
'''simple docstring'''


from __future__ import annotations

from random import random


class 						lowercase__	:






   '''simple docstring'''







   def __init__(			self ,   lowerCamelCase__ = None   ):

      '''simple docstring'''







      UpperCamelCase       =  value
      UpperCamelCase       =  random()
      UpperCamelCase       =  None
      UpperCamelCase       =  None







   def __repr__(			self   ):

      '''simple docstring'''







      from pprint import pformat

      if self.left is None and self.right is None:
         return f'\'{self.value}: {self.prior:.5}\''
      else:
         return pformat(
             {f'{self.value}: {self.prior:.5}': (self.left, self.right)} ,   indent=1   )







   def __str__(			self   ):

      '''simple docstring'''







      UpperCamelCase       =  str(self.value   ) + ''' '''
      UpperCamelCase       =  str(self.left or ''''''   )
      UpperCamelCase       =  str(self.right or ''''''   )
      return value + left + right




def  __snake_case     (    _UpperCAmelCase					:       Node | None,      _UpperCAmelCase					:       int):
   if root is None:  # None tree is split into 2 Nones
      return None, None
   elif root.value is None:
      return None, None
   else:
      if value < root.value:
         UpperCamelCase     , UpperCamelCase       =  split(root.left,      _UpperCAmelCase)
         return left, root
      else:
         UpperCamelCase     , UpperCamelCase       =  split(root.right,      _UpperCAmelCase)
         return root, right



def  __snake_case     (    _UpperCAmelCase					:       Node | None,      _UpperCAmelCase					:       Node | None):
   if (not left) or (not right):  # If one node is None, return the other
      return left or right
   elif left.prior < right.prior:
      UpperCamelCase       =  merge(left.right,      _UpperCAmelCase)
      return left
   else:
      UpperCamelCase       =  merge(_UpperCAmelCase,      right.left)
      return right



def  __snake_case     (    _UpperCAmelCase					:       Node | None,      _UpperCAmelCase					:       int):
   UpperCamelCase       =  Node(_UpperCAmelCase)
   UpperCamelCase     , UpperCamelCase       =  split(_UpperCAmelCase,      _UpperCAmelCase)
   return merge(merge(_UpperCAmelCase,      _UpperCAmelCase),      _UpperCAmelCase)



def  __snake_case     (    _UpperCAmelCase					:       Node | None,      _UpperCAmelCase					:       int):
   UpperCamelCase     , UpperCamelCase       =  split(_UpperCAmelCase,      value - 1)
   UpperCamelCase     , UpperCamelCase       =  split(_UpperCAmelCase,      _UpperCAmelCase)
   return merge(_UpperCAmelCase,      _UpperCAmelCase)



def  __snake_case     (    _UpperCAmelCase					:       Node | None):
   if not root:  # None
      return
   else:
      inorder(root.left)
      print(root.value,      end=''',''')
      inorder(root.right)



def  __snake_case     (    _UpperCAmelCase					:       Node | None,      _UpperCAmelCase					:       str):
   for arg in args.split():
      if arg[0] == "+":
         UpperCamelCase       =  insert(_UpperCAmelCase,      int(arg[1:]))

      elif arg[0] == "-":
         UpperCamelCase       =  erase(_UpperCAmelCase,      int(arg[1:]))

      else:
         print('''Unknown command''')

   return root



def  __snake_case     (    ):
   UpperCamelCase       =  None
   print(
       '''enter numbers to create a tree, + value to add value into treap, '''
       '''- value to erase all nodes with value. \'q\' to quit. ''')

   UpperCamelCase       =  input()
   while args != "q":
      UpperCamelCase       =  interact_treap(_UpperCAmelCase,      _UpperCAmelCase)
      print(_UpperCAmelCase)
      UpperCamelCase       =  input()

   print('''good by!''')


if __name__ == "__main__":
   import doctest

   doctest.testmod()
   main()







'''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:
   snake_case_ :  Dict     =					None


snake_case_ :  int     =					logging.get_logger(__name__)


snake_case_ :  int     =					'▁'

snake_case_ :  Optional[int]     =					{'vocab_file': 'spiece.model', 'tokenizer_file': 'tokenizer.json'}

snake_case_ :  List[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'
    },
}

snake_case_ :  Tuple     =					{
    'google/pegasus-xsum': 512,
}


class 						lowercase__	(  snake_case_   ):






   '''simple docstring'''







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







   def __init__(			self ,   lowerCamelCase__=None ,   lowerCamelCase__=None ,   lowerCamelCase__="<pad>" ,   lowerCamelCase__="</s>" ,   lowerCamelCase__="<unk>" ,   lowerCamelCase__="<mask_2>" ,   lowerCamelCase__="<mask_1>" ,   lowerCamelCase__=None ,   lowerCamelCase__=1_0_3 ,   **lowerCamelCase__ ,   ):

      '''simple docstring'''







      UpperCamelCase       =  offset

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

         UpperCamelCase       =  (
             ([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(lowerCamelCase__   ) ,   self.offset - 1   )
         ]

         if len(set(lowerCamelCase__   )   ) != len(lowerCamelCase__   ):
            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}.'   )
         UpperCamelCase       =  additional_special_tokens_extended
      else:
         UpperCamelCase       =  [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__(
          lowerCamelCase__ ,   tokenizer_file=lowerCamelCase__ ,   pad_token=lowerCamelCase__ ,   eos_token=lowerCamelCase__ ,   unk_token=lowerCamelCase__ ,   mask_token=lowerCamelCase__ ,   mask_token_sent=lowerCamelCase__ ,   offset=lowerCamelCase__ ,   additional_special_tokens=lowerCamelCase__ ,   **lowerCamelCase__ ,   )
      UpperCamelCase       =  vocab_file
      UpperCamelCase       =  False if not self.vocab_file else True







   def       UpperCAmelCase				(			self ,   lowerCamelCase__   ):

      '''simple docstring'''







      UpperCamelCase       =  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       UpperCAmelCase				(			self ,   lowerCamelCase__ ,   lowerCamelCase__ = None ,   lowerCamelCase__ = False   ):

      '''simple docstring'''







      if already_has_special_tokens:
         return self._special_token_mask(lowerCamelCase__   )
      elif token_ids_a is None:
         return self._special_token_mask(lowerCamelCase__   ) + [1]
      else:
         return self._special_token_mask(token_ids_a + token_ids_a   ) + [1]







   def       UpperCAmelCase				(			self ,   lowerCamelCase__ ,   lowerCamelCase__=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       UpperCAmelCase				(			self ,   lowerCamelCase__ ,   lowerCamelCase__ = 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(lowerCamelCase__   ):
         logger.error(f'Vocabulary path ({save_directory}) should be a directory'   )
         return
      UpperCamelCase       =  os.path.join(
          lowerCamelCase__ ,   (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']   )

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

      return (out_vocab_file,)





