    'tokenizer.')

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

						if os.path.abspath(self.vocab_file) != os.path.abspath(a):
									copyfile(self.vocab_file		,					a)

						return (out_vocab_file,)












import os
from collections.abc import Iterator






def 				lowerCamelCase__				(_UpperCAmelCase = "."):
			for dir_path, dir_names, filenames in os.walk(_UpperCAmelCase):
						SCREAMING_SNAKE_CASE						= [d for d in dir_names if d != 'scripts' and d[0] not in '._']
						for filename in filenames:
									if filename == "__init__.py":
												continue
									if os.path.splitext(_UpperCAmelCase)[1] in (".py", ".ipynb"):
												yield os.path.join(_UpperCAmelCase							,       _UpperCAmelCase).lstrip('./')






def 				lowerCamelCase__				(_UpperCAmelCase):
			return F'''{i * '  '}*''' if i else "\n##"






def 				lowerCamelCase__				(_UpperCAmelCase							,       _UpperCAmelCase):
			SCREAMING_SNAKE_CASE						= old_path.split(os.sep)
			for i, new_part in enumerate(new_path.split(os.sep)):
						if (i + 1 > len(_UpperCAmelCase) or old_parts[i] != new_part) and new_part:
									print(F'''{md_prefix(_UpperCAmelCase)} {new_part.replace('_'							,       ' ').title()}''')
			return new_path






def 				lowerCamelCase__				(_UpperCAmelCase = "."):
			SCREAMING_SNAKE_CASE						= ''
			for filepath in sorted(good_file_paths(_UpperCAmelCase)):
						SCREAMING_SNAKE_CASE				,						SCREAMING_SNAKE_CASE						= os.path.split(_UpperCAmelCase)
						if filepath != old_path:
									SCREAMING_SNAKE_CASE						= print_path(_UpperCAmelCase							,       _UpperCAmelCase)
						SCREAMING_SNAKE_CASE						= (filepath.count(os.sep) + 1) if filepath else 0
						SCREAMING_SNAKE_CASE						= F'''{filepath}/{filename}'''.replace(' '							,       '%20')
						SCREAMING_SNAKE_CASE						= os.path.splitext(filename.replace('_'							,       ' ').title())[0]
						print(F'''{md_prefix(_UpperCAmelCase)} [{filename}]({url})''')


if __name__ == "__main__":
				print_directory_md('.')




