
import os
import unittest

from transformers import LayoutLMTokenizer, LayoutLMTokenizerFast
from transformers.models.layoutlm.tokenization_layoutlm import VOCAB_FILES_NAMES
from transformers.testing_utils import require_tokenizers

from ...test_tokenization_common import TokenizerTesterMixin



@require_tokenizers
class    a_ (			_a					,			unittest.TestCase    ):
			a	:			Dict					   =							LayoutLMTokenizer
			a	:			Union[str, Any]					   =							LayoutLMTokenizerFast
			a	:			List[str]					   =							True
			a	:			int					   =							True






			def    UpperCamelCase_				(      self  ):
									super().setUp()

									_lowercase					       =					[
									    """[UNK]""",
									    """[CLS]""",
									    """[SEP]""",
									    """want""",
									    """##want""",
									    """##ed""",
									    """wa""",
									    """un""",
									    """runn""",
									    """##ing""",
									    """,""",
									    """low""",
									    """lowest""",
									]
									_lowercase					       =					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    UpperCamelCase_				(      self				,			**__UpperCamelCase  ):
									return LayoutLMTokenizer.from_pretrained(self.tmpdirname				,			**__UpperCamelCase  )






			def    UpperCamelCase_				(      self				,			__UpperCamelCase  ):
									_lowercase					       =					"""UNwant\u00E9d,running"""
									_lowercase					       =					"""unwanted, running"""
									return input_text, output_text






			def    UpperCamelCase_				(      self  ):
									_lowercase					       =					self.tokenizer_class(self.vocab_file  )

									_lowercase					       =					tokenizer.tokenize("""UNwant\u00E9d,running"""  )
									self.assertListEqual(__UpperCamelCase				,			["""un""", """##want""", """##ed""", """,""", """runn""", """##ing"""]  )
									self.assertListEqual(tokenizer.convert_tokens_to_ids(__UpperCamelCase  )				,			[7, 4, 5, 10, 8, 9]  )






			def    UpperCamelCase_				(      self  ):
									pass

def 	UpperCamelCase__  (     SCREAMING_SNAKE_CASE_	:	int       )  ->     list:

						# bit count represents no. of bits in the gray code
						if bit_count < 0:
												raise ValueError("""The given input must be positive"""       )

						# get the generated string sequence
						_lowercase					       =					gray_code_sequence_string(SCREAMING_SNAKE_CASE_       )
						#
						# convert them to integers
						for i in range(len(SCREAMING_SNAKE_CASE_       )       ):
												_lowercase					       =					int(sequence[i]		,   2       )

						return sequence




def 	UpperCamelCase__  (     SCREAMING_SNAKE_CASE_	:	int       )  ->     list:

						# The approach is a recursive one
						# Base case achieved when either n = 0 or n=1
						if bit_count == 0:
												return ["0"]

						if bit_count == 1:
												return ["0", "1"]

						_lowercase					       =					1 << bit_count  # defines the length of the sequence
						# 1<< n is equivalent to 2^n

						# recursive answer will generate answer for n-1 bits
						_lowercase					       =					gray_code_sequence_string(bit_count - 1       )

						_lowercase					       =					[]

						# append 0 to first half of the smaller sequence generated
						for i in range(seq_len // 2       ):
												_lowercase					       =					"""0""" + smaller_sequence[i]
												sequence.append(SCREAMING_SNAKE_CASE_       )

						# append 1 to second half ... start from the end of the list
						for i in reversed(range(seq_len // 2       )       ):
												_lowercase					       =					"""1""" + smaller_sequence[i]
												sequence.append(SCREAMING_SNAKE_CASE_       )

						return sequence


if __name__ == "__main__":
		import doctest

		doctest.testmod()