

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

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


a		=logging.get_logger(__name__)

a		={
    """vocab_file""": """vocab.txt""",
    """merges_file""": """bpe.codes""",
}

a		={
    """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""",
    },
}

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






def        SCREAMING_SNAKE_CASE__	(  lowerCamelCase__      )  ->					Optional[Any]:
 __lowerCamelCase    :    List[str] 	=			set()
 __lowerCamelCase    :    int 	=			word[0]
 for char in word[1:]:
  pairs.add((prev_char, char)      )
  __lowerCamelCase    :    Any 	=			char

 __lowerCamelCase    :    Union[str, Any] 	=			set(lowerCamelCase__      )
 return pairs






class 	A_		(	SCREAMING_SNAKE_CASE    ):
       _UpperCAmelCase   :  List[str]										=				VOCAB_FILES_NAMES
       _UpperCAmelCase   :  str										=				PRETRAINED_VOCAB_FILES_MAP
       _UpperCAmelCase   :  str										=				PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
       def __init__(		self		:      List[Any]       ,SCREAMING_SNAKE_CASE__		:      List[Any]       ,SCREAMING_SNAKE_CASE__		:      int       ,SCREAMING_SNAKE_CASE__		:      Any="<s>"       ,SCREAMING_SNAKE_CASE__		:      Dict="</s>"       ,SCREAMING_SNAKE_CASE__		:      int="</s>"       ,SCREAMING_SNAKE_CASE__		:      Dict="<s>"       ,SCREAMING_SNAKE_CASE__		:      Optional[int]="<unk>"       ,SCREAMING_SNAKE_CASE__		:      Dict="<pad>"       ,SCREAMING_SNAKE_CASE__		:      List[str]="<mask>"       ,**SCREAMING_SNAKE_CASE__		:      Any       ,):
        super().__init__(
            bos_token=SCREAMING_SNAKE_CASE__       ,eos_token=SCREAMING_SNAKE_CASE__       ,unk_token=SCREAMING_SNAKE_CASE__       ,sep_token=SCREAMING_SNAKE_CASE__       ,cls_token=SCREAMING_SNAKE_CASE__       ,pad_token=SCREAMING_SNAKE_CASE__       ,mask_token=SCREAMING_SNAKE_CASE__       ,**SCREAMING_SNAKE_CASE__       ,)

        __lowerCamelCase    :    Tuple 	=			vocab_file
        __lowerCamelCase    :    Any 	=			merges_file

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

        self.add_from_file(SCREAMING_SNAKE_CASE__)

        __lowerCamelCase    :    List[str] 	=			{v: k for k, v in self.encoder.items()}

        with open(SCREAMING_SNAKE_CASE__       ,encoding='utf-8') as merges_handle:
         __lowerCamelCase    :    Tuple 	=			merges_handle.read().split('\n')[:-1]
        __lowerCamelCase    :    int 	=			[tuple(merge.split()[:-1]) for merge in merges]
        __lowerCamelCase    :    Union[str, Any] 	=			dict(zip(SCREAMING_SNAKE_CASE__       ,range(len(SCREAMING_SNAKE_CASE__))))
        __lowerCamelCase    :    Tuple 	=			{}
       def    lowerCAmelCase					(		self		:      Optional[int]       ,SCREAMING_SNAKE_CASE__		:      List[int]       ,SCREAMING_SNAKE_CASE__		:      Optional[List[int]] = None):

        if token_ids_a is None:
         return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
        __lowerCamelCase    :    str 	=			[self.cls_token_id]
        __lowerCamelCase    :    List[str] 	=			[self.sep_token_id]
        return cls + token_ids_a + sep + sep + token_ids_a + sep
       def    lowerCAmelCase					(		self		:      int       ,SCREAMING_SNAKE_CASE__		:      List[int]       ,SCREAMING_SNAKE_CASE__		:      Optional[List[int]] = None       ,SCREAMING_SNAKE_CASE__		:      bool = False):

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

        if token_ids_a is None:
         return [1] + ([0] * len(SCREAMING_SNAKE_CASE__)) + [1]
        return [1] + ([0] * len(SCREAMING_SNAKE_CASE__)) + [1, 1] + ([0] * len(SCREAMING_SNAKE_CASE__)) + [1]
       def    lowerCAmelCase					(		self		:      List[Any]       ,SCREAMING_SNAKE_CASE__		:      List[int]       ,SCREAMING_SNAKE_CASE__		:      Optional[List[int]] = None):
        __lowerCamelCase    :    Any 	=			[self.sep_token_id]
        __lowerCamelCase    :    Optional[int] 	=			[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		:      List[Any]):
        return len(self.encoder)
       def    lowerCAmelCase					(		self		:      Any):
        return dict(self.encoder       ,**self.added_tokens_encoder)
       def    lowerCAmelCase					(		self		:      List[Any]       ,SCREAMING_SNAKE_CASE__		:      List[str]):
        if token in self.cache:
         return self.cache[token]
        __lowerCamelCase    :    str 	=			tuple(SCREAMING_SNAKE_CASE__)
        __lowerCamelCase    :    Dict 	=			tuple(list(word[:-1]) + [word[-1] + '</w>'])
        __lowerCamelCase    :    Optional[int] 	=			get_pairs(SCREAMING_SNAKE_CASE__)

        if not pairs:
         return token

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

          if word[i] == first and i < len(SCREAMING_SNAKE_CASE__) - 1 and word[i + 1] == second:
           new_word.append(first + second)
           i += 2
          else:
           new_word.append(word[i])
           i += 1
         __lowerCamelCase    :    List[str] 	=			tuple(SCREAMING_SNAKE_CASE__)
         __lowerCamelCase    :    Any 	=			new_word
         if len(SCREAMING_SNAKE_CASE__) == 1:
          break
         else:
          __lowerCamelCase    :    Any 	=			get_pairs(SCREAMING_SNAKE_CASE__)
        __lowerCamelCase    :    str 	=			'@@ '.join(SCREAMING_SNAKE_CASE__)
        __lowerCamelCase    :    Optional[Any] 	=			word[:-4]
        __lowerCamelCase    :    int 	=			word
        return word
       def    lowerCAmelCase					(		self		:      int       ,SCREAMING_SNAKE_CASE__		:      List[str]):
        __lowerCamelCase    :    Tuple 	=			[]

        __lowerCamelCase    :    Tuple 	=			re.findall(R'\S+\n?'       ,SCREAMING_SNAKE_CASE__)

        for token in words:
         split_tokens.extend(list(self.bpe(SCREAMING_SNAKE_CASE__).split(' ')))
        return split_tokens
       def    lowerCAmelCase					(		self		:      Dict       ,SCREAMING_SNAKE_CASE__		:      Optional[int]):
        return self.encoder.get(SCREAMING_SNAKE_CASE__       ,self.encoder.get(self.unk_token))
       def    lowerCAmelCase					(		self		:      Union[str, Any]       ,SCREAMING_SNAKE_CASE__		:      int):
        return self.decoder.get(SCREAMING_SNAKE_CASE__       ,self.unk_token)
       def    lowerCAmelCase					(		self		:      Dict       ,SCREAMING_SNAKE_CASE__		:      Dict):
        __lowerCamelCase    :    Dict 	=			' '.join(SCREAMING_SNAKE_CASE__).replace('@@ '       ,'').strip()
        return out_string
       def    lowerCAmelCase					(		self		:      Tuple       ,SCREAMING_SNAKE_CASE__		:      str       ,SCREAMING_SNAKE_CASE__		:      Optional[str] = None):
        if not os.path.isdir(SCREAMING_SNAKE_CASE__):
         logger.error(F"Vocabulary path ({save_directory}) should be a directory")
         return
        __lowerCamelCase    :    str 	=			os.path.join(
            SCREAMING_SNAKE_CASE__       ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['vocab_file'])
        __lowerCamelCase    :    Tuple 	=			os.path.join(
            SCREAMING_SNAKE_CASE__       ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['merges_file'])

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

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

        return out_vocab_file, out_merge_file


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

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







from collections.abc import Callable
from math import pi, sqrt
from random import uniform
from statistics import mean






def        SCREAMING_SNAKE_CASE__	(  lowerCamelCase__      )  ->					List[Any]:

	# A local function to see if a dot lands in the circle.
	def is_in_circle(lowerCamelCase__     ,			lowerCamelCase__      ) -> bool:
		__lowerCamelCase    :    Dict 	=			sqrt((x**2) + (y**2)      )
		# Our circle has a radius of 1, so a distance
		# greater than 1 would land outside the circle.
		return distance_from_centre <= 1

	# The proportion of guesses that landed in the circle
	__lowerCamelCase    :    Optional[int] 	=			mean(
	    int(is_in_circle(uniform(-1.0     ,			1.0      )     ,			uniform(-1.0     ,			1.0      )      )      )
	    for _ in range(lowerCamelCase__      )      )
	# The ratio of the area for circle to square is pi/4.
	__lowerCamelCase    :    Any 	=			proportion * 4
	print(F"The estimated value of pi is {pi_estimate}"      )
	print(F"The numpy value of pi is {pi}"      )
	print(F"The total error is {abs(pi - pi_estimate      )}"      )






def        SCREAMING_SNAKE_CASE__	(  lowerCamelCase__     ,			lowerCamelCase__     ,			lowerCamelCase__ = 0.0     ,			lowerCamelCase__ = 1.0     ,			)  ->					float:
	return mean(
	    function_to_integrate(uniform(lowerCamelCase__     ,			lowerCamelCase__      )      ) for _ in range(lowerCamelCase__      )      ) * (max_value - min_value)






def        SCREAMING_SNAKE_CASE__	(  lowerCamelCase__     ,			lowerCamelCase__ = 0.0     ,			lowerCamelCase__ = 1.0      )  ->					None:

	def identity_function(lowerCamelCase__      ) -> float:
		return x

	__lowerCamelCase    :    str 	=			area_under_curve_estimator(
	    lowerCamelCase__     ,			lowerCamelCase__     ,			lowerCamelCase__     ,			lowerCamelCase__      )
	__lowerCamelCase    :    int 	=			(max_value * max_value - min_value * min_value) / 2

	print('******************'      )
	print(F"Estimating area under y=x where x varies from {min_value} to {max_value}"      )
	print(F"Estimated value is {estimated_value}"      )
	print(F"Expected value is {expected_value}"      )
	print(F"Total error is {abs(estimated_value - expected_value      )}"      )
	print('******************'      )






def        SCREAMING_SNAKE_CASE__	(  lowerCamelCase__      )  ->					None:

	def function_to_integrate(lowerCamelCase__      ) -> float:
		return sqrt(4.0 - x * x      )

	__lowerCamelCase    :    Any 	=			area_under_curve_estimator(
	    lowerCamelCase__     ,			lowerCamelCase__     ,			0.0     ,			2.0      )

	print('******************'      )
	print('Estimating pi using area_under_curve_estimator'      )
	print(F"Estimated value is {estimated_value}"      )
	print(F"Expected value is {pi}"      )
	print(F"Total error is {abs(estimated_value - pi      )}"      )
	print('******************'      )


if __name__ == "__main__":
					import doctest

					doctest.testmod()




