






'''simple docstring'''







import json
import os
import unittest

from transformers.models.xlm.tokenization_xlm import VOCAB_FILES_NAMES, XLMTokenizer
from transformers.testing_utils import slow

from ...test_tokenization_common import TokenizerTesterMixin





class 	SCREAMING_SNAKE_CASE					(					SCREAMING_SNAKE_CASE_	,   unittest.TestCase       ):
			snake_case__  =				XLMTokenizer
			snake_case__  =				False






			def 			SCREAMING_SNAKE_CASE      ( self      :			str					)			->			str:
							super().setUp()

							# Adapted from Sennrich et al. 2015 and https://github.com/rsennrich/subword-nmt
							a_		:  Union[str, Any]											=      [
							    '''l''',
							    '''o''',
							    '''w''',
							    '''e''',
							    '''r''',
							    '''s''',
							    '''t''',
							    '''i''',
							    '''d''',
							    '''n''',
							    '''w</w>''',
							    '''r</w>''',
							    '''t</w>''',
							    '''lo''',
							    '''low''',
							    '''er</w>''',
							    '''low</w>''',
							    '''lowest</w>''',
							    '''newer</w>''',
							    '''wider</w>''',
							    '''<unk>''',
							]
							a_		:  Any											=      dict(zip(__SCREAMING_SNAKE_CASE  ,						range(len(__SCREAMING_SNAKE_CASE					)					)					)					)
							a_		:  Dict											=      ['''l o 123''', '''lo w 1456''', '''e r</w> 1789''', '''''']

							a_		:  List[str]											=      os.path.join(self.tmpdirname  ,						VOCAB_FILES_NAMES['''vocab_file''']					)
							a_		:  Any											=      os.path.join(self.tmpdirname  ,						VOCAB_FILES_NAMES['''merges_file''']					)
							with open(self.vocab_file  ,						'''w'''					) as fp:
											fp.write(json.dumps(__SCREAMING_SNAKE_CASE					)					)
							with open(self.merges_file  ,						'''w'''					) as fp:
											fp.write('''\n'''.join(__SCREAMING_SNAKE_CASE					)					)






			def 			SCREAMING_SNAKE_CASE      ( self      :			str  ,						__SCREAMING_SNAKE_CASE      :			Tuple					)			->			Union[str, Any]:
							a_		:  int											=      '''lower newer'''
							a_		:  Optional[Any]											=      '''lower newer'''
							return input_text, output_text






			def 			SCREAMING_SNAKE_CASE      ( self      :			Union[str, Any]					)			->			Any:
							a_		:  Dict											=      XLMTokenizer(self.vocab_file  ,						self.merges_file					)

							a_		:  str											=      '''lower'''
							a_		:  List[str]											=      ['''low''', '''er</w>''']
							a_		:  Dict											=      tokenizer.tokenize(__SCREAMING_SNAKE_CASE					)
							self.assertListEqual(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)

							a_		:  Optional[int]											=      tokens + ['''<unk>''']
							a_		:  Optional[Any]											=      [14, 15, 20]
							self.assertListEqual(tokenizer.convert_tokens_to_ids(__SCREAMING_SNAKE_CASE					)  ,						__SCREAMING_SNAKE_CASE					)







			@slow
			def 			SCREAMING_SNAKE_CASE      ( self      :			Optional[int]					)			->			Optional[Any]:
							a_		:  Optional[Any]											=      XLMTokenizer.from_pretrained('''xlm-mlm-en-2048'''					)

							a_		:  str											=      tokenizer.encode('''sequence builders'''  ,						add_special_tokens=__SCREAMING_SNAKE_CASE					)
							a_		:  str											=      tokenizer.encode('''multi-sequence build'''  ,						add_special_tokens=__SCREAMING_SNAKE_CASE					)

							a_		:  Dict											=      tokenizer.build_inputs_with_special_tokens(__SCREAMING_SNAKE_CASE					)
							a_		:  int											=      tokenizer.build_inputs_with_special_tokens(__SCREAMING_SNAKE_CASE  ,						__SCREAMING_SNAKE_CASE					)

							assert encoded_sentence == [0] + text + [1]
							assert encoded_pair == [0] + text + [1] + text_a + [1]












'''simple docstring'''







from __future__ import annotations





def 		_UpperCAmelCase   (							__A							:   tuple[int, int]						,		__A							:   int      ):
				a_				,			a_		:  List[str]											=      position
				a_		:  Optional[int]											=      [
				    (y + 1, x + 2),
				    (y - 1, x + 2),
				    (y + 1, x - 2),
				    (y - 1, x - 2),
				    (y + 2, x + 1),
				    (y + 2, x - 1),
				    (y - 2, x + 1),
				    (y - 2, x - 1),
				]
				a_		:  Any											=      []

				for position in positions:
								a_				,			a_		:  Dict											=      position
								if 0 <= y_test < n and 0 <= x_test < n:
												permissible_positions.append(__A      )

				return permissible_positions





def 		_UpperCAmelCase   (							__A							:   list[list[int]]      ):
				return not any(elem == 0 for row in board for elem in row      )





def 		_UpperCAmelCase   (							__A							:   list[list[int]]						,		__A							:   tuple[int, int]						,		__A							:   int      ):

				if is_complete(__A      ):
								return True

				for position in get_valid_pos(__A						,		len(__A      )      ):
								a_				,			a_		:  Dict											=      position

								if board[y][x] == 0:
												a_		:  Optional[Any]											=      curr + 1
												if open_knight_tour_helper(__A						,		__A						,		curr + 1      ):
																return True
												a_		:  Tuple											=      0

				return False





def 		_UpperCAmelCase   (							__A							:   int      ):
				a_		:  List[str]											=      [[0 for i in range(__A      )] for j in range(__A      )]

				for i in range(__A      ):
								for j in range(__A      ):
												a_		:  Optional[Any]											=      1
												if open_knight_tour_helper(__A						,		(i, j)						,		1      ):
																return board
												a_		:  Union[str, Any]											=      0

				a_		:  Dict											=      f'Open Kight Tour cannot be performed on a board of size {n}'
				raise ValueError(__A      )


if __name__ == "__main__":
		import doctest

		doctest.testmod()




