


'''simple docstring'''



import json
import os
from typing import Optional, Tuple

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


__lowercase	:						int       =	logging.get_logger(__name__)

__lowercase	:						List[str]       =	{'vocab_file': 'vocab.json'}

__lowercase	:						List[Any]       =	{
    'vocab_file': {
        'mgp-str': 'https://huggingface.co/alibaba-damo/mgp-str-base/blob/main/vocab.json',
    }
}

__lowercase	:						Tuple       =	{'mgp-str': 27}





class 							__UpperCamelCase				(		lowerCAmelCase_					):
	A_				=    VOCAB_FILES_NAMES
	A_				=    PRETRAINED_VOCAB_FILES_MAP
	A_				=    PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES




	def __init__(   self						,				__a						,				__a="[GO]"						,				__a="[GO]"						,				__a="[s]"						,				__a="[GO]"						,				**__a							):

						'''simple docstring'''





						super().__init__(
						    unk_token=__a						,				bos_token=__a						,				eos_token=__a						,				pad_token=__a						,				**__a						,				)

						with open(__a						,				encoding='utf-8'							) as vocab_handle:
											__a			:       Dict					    =  json.load(__a							)
						__a			:       Union[str, Any]					    =  {v: k for k, v in self.vocab.items()}




	@property
	def       __UpperCAmelCase							(   self							):

						'''simple docstring'''





						return len(self.vocab							)




	def       __UpperCAmelCase							(   self							):

						'''simple docstring'''





						return dict(self.vocab						,				**self.added_tokens_encoder							)




	def       __UpperCAmelCase							(   self						,				__a							):

						'''simple docstring'''





						__a			:       str					    =  []
						for s in text:
											char_tokens.extend(__a							)
						return char_tokens




	def       __UpperCAmelCase							(   self						,				__a							):

						'''simple docstring'''





						return self.vocab.get(__a						,				self.vocab.get(self.unk_token							)							)




	def       __UpperCAmelCase							(   self						,				__a							):

						'''simple docstring'''





						return self.decoder.get(__a							)





	def       __UpperCAmelCase							(   self						,				__a						,				__a = None							):

						'''simple docstring'''





						if not os.path.isdir(__a							):
											logger.error('Vocabulary path ({}) should be a directory'.format(__a							)							)
											return
						__a			:       Any					    =  os.path.join(
						    __a						,				(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['vocab_file']							)

						with open(__a						,				'w'						,				encoding='utf-8'							) as f:
											f.write(json.dumps(self.vocab						,				indent=2						,				sort_keys=__a						,				ensure_ascii=__a							) + '\n'							)

						return (vocab_file,)





def 			lowerCamelCase_ (				lowerCamelCase__	, lowerCamelCase__    ):
				lowerCamelCase_						=			[0 for i in range(r + 1    )]
				# nc0 = 1
				lowerCamelCase_						=			1
				for i in range(1	, n + 1    ):
								# to compute current row from previous row.
								lowerCamelCase_						=			min(lowerCamelCase__	, lowerCamelCase__    )
								while j > 0:
												c[j] += c[j - 1]
												j -= 1
				return c[r]





print(binomial_coefficient(n=1_0, r=5))


