
from math import loga


def 		UpperCAmelCase     (      a_		)						->      Dict:







				"""simple docstring"""



				if a < 0:
								raise ValueError("Input value must be a positive integer"		)
				elif isinstance(A__						,  A__		):
								raise TypeError("Input value must be a \'int\' type"		)
				return 0 if (a == 0) else int(loga(a & -a		)		)


if __name__ == "__main__":
					import doctest

					doctest.testmod()





import json
import os
import unittest

from transformers.models.ctrl.tokenization_ctrl import VOCAB_FILES_NAMES, CTRLTokenizer

from ...test_tokenization_common import TokenizerTesterMixin



class    UpperCAmelCase__(				lowerCamelCase  ,				unittest.TestCase						):

   '''simple docstring'''




   A     :	int												=     CTRLTokenizer
   A     :	Tuple												=     False
   A     :	Any												=     False


   def       UpperCAmelCase		(    self	:      int)						->					Any:




         """simple docstring"""

         super().setUp()

         # Adapted from Sennrich et al. 2015 and https://github.com/rsennrich/subword-nmt
         lowercase__  =	['adapt', 're@@', 'a@@', 'apt', 'c@@', 't', '<unk>']
         lowercase__  =	dict(zip(lowerCAmelCase      ,					range(len(lowerCAmelCase))))
         lowercase__  =	['#version: 0.2', 'a p', 'ap t</w>', 'r e', 'a d', 'ad apt</w>', '']
         lowercase__  =	{'unk_token': '<unk>'}

         lowercase__  =	os.path.join(self.tmpdirname      ,					VOCAB_FILES_NAMES['vocab_file'])
         lowercase__  =	os.path.join(self.tmpdirname      ,					VOCAB_FILES_NAMES['merges_file'])
         with open(self.vocab_file      ,					'w'      ,					encoding='utf-8') as fp:
               fp.write(json.dumps(lowerCAmelCase) + '\n')
         with open(self.merges_file      ,					'w'      ,					encoding='utf-8') as fp:
               fp.write('\n'.join(lowerCAmelCase))


   def       UpperCAmelCase		(    self	:      int      ,					**lowerCAmelCase	:      str)						->					Dict:




         """simple docstring"""

         kwargs.update(self.special_tokens_map)
         return CTRLTokenizer.from_pretrained(self.tmpdirname      ,					**lowerCAmelCase)


   def       UpperCAmelCase		(    self	:      List[str]      ,					lowerCAmelCase	:      Optional[int])						->					Optional[Any]:




         """simple docstring"""

         lowercase__  =	'adapt react readapt apt'
         lowercase__  =	'adapt react readapt apt'
         return input_text, output_text



   def       UpperCAmelCase		(    self	:      Optional[int])						->					str:




         """simple docstring"""

         lowercase__  =	CTRLTokenizer(self.vocab_file      ,					self.merges_file      ,					**self.special_tokens_map)
         lowercase__  =	'adapt react readapt apt'
         lowercase__  =	'adapt re@@ a@@ c@@ t re@@ adapt apt'.split()
         lowercase__  =	tokenizer.tokenize(lowerCAmelCase)
         self.assertListEqual(lowerCAmelCase      ,					lowerCAmelCase)

         lowercase__  =	tokens + [tokenizer.unk_token]

         lowercase__  =	[0, 1, 2, 4, 5, 1, 0, 3, 6]
         self.assertListEqual(tokenizer.convert_tokens_to_ids(lowerCAmelCase)      ,					lowerCAmelCase)
