
'''simple docstring'''







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:
							_lowercase			:  Dict   							=	None


_lowercase			:  Dict   							=	logging.get_logger(__name__)


_lowercase			:  Optional[Any]   							=	"▁"

_lowercase			:  List[Any]   							=	{"vocab_file": "spiece.model", "tokenizer_file": "tokenizer.json"}

_lowercase			:  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"
    },
}

_lowercase			:  Any   							=	{
    "google/pegasus-xsum": 5_1_2,
}






class 			lowerCAmelCase__       (  SCREAMING_SNAKE_CASE__					):






					"""simple docstring"""




					lowerCAmelCase_					       =					VOCAB_FILES_NAMES
					lowerCAmelCase_					       =					PRETRAINED_VOCAB_FILES_MAP
					lowerCAmelCase_					       =					PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
					lowerCAmelCase_					       =					PegasusTokenizer
					lowerCAmelCase_					       =					['input_ids', 'attention_mask']






					def __init__(       self    ,							__SCREAMING_SNAKE_CASE=None    ,							__SCREAMING_SNAKE_CASE=None    ,							__SCREAMING_SNAKE_CASE="<pad>"    ,							__SCREAMING_SNAKE_CASE="</s>"    ,							__SCREAMING_SNAKE_CASE="<unk>"    ,							__SCREAMING_SNAKE_CASE="<mask_2>"    ,							__SCREAMING_SNAKE_CASE="<mask_1>"    ,							__SCREAMING_SNAKE_CASE=None    ,							__SCREAMING_SNAKE_CASE=1_03    ,							**__SCREAMING_SNAKE_CASE    ,							):


											"""simple docstring"""





											lowercase_     :					Tuple													=	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_		)}'''		)

																	lowercase_     :					Any													=	(
																	    ([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}.'''		)
																	lowercase_     :					Optional[Any]													=	additional_special_tokens_extended
											else:
																	lowercase_     :					Union[str, Any]													=	[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_    ,							)
											lowercase_     :					str													=	vocab_file
											lowercase_     :					Tuple													=	False if not self.vocab_file else True






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_     :					Union[str, Any]													=	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      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = None    ,							__SCREAMING_SNAKE_CASE = False		):


											"""simple docstring"""





											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      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE=None		):


											"""simple docstring"""





											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      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = None		):


											"""simple docstring"""





											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
											lowercase_     :					Union[str, Any]													=	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,)





'''simple docstring'''







from __future__ import annotations






class 			lowerCAmelCase__       :






					def __init__(       self    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											lowercase_     :					Any													=	key






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					List[str]													=	key or self.__key or 1

											# make sure key is an appropriate size
											key %= 2_55

											return [chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		) for ch in content]






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					Optional[int]													=	key or self.__key or 1

											# make sure key is an appropriate size
											key %= 2_55

											return [chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		) for ch in content]






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					List[Any]													=	key or self.__key or 1

											# make sure key can be any size
											while key > 2_55:
																	key -= 2_55

											# This will be returned
											lowercase_     :					str													=	''''''

											for ch in content:
																	ans += chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		)

											return ans






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					Any													=	key or self.__key or 1

											# make sure key can be any size
											while key > 2_55:
																	key -= 2_55

											# This will be returned
											lowercase_     :					Dict													=	''''''

											for ch in content:
																	ans += chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		)

											return ans






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											try:
																	with open(__SCREAMING_SNAKE_CASE		) as fin, open('''encrypt.out'''    ,							'''w+'''		) as fout:
																							# actual encrypt-process
																							for line in fin:
																													fout.write(self.encrypt_string(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)		)

											except OSError:
																	return False

											return True






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											try:
																	with open(__SCREAMING_SNAKE_CASE		) as fin, open('''decrypt.out'''    ,							'''w+'''		) as fout:
																							# actual encrypt-process
																							for line in fin:
																													fout.write(self.decrypt_string(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)		)

											except OSError:
																	return False

											return True


# Tests
# crypt = XORCipher()
# key = 67

# # test encrypt
# print(crypt.encrypt("hallo welt",key))
# # test decrypt
# print(crypt.decrypt(crypt.encrypt("hallo welt",key), key))

# # test encrypt_string
# print(crypt.encrypt_string("hallo welt",key))

# # test decrypt_string
# print(crypt.decrypt_string(crypt.encrypt_string("hallo welt",key),key))

# if (crypt.encrypt_file("test.txt",key)):
#       print("encrypt successful")
# else:
#       print("encrypt unsuccessful")

# if (crypt.decrypt_file("encrypt.out",key)):
#       print("decrypt successful")
# else:
#       print("decrypt unsuccessful")



