




import json
from typing import List, Optional, Tuple

from tokenizers import normalizers

from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import logging
from .tokenization_mobilebert import MobileBertTokenizer


_lowerCamelCase      			=						logging.get_logger(__name__)

_lowerCamelCase      			=						{'vocab_file': 'vocab.txt', 'tokenizer_file': 'tokenizer.json'}

_lowerCamelCase      			=						{
    'vocab_file': {'mobilebert-uncased': 'https://huggingface.co/google/mobilebert-uncased/resolve/main/vocab.txt'},
    'tokenizer_file': {
        'mobilebert-uncased': 'https://huggingface.co/google/mobilebert-uncased/resolve/main/tokenizer.json'
    },
}

_lowerCamelCase      			=						{'mobilebert-uncased': 5_12}


_lowerCamelCase      			=						{}



class       a					(       _A      ):

     '''simple docstring'''





     lowerCAmelCase    :	str       		=  VOCAB_FILES_NAMES
     lowerCAmelCase    :	List[str]       		=  PRETRAINED_VOCAB_FILES_MAP
     lowerCAmelCase    :	Optional[Any]       		=  PRETRAINED_INIT_CONFIGURATION
     lowerCAmelCase    :	List[str]       		=  PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
     lowerCAmelCase    :	Optional[Any]       		=  MobileBertTokenizer
     def __init__(     self       :      int ,   __snake_case       :      Dict=None ,   __snake_case       :      Any=None ,   __snake_case       :      int=True ,   __snake_case       :      Tuple="[UNK]" ,   __snake_case       :      List[str]="[SEP]" ,   __snake_case       :      int="[PAD]" ,   __snake_case       :      Any="[CLS]" ,   __snake_case       :      List[str]="[MASK]" ,   __snake_case       :      Tuple=True ,   __snake_case       :      Union[str, Any]=None ,   **__snake_case       :      List[Any] ,   ):
         super().__init__(
             __snake_case ,   tokenizer_file=__snake_case ,   do_lower_case=__snake_case ,   unk_token=__snake_case ,   sep_token=__snake_case ,   pad_token=__snake_case ,   cls_token=__snake_case ,   mask_token=__snake_case ,   tokenize_chinese_chars=__snake_case ,   strip_accents=__snake_case ,   **__snake_case ,   )

         UpperCAmelCase_										=					json.loads(self.backend_tokenizer.normalizer.__getstate__()    )
         if (
             normalizer_state.get('''lowercase''' ,   __snake_case    ) != do_lower_case
             or normalizer_state.get('''strip_accents''' ,   __snake_case    ) != strip_accents
             or normalizer_state.get('''handle_chinese_chars''' ,   __snake_case    ) != tokenize_chinese_chars
         ):
             UpperCAmelCase_										=					getattr(__snake_case ,   normalizer_state.pop('''type'''    )    )
             UpperCAmelCase_										=					do_lower_case
             UpperCAmelCase_										=					strip_accents
             UpperCAmelCase_										=					tokenize_chinese_chars
             UpperCAmelCase_										=					normalizer_class(**__snake_case    )

         UpperCAmelCase_										=					do_lower_case
     def   lowerCamelCase_       (     self       :      Optional[int] ,   __snake_case       :      Optional[int] ,   __snake_case       :      Optional[Any]=None    ):
         UpperCAmelCase_										=					[self.cls_token_id] + token_ids_a + [self.sep_token_id]

         if token_ids_a:
             output += token_ids_a + [self.sep_token_id]

         return output
     def   lowerCamelCase_       (     self       :      int ,   __snake_case       :      List[int] ,   __snake_case       :      Optional[List[int]] = None    ):
         UpperCAmelCase_										=					[self.sep_token_id]
         UpperCAmelCase_										=					[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    ) * [0] + len(token_ids_a + sep    ) * [1]




     def   lowerCamelCase_       (     self       :      Optional[Any] ,   __snake_case       :      str ,   __snake_case       :      Optional[str] = None    ):
         UpperCAmelCase_										=					self._tokenizer.model.save(__snake_case ,   name=__snake_case    )
         return tuple(__snake_case    )











from __future__ import annotations

_lowerCamelCase      			=						list[list[int]]

# assigning initial values to the grid
_lowerCamelCase      			=						[
    [3, 0, 6, 5, 0, 8, 4, 0, 0],
    [5, 2, 0, 0, 0, 0, 0, 0, 0],
    [0, 8, 7, 0, 0, 0, 0, 3, 1],
    [0, 0, 3, 0, 1, 0, 0, 8, 0],
    [9, 0, 0, 8, 6, 3, 0, 0, 5],
    [0, 5, 0, 0, 9, 0, 6, 0, 0],
    [1, 3, 0, 0, 0, 0, 2, 5, 0],
    [0, 0, 0, 0, 0, 0, 0, 7, 4],
    [0, 0, 5, 2, 0, 6, 3, 0, 0],
]

# a grid with no solution
_lowerCamelCase      			=						[
    [5, 0, 6, 5, 0, 8, 4, 0, 3],
    [5, 2, 0, 0, 0, 0, 0, 0, 2],
    [1, 8, 7, 0, 0, 0, 0, 3, 1],
    [0, 0, 3, 0, 1, 0, 0, 8, 0],
    [9, 0, 0, 8, 6, 3, 0, 0, 5],
    [0, 5, 0, 0, 9, 0, 6, 0, 0],
    [1, 3, 0, 0, 0, 0, 2, 5, 0],
    [0, 0, 0, 0, 0, 0, 0, 7, 4],
    [0, 0, 5, 2, 0, 6, 3, 0, 0],
]




def  SCREAMING_SNAKE_CASE     (	__UpperCamelCase      :						Matrix	,					__UpperCamelCase      :						int	,					__UpperCamelCase      :						int	,					__UpperCamelCase      :						int				)  ->							bool:
    for i in range(9				):
        if grid[row][i] == n or grid[i][column] == n:
            return False

    for i in range(3				):
        for j in range(3				):
            if grid[(row - row % 3) + i][(column - column % 3) + j] == n:
                return False

    return True




def  SCREAMING_SNAKE_CASE     (	__UpperCamelCase      :						Matrix				)  ->							tuple[int, int] | None:
    for i in range(9				):
        for j in range(9				):
            if grid[i][j] == 0:
                return i, j
    return None




def  SCREAMING_SNAKE_CASE     (	__UpperCamelCase      :						Matrix				)  ->							Matrix | None:
    if location := find_empty_location(__UpperCamelCase				):
        UpperCAmelCase_			,							UpperCAmelCase_										=					location
    else:
        # If the location is ``None``, then the grid is solved.
        return grid

    for digit in range(1	,					10				):
        if is_safe(__UpperCamelCase	,					__UpperCamelCase	,					__UpperCamelCase	,					__UpperCamelCase				):
            UpperCAmelCase_										=					digit

            if sudoku(__UpperCamelCase				) is not None:
                return grid

            UpperCAmelCase_										=					0

    return None




def  SCREAMING_SNAKE_CASE     (	__UpperCamelCase      :						Matrix				)  ->							None:
    for row in grid:
        for cell in row:
            print(__UpperCamelCase	,					end=''' '''				)
        print()


if __name__ == "__main__":
 # make a copy of grid so that you can compare with the unmodified grid
 for example_grid in (initial_grid, no_solution):
  print('\nExample grid:\n' + '=' * 20)
  print_solution(example_grid)
  print('\nExample grid solution:')
  _lowerCamelCase      			=						sudoku(example_grid)
  if solution is not None:
   print_solution(solution)
  else:
   print('Cannot find a solution.')





