




"""simple docstring"""




import os
import unittest

from transformers.models.transfo_xl.tokenization_transfo_xl import VOCAB_FILES_NAMES, TransfoXLTokenizer

from ...test_tokenization_common import TokenizerTesterMixin

class    UpperCAmelCase_  (       snake_case					, unittest.TestCase						):
		UpperCamelCase						 =TransfoXLTokenizer
		UpperCamelCase						 =False
		UpperCamelCase						 =False
		def      _lowerCamelCase				(		self    )		->    Union[str, Any]:
					super().setUp()

					__lowercase       :   Dict        =    [
					    '<unk>',
					    '[CLS]',
					    '[SEP]',
					    'want',
					    'unwanted',
					    'wa',
					    'un',
					    'running',
					    ',',
					    'low',
					    'l',
					]
					__lowercase       :   Optional[Any]        =    os.path.join(self.tmpdirname							,		VOCAB_FILES_NAMES['''vocab_file''']    )
					with open(self.vocab_file							,		'''w'''							,		encoding='''utf-8'''    ) as vocab_writer:
								vocab_writer.write(''''''.join([x + '''\n''' for x in vocab_tokens]    )    )
		def      _lowerCamelCase				(		self							,		**UpperCamelCase_    )		->    List[str]:
					__lowercase       :   Dict        =    True
					return TransfoXLTokenizer.from_pretrained(self.tmpdirname							,		**UpperCamelCase_    )
		def      _lowerCamelCase				(		self							,		UpperCamelCase_    )		->    Union[str, Any]:
					__lowercase       :   int        =    '<unk> UNwanted , running'
					__lowercase       :   Any        =    '<unk> unwanted, running'
					return input_text, output_text
		def      _lowerCamelCase				(		self    )		->    Optional[int]:
					__lowercase       :   Tuple        =    TransfoXLTokenizer(vocab_file=self.vocab_file							,		lower_case=UpperCamelCase_    )

					__lowercase       :   List[str]        =    tokenizer.tokenize('''<unk> UNwanted , running'''    )
					self.assertListEqual(UpperCamelCase_							,		['''<unk>''', '''unwanted''', ''',''', '''running''']    )

					self.assertListEqual(tokenizer.convert_tokens_to_ids(UpperCamelCase_    )							,		[0, 4, 8, 7]    )
		def      _lowerCamelCase				(		self    )		->    Tuple:
					__lowercase       :   List[Any]        =    TransfoXLTokenizer(lower_case=UpperCamelCase_    )

					self.assertListEqual(
					    tokenizer.tokenize(''' \tHeLLo ! how  \n Are yoU ?  '''    )							,		['''hello''', '''!''', '''how''', '''are''', '''you''', '''?''']    )
		def      _lowerCamelCase				(		self    )		->    str:
					__lowercase       :   Any        =    TransfoXLTokenizer(lower_case=UpperCamelCase_    )

					self.assertListEqual(
					    tokenizer.tokenize(''' \tHeLLo ! how  \n Are yoU ?  '''    )							,		['''HeLLo''', '''!''', '''how''', '''Are''', '''yoU''', '''?''']    )
		def      _lowerCamelCase				(		self    )		->    List[Any]:
					__lowercase       :   Union[str, Any]        =    TransfoXLTokenizer(lower_case=UpperCamelCase_    )
					__lowercase       :   int        =    'Hello (bracket) and side-scrolled [and] Henry\'s $5,000 with 3.34 m. What\'s up!?'
					__lowercase       :   List[Any]        =    [
					    'Hello',
					    '(',
					    'bracket',
					    ')',
					    'and',
					    'side',
					    '@-@',
					    'scrolled',
					    '[',
					    'and',
					    ']',
					    'Henry',
					    '\'s',
					    '$',
					    '5',
					    '@,@',
					    '000',
					    'with',
					    '3',
					    '@.@',
					    '34',
					    'm',
					    '.',
					    'What',
					    '\'s',
					    'up',
					    '!',
					    '?',
					]

					self.assertListEqual(tokenizer.tokenize(UpperCamelCase_    )							,		UpperCamelCase_    )

					self.assertEqual(tokenizer.convert_tokens_to_string(UpperCamelCase_    )							,		UpperCamelCase_    )
		def      _lowerCamelCase				(		self    )		->    Union[str, Any]:
					__lowercase       :   int        =    self.get_tokenizer()
					__lowercase       :   Optional[Any]        =    len(UpperCamelCase_    )

					tokenizer.add_tokens(['''new1''', '''new2''']    )
					tokenizer.move_added_token('''new1'''							,		1    )

					# Check that moved token is not copied (duplicate)
					self.assertEqual(len(UpperCamelCase_    )							,		original_len + 2    )
					# Check that token is moved to specified id
					self.assertEqual(tokenizer.encode('''new1'''    )							,		[1]    )
					self.assertEqual(tokenizer.decode([1]    )							,		'''new1'''    )





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  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_     )				->		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  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_     )				->		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  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_     )				->		Matrix | None:
			if location := find_empty_location(SCREAMING_SNAKE_CASE_     ):
						lowerCAmelCase__      ,				lowerCAmelCase__      :      Any         =		location
			else:
						# If the location is ``None``, then the grid is solved.
						return grid

			for digit in range(1       ,							10     ):
						if is_safe(SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_       ,							SCREAMING_SNAKE_CASE_     ):
									lowerCAmelCase__      :      Optional[Any]         =		digit

									if sudoku(SCREAMING_SNAKE_CASE_     ) is not None:
												return grid

									lowerCAmelCase__      :      List[Any]         =		0

			return None
def  lowerCAmelCase__			(  SCREAMING_SNAKE_CASE_     )				->		None:
			for row in grid:
						for cell in row:
									print(SCREAMING_SNAKE_CASE_       ,							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.""")