


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

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


_snake_case	:						Dict         =							logging.get_logger(__name__)

_snake_case	:						Optional[Any]         =							{
    "vocab_file": "vocab.txt",
    "merges_file": "bpe.codes",
}

_snake_case	:						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",
    },
}

_snake_case	:						int         =							{
    "vinai/phobert-base": 256,
    "vinai/phobert-large": 256,
}







def 							lowerCAmelCase_	(   __lowerCamelCase      ):
							__snake_case						:     Union[str, Any]									=  set()
							__snake_case						:     Any									=  word[0]
							for char in word[1:]:
														pairs.add((prev_char, char)      )
														__snake_case						:     Tuple									=  char

							__snake_case						:     Dict									=  set(__lowerCamelCase      )
							return pairs

class 							a						(_lowerCAmelCase ):




							"""simple docstring"""


							__UpperCAmelCase       :				int	    =    VOCAB_FILES_NAMES
							__UpperCAmelCase       :				Optional[int]	    =    PRETRAINED_VOCAB_FILES_MAP
							__UpperCAmelCase       :				int	    =    PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES

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

														__snake_case						:     Optional[Any]									=  vocab_file
														__snake_case						:     Tuple									=  merges_file

														__snake_case						:     Optional[Any]									=  {}
														__snake_case						:     Dict									=  0
														__snake_case						:     Optional[int]									=  1
														__snake_case						:     Optional[Any]									=  2
														__snake_case						:     str									=  3

														self.add_from_file(lowerCamelCase							)

														__snake_case						:     Union[str, Any]									=  {v: k for k, v in self.encoder.items()}

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

							def        __snake_case   (				self			:    Tuple       ,      lowerCamelCase			:    List[int]       ,      lowerCamelCase			:    Optional[List[int]] = None							)      ->       List[int]:

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

							def        __snake_case   (				self			:    Optional[int]       ,      lowerCamelCase			:    List[int]       ,      lowerCamelCase			:    Optional[List[int]] = None       ,      lowerCamelCase			:    bool = False							)      ->       List[int]:

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

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

							def        __snake_case   (				self			:    List[str]       ,      lowerCamelCase			:    List[int]       ,      lowerCamelCase			:    Optional[List[int]] = None							)      ->       List[int]:
														__snake_case						:     int									=  [self.sep_token_id]
														__snake_case						:     Union[str, 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]

							@property
							def        __snake_case   (				self			:    Optional[int]							)      ->       Union[str, Any]:
														return len(self.encoder							)

							def        __snake_case   (				self			:    Dict							)      ->       int:
														return dict(self.encoder       ,      **self.added_tokens_encoder							)

							def        __snake_case   (				self			:    List[Any]       ,      lowerCamelCase			:    Any							)      ->       Dict:
														if token in self.cache:
																					return self.cache[token]
														__snake_case						:     int									=  tuple(lowerCamelCase							)
														__snake_case						:     List[Any]									=  tuple(list(word[:-1]							) + [word[-1] + "</w>"]							)
														__snake_case						:     List[Any]									=  get_pairs(lowerCamelCase							)

														if not pairs:
																					return token

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

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

							def        __snake_case   (				self			:    int       ,      lowerCamelCase			:    Union[str, Any]							)      ->       Optional[int]:
														__snake_case						:     List[str]									=  []

														__snake_case						:     Any									=  re.findall(R"\S+\n?"       ,      lowerCamelCase							)

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

							def        __snake_case   (				self			:    int       ,      lowerCamelCase			:    List[Any]							)      ->       List[Any]:
														return self.encoder.get(lowerCamelCase       ,      self.encoder.get(self.unk_token							)							)

							def        __snake_case   (				self			:    List[str]       ,      lowerCamelCase			:    Tuple							)      ->       int:
														return self.decoder.get(lowerCamelCase       ,      self.unk_token							)

							def        __snake_case   (				self			:    Optional[Any]       ,      lowerCamelCase			:    Optional[Any]							)      ->       str:
														__snake_case						:     int									=  " ".join(lowerCamelCase							).replace("@@ "       ,      ""							).strip()
														return out_string

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

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

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

														return out_vocab_file, out_merge_file






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

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



from abc import ABC, abstractmethod
from argparse import ArgumentParser







class 							lowerCAmelCase__   ( __lowercase						):

						@staticmethod
						@abstractmethod
						def 			A_					(      a					)       ->   Union[str, Any]:


								'''simple docstring'''

								raise NotImplementedError()







						@abstractmethod
						def 			A_					(      self					)       ->   List[Any]:


								'''simple docstring'''

								raise NotImplementedError()



