


'''simple docstring'''





import json
import os
from typing import Dict, List, Optional, Tuple

import regex as re

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


snake_case							: Any      =   logging.get_logger(__name__)


snake_case							: List[str]      =   {
    '''vocab_file''': '''vocab.json''',
    '''merges_file''': '''merges.txt''',
    '''tokenizer_config_file''': '''tokenizer_config.json''',
}

snake_case							: Optional[Any]      =   {
    '''vocab_file''': {
        '''facebook/blenderbot_small-90M''': '''https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/vocab.json'''
    },
    '''merges_file''': {
        '''facebook/blenderbot_small-90M''': '''https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/merges.txt'''
    },
    '''tokenizer_config_file''': {
        '''facebook/blenderbot_small-90M''': (
            '''https://huggingface.co/facebook/blenderbot_small-90M/resolve/main/tokenizer_config.json'''
        )
    },
}

snake_case							: Tuple      =   {'''facebook/blenderbot_small-90M''': 5_12}






def 							__lowercase     (				__lowerCAmelCase							:       Union[str, Any]     ):
							a__    =  set()
							a__    =  word[0]
							for char in word[1:]:
														pairs.add((prev_char, char)     )
														a__    =  char

							a__    =  set(__lowerCAmelCase     )
							return pairs







class  snake_case_     (lowerCamelCase_   ):
					UpperCAmelCase__      :					Tuple					   =    VOCAB_FILES_NAMES
					UpperCAmelCase__      :					int					   =    PRETRAINED_VOCAB_FILES_MAP
					UpperCAmelCase__      :					List[Any]					   =    PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
					UpperCAmelCase__      :					int					   =    ['''input_ids''', '''attention_mask''']
					def __init__(   self     :str    ,__snake_case     :Any    ,__snake_case     :Tuple    ,__snake_case     :Optional[int]="__start__"    ,__snake_case     :List[str]="__end__"    ,__snake_case     :Tuple="__unk__"    ,__snake_case     :Dict="__null__"    ,**__snake_case     :int    ,)      ->					List[Any]:
												super().__init__(unk_token=__snake_case    ,bos_token=__snake_case    ,eos_token=__snake_case    ,pad_token=__snake_case    ,**__snake_case   )

												with open(__snake_case    ,encoding='utf-8'   ) as vocab_handle:
																			a__    =  json.load(__snake_case   )
												a__    =  {v: k for k, v in self.encoder.items()}
												with open(__snake_case    ,encoding='utf-8'   ) as merges_handle:
																			a__    =  merges_handle.read().split('\n'   )[1:-1]
												a__    =  [tuple(merge.split()   ) for merge in merges]
												a__    =  dict(zip(__snake_case    ,range(len(__snake_case   )   )   )   )
												a__    =  {}
					@property
					def 				lowerCamelCase__(   self     :Optional[Any]   )      ->					int:
												return len(self.encoder   )
					def 				lowerCamelCase__(   self     :Dict   )      ->					Dict:
												return dict(self.encoder    ,**self.added_tokens_encoder   )
					def 				lowerCamelCase__(   self     :str    ,__snake_case     :str   )      ->					str:
												if token in self.cache:
																			return self.cache[token]
												a__    =  re.sub('([.,!?()])'    ,R' \1'    ,__snake_case   )
												a__    =  re.sub('(\')'    ,R' \1 '    ,__snake_case   )
												a__    =  re.sub(R'\s{2,}'    ,' '    ,__snake_case   )
												if "\n" in token:
																			a__    =  token.replace('\n'    ,' __newln__'   )

												a__    =  token.split(' '   )
												a__    =  []
												for token in tokens:
																			if not len(__snake_case   ):
																										continue

																			a__    =  token.lower()
																			a__    =  tuple(__snake_case   )
																			a__    =  tuple(list(word[:-1]   ) + [word[-1] + '</w>']   )
																			a__    =  get_pairs(__snake_case   )

																			if not pairs:
																										words.append(__snake_case   )
																										continue

																			while True:
																										a__    =  min(__snake_case    ,key=lambda __snake_case   : self.bpe_ranks.get(__snake_case    ,float('inf'   )   )   )
																										if bigram not in self.bpe_ranks:
																																	break
																										a__   ,      a__    =  bigram
																										a__    =  []
																										a__    =  0

																										while i < len(__snake_case   ):
																																	try:
																																								a__    =  word.index(__snake_case    ,__snake_case   )
																																								new_word.extend(word[i:j]   )
																																								a__    =  j
																																	except ValueError:
																																								new_word.extend(word[i:]   )
																																								break

																																	if word[i] == first and i < len(__snake_case   ) - 1 and word[i + 1] == second:
																																								new_word.append(first + second   )
																																								i += 2
																																	else:
																																								new_word.append(word[i]   )
																																								i += 1
																										a__    =  tuple(__snake_case   )
																										a__    =  new_word
																										if len(__snake_case   ) == 1:
																																	break
																										else:
																																	a__    =  get_pairs(__snake_case   )
																			a__    =  '@@ '.join(__snake_case   )
																			a__    =  word[:-4]

																			a__    =  word
																			words.append(__snake_case   )
												return " ".join(__snake_case   )
					def 				lowerCamelCase__(   self     :Any    ,__snake_case     :str   )      ->					List[str]:
												a__    =  []

												a__    =  re.findall(R'\S+\n?'    ,__snake_case   )

												for token in words:
																			split_tokens.extend(list(self.bpe(__snake_case   ).split(' '   )   )   )
												return split_tokens
					def 				lowerCamelCase__(   self     :List[str]    ,__snake_case     :str   )      ->					int:
												a__    =  token.lower()
												return self.encoder.get(__snake_case    ,self.encoder.get(self.unk_token   )   )
					def 				lowerCamelCase__(   self     :List[Any]    ,__snake_case     :int   )      ->					str:
												return self.decoder.get(__snake_case    ,self.unk_token   )
					def 				lowerCamelCase__(   self     :Tuple    ,__snake_case     :List[str]   )      ->					str:
												a__    =  ' '.join(__snake_case   ).replace('@@ '    ,''   ).strip()
												return out_string



					def 				lowerCamelCase__(   self     :Optional[int]    ,__snake_case     :str    ,__snake_case     :Optional[str] = None   )      ->					Tuple[str]:
												if not os.path.isdir(__snake_case   ):
																			logger.error(F'Vocabulary path ({save_directory}) should be a directory'   )
																			return
												a__    =  os.path.join(
												    __snake_case    ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['vocab_file']   )
												a__    =  os.path.join(
												    __snake_case    ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['merges_file']   )

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

												a__    =  0
												with open(__snake_case    ,'w'    ,encoding='utf-8'   ) as writer:
																			writer.write('#version: 0.2\n'   )
																			for bpe_tokens, token_index in sorted(self.bpe_ranks.items()    ,key=lambda __snake_case   : kv[1]   ):
																										if index != token_index:
																																	logger.warning(
																																	    F'Saving vocabulary to {merge_file}: BPE merge indices are not consecutive.'
																																	    ' Please check that the tokenizer is not corrupted!'   )
																																	a__    =  token_index
																										writer.write(' '.join(__snake_case   ) + '\n'   )
																										index += 1

												return vocab_file, merge_file








def 							__lowercase     (				__lowerCAmelCase							:       list      ,					__lowerCAmelCase							:       list      ,					__lowerCAmelCase							:       int     ):
							if len(__lowerCAmelCase     ) != len(__lowerCAmelCase     ):
														raise ValueError('The length of profit and weight must be same.'     )
							if max_weight <= 0:
														raise ValueError('max_weight must greater than zero.'     )
							if any(p < 0 for p in profit     ):
														raise ValueError('Profit can not be negative.'     )
							if any(w < 0 for w in weight     ):
														raise ValueError('Weight can not be negative.'     )

							# List created to store profit gained for the 1kg in case of each weight
							# respectively.  Calculate and append profit/weight for each element.
							a__    =  [p / w for p, w in zip(__lowerCAmelCase      ,					__lowerCAmelCase     )]

							# Creating a copy of the list and sorting profit/weight in ascending order
							a__    =  sorted(__lowerCAmelCase     )

							# declaring useful variables
							a__    =  len(__lowerCAmelCase     )
							a__    =  0
							a__    =  0
							a__    =  0

							# loop till the total weight do not reach max limit e.g. 15 kg and till i<length
							while limit <= max_weight and i < length:
														# flag value for encountered greatest element in sorted_profit_by_weight
														a__    =  sorted_profit_by_weight[length - i - 1]
														a__    =  profit_by_weight.index(__lowerCAmelCase     )
														a__    =  -1

														# check if the weight encountered is less than the total weight
														# encountered before.
														if max_weight - limit >= weight[index]:
																					limit += weight[index]
																					# Adding profit gained for the given weight 1 ===
																					# weight[index]/weight[index]
																					gain += 1 * profit[index]
														else:
																					# Since the weight encountered is greater than limit, therefore take the
																					# required number of remaining kgs and calculate profit for it.
																					# weight remaining / weight[index]
																					gain += (max_weight - limit) / weight[index] * profit[index]
																					break
														i += 1
							return gain


if __name__ == "__main__":
						print(
						    '''Input profits, weights, and then max_weight (all positive ints) separated by '''
						    '''spaces.'''
						)

						snake_case							: Tuple      =   [int(x) for x in input('''Input profits separated by spaces: ''').split()]
						snake_case							: Optional[int]      =   [int(x) for x in input('''Input weights separated by spaces: ''').split()]
						snake_case							: List[str]      =   int(input('''Max weight allowed: '''))

						# Function Call
						calc_profit(profit, weight, max_weight)




