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

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


lowercase  :					List[str]													=       logging.get_logger(__name__)

lowercase  :					int													=       {
    'vocab_file': 'vocab.txt',
    'merges_file': 'bpe.codes',
}

lowercase  :					List[str]													=       {
    'vocab_file': {
        'vinai/phobert-base': 'https://huggingface.co/vinai/phobert-base/resolve/main/vocab.txt',
        'vinai/phobert-large': 'https://huggingface.co/vinai/phobert-large/resolve/main/vocab.txt',
    },
    'merges_file': {
        'vinai/phobert-base': 'https://huggingface.co/vinai/phobert-base/resolve/main/bpe.codes',
        'vinai/phobert-large': 'https://huggingface.co/vinai/phobert-large/resolve/main/bpe.codes',
    },
}

lowercase  :					List[Any]													=       {
    'vinai/phobert-base': 256,
    'vinai/phobert-large': 256,
}




def 	_SCREAMING_SNAKE_CASE					(		_lowerCamelCase :			Union[str, Any])					->    Union[str, Any]:






							'''simple docstring'''





							__UpperCamelCase	:   Dict			   =					set()
							__UpperCamelCase	:   List[str]			   =					word[0]
							for char in word[1:]:
														pairs.add((prev_char, char))
														__UpperCamelCase	:   Tuple			   =					char

							__UpperCamelCase	:   Tuple			   =					set(_lowerCamelCase)
							return pairs




class  lowerCamelCase__							(				__lowercase):




	'''simple docstring'''




	_A								=     VOCAB_FILES_NAMES
	_A								=     PRETRAINED_VOCAB_FILES_MAP
	_A								=     PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES







	def __init__(					self		:Optional[Any]     ,   a		:Union[str, Any]     ,   a		:Dict     ,   a		:Any="<s>"     ,   a		:Optional[int]="</s>"     ,   a		:List[Any]="</s>"     ,   a		:Dict="<s>"     ,   a		:Tuple="<unk>"     ,   a		:Union[str, Any]="<pad>"     ,   a		:Tuple="<mask>"     ,   **a		:Any     ,   )		-> str:
								super().__init__(
								    bos_token=a     ,   eos_token=a     ,   unk_token=a     ,   sep_token=a     ,   cls_token=a     ,   pad_token=a     ,   mask_token=a     ,   **a     ,   )

								__UpperCamelCase	:   Union[str, Any]			   =					vocab_file
								__UpperCamelCase	:   List[Any]			   =					merges_file

								__UpperCamelCase	:   str			   =					{}
								__UpperCamelCase	:   Optional[Any]			   =					0
								__UpperCamelCase	:   List[str]			   =					1
								__UpperCamelCase	:   str			   =					2
								__UpperCamelCase	:   Optional[int]			   =					3

								self.add_from_file(a						)

								__UpperCamelCase	:   Optional[int]			   =					{v: k for k, v in self.encoder.items()}

								with open(a     ,   encoding="utf-8"						) as merges_handle:
															__UpperCamelCase	:   List[str]			   =					merges_handle.read().split("\n"						)[:-1]
								__UpperCamelCase	:   Tuple			   =					[tuple(merge.split()[:-1]						) for merge in merges]
								__UpperCamelCase	:   Tuple			   =					dict(zip(a     ,   range(len(a						)						)						)						)
								__UpperCamelCase	:   Union[str, Any]			   =					{}







	def    _lowerCamelCase				(					self		:Any     ,   a		:List[int]     ,   a		:Optional[List[int]] = None						)		-> List[int]:

								if token_ids_a is None:
															return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
								__UpperCamelCase	:   Union[str, Any]			   =					[self.cls_token_id]
								__UpperCamelCase	:   List[str]			   =					[self.sep_token_id]
								return cls + token_ids_a + sep + sep + token_ids_a + sep







	def    _lowerCamelCase				(					self		:List[str]     ,   a		:List[int]     ,   a		:Optional[List[int]] = None     ,   a		:bool = False						)		-> List[int]:

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

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







	def    _lowerCamelCase				(					self		:List[Any]     ,   a		:List[int]     ,   a		:Optional[List[int]] = None						)		-> List[int]:
								__UpperCamelCase	:   Optional[int]			   =					[self.sep_token_id]
								__UpperCamelCase	:   Dict			   =					[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]







	@property
	def    _lowerCamelCase				(					self		:Optional[Any]						)		-> Any:
								return len(self.encoder						)







	def    _lowerCamelCase				(					self		:List[str]						)		-> int:
								return dict(self.encoder     ,   **self.added_tokens_encoder						)







	def    _lowerCamelCase				(					self		:Optional[Any]     ,   a		:Optional[int]						)		-> Union[str, Any]:
								if token in self.cache:
															return self.cache[token]
								__UpperCamelCase	:   List[Any]			   =					tuple(a						)
								__UpperCamelCase	:   List[Any]			   =					tuple(list(word[:-1]						) + [word[-1] + "</w>"]						)
								__UpperCamelCase	:   List[str]			   =					get_pairs(a						)

								if not pairs:
															return token

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

																						if word[i] == first and i < len(a						) - 1 and word[i + 1] == second:
																													new_word.append(first + second						)
																													i += 2
																						else:
																													new_word.append(word[i]						)
																													i += 1
															__UpperCamelCase	:   Any			   =					tuple(a						)
															__UpperCamelCase	:   Optional[int]			   =					new_word
															if len(a						) == 1:
																						break
															else:
																						__UpperCamelCase	:   Tuple			   =					get_pairs(a						)
								__UpperCamelCase	:   Optional[int]			   =					"@@ ".join(a						)
								__UpperCamelCase	:   Any			   =					word[:-4]
								__UpperCamelCase	:   List[Any]			   =					word
								return word







	def    _lowerCamelCase				(					self		:List[str]     ,   a		:Tuple						)		-> Union[str, Any]:
								__UpperCamelCase	:   Any			   =					[]

								__UpperCamelCase	:   Optional[Any]			   =					re.findall(r"\S+\n?"     ,   a						)

								for token in words:
															split_tokens.extend(list(self.bpe(a						).split(" "						)						)						)
								return split_tokens







	def    _lowerCamelCase				(					self		:Any     ,   a		:str						)		-> int:
								return self.encoder.get(a     ,   self.encoder.get(self.unk_token						)						)







	def    _lowerCamelCase				(					self		:Optional[int]     ,   a		:Optional[int]						)		-> Optional[int]:
								return self.decoder.get(a     ,   self.unk_token						)







	def    _lowerCamelCase				(					self		:List[str]     ,   a		:Dict						)		-> Dict:
								__UpperCamelCase	:   Dict			   =					" ".join(a						).replace("@@ "     ,   ""						).strip()
								return out_string







	def    _lowerCamelCase				(					self		:int     ,   a		:str     ,   a		:Optional[str] = None						)		-> Tuple[str]:
								if not os.path.isdir(a						):
															logger.error(f'Vocabulary path ({save_directory}) should be a directory'						)
															return
								__UpperCamelCase	:   Optional[int]			   =					os.path.join(
								    a     ,   (filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]						)
								__UpperCamelCase	:   Union[str, Any]			   =					os.path.join(
								    a     ,   (filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["merges_file"]						)

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

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

								return out_vocab_file, out_merge_file







	def    _lowerCamelCase				(					self		:List[str]     ,   a		:str						)		-> Dict:
								if isinstance(a     ,   a						):
															try:
																						with open(a     ,   "r"     ,   encoding="utf-8"						) as fd:
																													self.add_from_file(a						)
															except FileNotFoundError as fnfe:
																						raise fnfe
															except UnicodeError:
																						raise Exception(f'Incorrect encoding detected in {f}, please rebuild the dataset'						)
															return

								__UpperCamelCase	:   Any			   =					f.readlines()
								for lineTmp in lines:
															__UpperCamelCase	:   Tuple			   =					lineTmp.strip()
															__UpperCamelCase	:   List[str]			   =					line.rfind(" "						)
															if idx == -1:
																						raise ValueError("Incorrect dictionary format, expected '<token> <cnt>'"						)
															__UpperCamelCase	:   Any			   =					line[:idx]
															__UpperCamelCase	:   List[Any]			   =					len(self.encoder						)

import math




def 	_SCREAMING_SNAKE_CASE					(		)					->    None:






							'''simple docstring'''





							__UpperCamelCase	:   List[Any]			   =					input("Enter message: ")
							__UpperCamelCase	:   Optional[int]			   =					int(input(F'Enter key [2-{len(_lowerCamelCase) - 1}]: '))
							__UpperCamelCase	:   str			   =					input("Encryption/Decryption [e/d]: ")

							if mode.lower().startswith("e"):
														__UpperCamelCase	:   List[str]			   =					encrypt_message(_lowerCamelCase						,  _lowerCamelCase)
							elif mode.lower().startswith("d"):
														__UpperCamelCase	:   Dict			   =					decrypt_message(_lowerCamelCase						,  _lowerCamelCase)

							# Append pipe symbol (vertical bar) to identify spaces at the end.
							print(F'Output:\n{text + "|"}')




def 	_SCREAMING_SNAKE_CASE					(		_lowerCamelCase :			int						,  _lowerCamelCase :			str)					->    str:






							'''simple docstring'''





							__UpperCamelCase	:   Optional[Any]			   =					[""] * key
							for col in range(_lowerCamelCase):
														__UpperCamelCase	:   Any			   =					col
														while pointer < len(_lowerCamelCase):
																					cipher_text[col] += message[pointer]
																					pointer += key
							return "".join(_lowerCamelCase)




def 	_SCREAMING_SNAKE_CASE					(		_lowerCamelCase :			int						,  _lowerCamelCase :			str)					->    str:






							'''simple docstring'''





							__UpperCamelCase	:   Any			   =					math.ceil(len(_lowerCamelCase) / key)
							__UpperCamelCase	:   Any			   =					key
							__UpperCamelCase	:   str			   =					(num_cols * num_rows) - len(_lowerCamelCase)
							__UpperCamelCase	:   Union[str, Any]			   =					[""] * num_cols
							__UpperCamelCase	:   Dict			   =					0
							__UpperCamelCase	:   int			   =					0

							for symbol in message:
														plain_text[col] += symbol
														col += 1

														if (
														    (col == num_cols)
														    or (col == num_cols - 1)
														    and (row >= num_rows - num_shaded_boxes)
														):
																					__UpperCamelCase	:   List[Any]			   =					0
																					row += 1

							return "".join(_lowerCamelCase)


if __name__ == "__main__":
		import doctest

		doctest.testmod()
		main()