
'''simple docstring'''





import os
import string
import sys


__magic_name__            =  1 << 8

__magic_name__            =  {
    '''tab''': ord('''\t'''),
    '''newline''': ord('''\r'''),
    '''esc''': 27,
    '''up''': 65 + ARROW_KEY_FLAG,
    '''down''': 66 + ARROW_KEY_FLAG,
    '''right''': 67 + ARROW_KEY_FLAG,
    '''left''': 68 + ARROW_KEY_FLAG,
    '''mod_int''': 91,
    '''undefined''': sys.maxsize,
    '''interrupt''': 3,
    '''insert''': 50,
    '''delete''': 51,
    '''pg_up''': 53,
    '''pg_down''': 54,
}

__magic_name__            =  KEYMAP['''up''']
__magic_name__            =  KEYMAP['''left''']

if sys.platform == "win32":
     __magic_name__            =  []
     __magic_name__            =  {
         B'''\xe0H''': KEYMAP['''up'''] - ARROW_KEY_FLAG,
         B'''\x00H''': KEYMAP['''up'''] - ARROW_KEY_FLAG,
         B'''\xe0P''': KEYMAP['''down'''] - ARROW_KEY_FLAG,
         B'''\x00P''': KEYMAP['''down'''] - ARROW_KEY_FLAG,
         B'''\xe0M''': KEYMAP['''right'''] - ARROW_KEY_FLAG,
         B'''\x00M''': KEYMAP['''right'''] - ARROW_KEY_FLAG,
         B'''\xe0K''': KEYMAP['''left'''] - ARROW_KEY_FLAG,
         B'''\x00K''': KEYMAP['''left'''] - ARROW_KEY_FLAG,
     }

for i in range(10):
     __magic_name__            =  ord(str(i))





def 	SCREAMING_SNAKE_CASE__    (      ):
    if os.name == "nt":
        import msvcrt

        snake_case__						=				"""mbcs"""
        # Flush the keyboard buffer
        while msvcrt.kbhit():
            msvcrt.getch()
        if len(__lowerCAmelCase							) == 0:
            # Read the keystroke
            snake_case__						=				msvcrt.getch()

            # If it is a prefix char, get second part
            if ch in (b"\x00", b"\xe0"):
                snake_case__						=				ch + msvcrt.getch()
                # Translate actual Win chars to bullet char types
                try:
                    snake_case__						=				chr(WIN_KEYMAP[cha]							)
                    WIN_CH_BUFFER.append(chr(KEYMAP["mod_int"]							)							)
                    WIN_CH_BUFFER.append(__lowerCAmelCase							)
                    if ord(__lowerCAmelCase							) in (
                        KEYMAP["insert"] - 1 << 9,
                        KEYMAP["delete"] - 1 << 9,
                        KEYMAP["pg_up"] - 1 << 9,
                        KEYMAP["pg_down"] - 1 << 9,
                    ):
                        WIN_CH_BUFFER.append(chr(126							)							)
                    snake_case__						=				chr(KEYMAP["esc"]							)
                except KeyError:
                    snake_case__						=				cha[1]
            else:
                snake_case__						=				ch.decode(__lowerCAmelCase							)
        else:
            snake_case__						=				WIN_CH_BUFFER.pop(0							)
    elif os.name == "posix":
        import termios
        import tty

        snake_case__						=				sys.stdin.fileno()
        snake_case__						=				termios.tcgetattr(__lowerCAmelCase							)
        try:
            tty.setraw(__lowerCAmelCase							)
            snake_case__						=				sys.stdin.read(1							)
        finally:
            termios.tcsetattr(__lowerCAmelCase    ,		termios.TCSADRAIN    ,		__lowerCAmelCase							)
    return ch





def 	SCREAMING_SNAKE_CASE__    (      ):
    snake_case__						=				get_raw_chars()
    if ord(__lowerCAmelCase							) in [KEYMAP["interrupt"], KEYMAP["newline"]]:
        return char

    elif ord(__lowerCAmelCase							) == KEYMAP["esc"]:
        snake_case__						=				get_raw_chars()
        if ord(__lowerCAmelCase							) == KEYMAP["mod_int"]:
            snake_case__						=				get_raw_chars()
            if ord(__lowerCAmelCase							) >= KEYMAP["arrow_begin"] - ARROW_KEY_FLAG and ord(__lowerCAmelCase							) <= KEYMAP["arrow_end"] - ARROW_KEY_FLAG:
                return chr(ord(__lowerCAmelCase							) + ARROW_KEY_FLAG							)
            else:
                return KEYMAP["undefined"]
        else:
            return get_raw_chars()

    else:
        if char in string.printable:
            return char
        else:
            return KEYMAP["undefined"]





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:
     __magic_name__            =  None


__magic_name__            =  logging.get_logger(__name__)


__magic_name__            =  '''▁'''

__magic_name__            =  {'''vocab_file''': '''spiece.model''', '''tokenizer_file''': '''tokenizer.json'''}

__magic_name__            =  {
    '''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'''
    },
}

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




class 					_SCREAMING_SNAKE_CASE  (      __UpperCamelCase ):
      _A						:		int    	=     VOCAB_FILES_NAMES
      _A						:		Dict    	=     PRETRAINED_VOCAB_FILES_MAP
      _A						:		Any    	=     PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
      _A						:		Tuple    	=     PegasusTokenizer
      _A						:		str    	=     ['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_03		,	**lowerCamelCase		,	):
          snake_case__						=				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 )}""" )

              snake_case__						=				(
                  ([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}.""" )
              snake_case__						=				additional_special_tokens_extended
          else:
              snake_case__						=				[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		,	)
          snake_case__						=				vocab_file
          snake_case__						=				False if not self.vocab_file else True
      def A_			(			self		,	lowerCamelCase ):
          snake_case__						=				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 A_			(			self		,	lowerCamelCase		,	lowerCamelCase = None		,	lowerCamelCase = False ):
          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 A_			(			self		,	lowerCamelCase		,	lowerCamelCase=None ):
          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 A_			(			self		,	lowerCamelCase		,	lowerCamelCase = None ):
          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
          snake_case__						=				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,)



