


"""simple docstring"""






import json
import os
from functools import lru_cache
from typing import List, Optional, Tuple

import regex as re

from ...tokenization_utils import AddedToken, PreTrainedTokenizer
from ...utils import logging


lowercase  		=			logging.get_logger(__name__)


lowercase  		=			{"""vocab_file""": """vocab.json""", """merges_file""": """merges.txt"""}

# See all MVP models at https://huggingface.co/models?filter=mvp
lowercase  		=			{
    """vocab_file""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/vocab.json""",
    },
    """added_tokens.json""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/added_tokens.json""",
    },
    """merges_file""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/merges.txt""",
    },
}

lowercase  		=			{
    """RUCAIBox/mvp""": 1024,
}



@lru_cache()
def 			A__		(					)							->	int:

	'''simple docstring'''


	snake_case__  :						Dict		=      (
	    list(range(ord("!"	)				,    ord("~"	) + 1	)	) + list(range(ord("¡"	)				,    ord("¬"	) + 1	)	) + list(range(ord("®"	)				,    ord("ÿ"	) + 1	)	)
	)
	snake_case__  :						int		=      bs[:]
	snake_case__  :						Tuple		=      0
	for b in range(2**8	):
		if b not in bs:
			bs.append(_UpperCAmelCase	)
			cs.append(2**8 + n	)
			n += 1
	snake_case__  :						Dict		=      [chr(_UpperCAmelCase	) for n in cs]
	return dict(zip(_UpperCAmelCase				,    _UpperCAmelCase	)	)



def 			A__		(					_UpperCAmelCase    :      List[Any]	)							->	Dict:

	'''simple docstring'''


	snake_case__  :						Union[str, Any]		=      set()
	snake_case__  :						Any		=      word[0]
	for char in word[1:]:
		pairs.add((prev_char, char)	)
		snake_case__  :						int		=      char
	return pairs



class 			SCREAMING_SNAKE_CASE_  (   _lowercase):




							'''simple docstring'''





							__magic_name__					:     Dict				  =  VOCAB_FILES_NAMES
							__magic_name__					:     Dict				  =  PRETRAINED_VOCAB_FILES_MAP
							__magic_name__					:     Optional[int]				  =  PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
							__magic_name__					:     int				  =  ['''input_ids''', '''attention_mask''']




							def __init__(						self	,					lowerCamelCase__	,					lowerCamelCase__	,					lowerCamelCase__="replace"	,					lowerCamelCase__="<s>"	,					lowerCamelCase__="</s>"	,					lowerCamelCase__="</s>"	,					lowerCamelCase__="<s>"	,					lowerCamelCase__="<unk>"	,					lowerCamelCase__="<pad>"	,					lowerCamelCase__="<mask>"	,					lowerCamelCase__=False	,					**lowerCamelCase__	,					)   ->	Optional[Any]:







								'''simple docstring'''




								snake_case__  :						List[str]		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else bos_token
								snake_case__  :						str		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else eos_token
								snake_case__  :						List[Any]		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else sep_token
								snake_case__  :						List[Any]		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else cls_token
								snake_case__  :						Optional[int]		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else unk_token
								snake_case__  :						Optional[int]		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else pad_token

								# Mask token behave like a normal word, i.e. include the space before it
								snake_case__  :						int		=      AddedToken(lowerCamelCase__	,					lstrip=lowerCamelCase__	,					rstrip=lowerCamelCase__) if isinstance(lowerCamelCase__	,					lowerCamelCase__) else mask_token

								super().__init__(
								    errors=lowerCamelCase__	,					bos_token=lowerCamelCase__	,					eos_token=lowerCamelCase__	,					unk_token=lowerCamelCase__	,					sep_token=lowerCamelCase__	,					cls_token=lowerCamelCase__	,					pad_token=lowerCamelCase__	,					mask_token=lowerCamelCase__	,					add_prefix_space=lowerCamelCase__	,					**lowerCamelCase__	,					)
								with open(lowerCamelCase__	,					encoding="utf-8") as vocab_handle:
									snake_case__  :						Optional[Any]		=      json.load(lowerCamelCase__)
								snake_case__  :						List[Any]		=      {v: k for k, v in self.encoder.items()}
								snake_case__  :						Optional[int]		=      errors  # how to handle errors in decoding
								snake_case__  :						Tuple		=      bytes_to_unicode()
								snake_case__  :						Dict		=      {v: k for k, v in self.byte_encoder.items()}
								with open(lowerCamelCase__	,					encoding="utf-8") as merges_handle:
									snake_case__  :						Tuple		=      merges_handle.read().split("\n")[1:-1]
								snake_case__  :						List[str]		=      [tuple(merge.split()) for merge in bpe_merges]
								snake_case__  :						int		=      dict(zip(lowerCamelCase__	,					range(len(lowerCamelCase__))))
								snake_case__  :						Optional[int]		=      {}
								snake_case__  :						Tuple		=      add_prefix_space

								# Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
								snake_case__  :						Any		=      re.compile(R"'s|'t|'re|'ve|'m|'ll|'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+")




							@property
							def        UpperCAmelCase (						self)   ->	List[Any]:







								'''simple docstring'''




								return len(self.encoder)




							def        UpperCAmelCase (						self)   ->	List[str]:







								'''simple docstring'''




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




							def        UpperCAmelCase (						self	,					lowerCamelCase__)   ->	int:







								'''simple docstring'''




								if token in self.cache:
									return self.cache[token]
								snake_case__  :						str		=      tuple(lowerCamelCase__)
								snake_case__  :						List[Any]		=      get_pairs(lowerCamelCase__)

								if not pairs:
									return token

								while True:
									snake_case__  :						List[str]		=      min(lowerCamelCase__	,					key=lambda lowerCamelCase__: self.bpe_ranks.get(lowerCamelCase__	,					float("inf")))
									if bigram not in self.bpe_ranks:
										break
									snake_case__,					snake_case__  :						List[Any]		=      bigram
									snake_case__  :						Dict		=      []
									snake_case__  :						List[str]		=      0
									while i < len(lowerCamelCase__):
										try:
											snake_case__  :						Union[str, Any]		=      word.index(lowerCamelCase__	,					lowerCamelCase__)
										except ValueError:
											new_word.extend(word[i:])
											break
										else:
											new_word.extend(word[i:j])
											snake_case__  :						Any		=      j

										if word[i] == first and i < len(lowerCamelCase__) - 1 and word[i + 1] == second:
											new_word.append(first + second)
											i += 2
										else:
											new_word.append(word[i])
											i += 1
									snake_case__  :						Optional[int]		=      tuple(lowerCamelCase__)
									snake_case__  :						Union[str, Any]		=      new_word
									if len(lowerCamelCase__) == 1:
										break
									else:
										snake_case__  :						str		=      get_pairs(lowerCamelCase__)
								snake_case__  :						List[str]		=      " ".join(lowerCamelCase__)
								snake_case__  :						Optional[Any]		=      word
								return word




							def        UpperCAmelCase (						self	,					lowerCamelCase__)   ->	Union[str, Any]:







								'''simple docstring'''




								snake_case__  :						int		=      []
								for token in re.findall(self.pat	,					lowerCamelCase__):
									snake_case__  :						int		=      "".join(
									    self.byte_encoder[b] for b in token.encode("utf-8"))  # Maps all our bytes to unicode strings, avoiding control tokens of the BPE (spaces in our case)
									bpe_tokens.extend(bpe_token for bpe_token in self.bpe(lowerCamelCase__).split(" "))
								return bpe_tokens




							def        UpperCAmelCase (						self	,					lowerCamelCase__)   ->	int:







								'''simple docstring'''




								return self.encoder.get(lowerCamelCase__	,					self.encoder.get(self.unk_token))




							def        UpperCAmelCase (						self	,					lowerCamelCase__)   ->	Union[str, Any]:







								'''simple docstring'''




								return self.decoder.get(lowerCamelCase__)




							def        UpperCAmelCase (						self	,					lowerCamelCase__)   ->	List[str]:







								'''simple docstring'''




								snake_case__  :						Union[str, Any]		=      "".join(lowerCamelCase__)
								snake_case__  :						Optional[int]		=      bytearray([self.byte_decoder[c] for c in text]).decode("utf-8"	,					errors=self.errors)
								return text




							def        UpperCAmelCase (						self	,					lowerCamelCase__	,					lowerCamelCase__ = None)   ->	Tuple[str]:







								'''simple docstring'''




								if not os.path.isdir(lowerCamelCase__):
									logger.error(f"""Vocabulary path ({save_directory}) should be a directory""")
									return
								snake_case__  :						str		=      os.path.join(
								    lowerCamelCase__	,					(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"])
								snake_case__  :						str		=      os.path.join(
								    lowerCamelCase__	,					(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["merges_file"])

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

								snake_case__  :						Tuple		=      0
								with open(lowerCamelCase__	,					"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 lowerCamelCase__: 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!")
											snake_case__  :						Optional[Any]		=      token_index
										writer.write(" ".join(lowerCamelCase__) + "\n")
										index += 1

								return vocab_file, merge_file




							def        UpperCAmelCase (						self	,					lowerCamelCase__	,					lowerCamelCase__ = None)   ->	List[int]:







								'''simple docstring'''




								if token_ids_a is None:
									return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
								snake_case__  :						Any		=      [self.cls_token_id]
								snake_case__  :						str		=      [self.sep_token_id]
								return cls + token_ids_a + sep + sep + token_ids_a + sep




							def        UpperCAmelCase (						self	,					lowerCamelCase__	,					lowerCamelCase__ = None	,					lowerCamelCase__ = False)   ->	List[int]:







								'''simple docstring'''




								if already_has_special_tokens:
									return super().get_special_tokens_mask(
									    token_ids_a=lowerCamelCase__	,					token_ids_a=lowerCamelCase__	,					already_has_special_tokens=lowerCamelCase__)

								if token_ids_a is None:
									return [1] + ([0] * len(lowerCamelCase__)) + [1]
								return [1] + ([0] * len(lowerCamelCase__)) + [1, 1] + ([0] * len(lowerCamelCase__)) + [1]




							def        UpperCAmelCase (						self	,					lowerCamelCase__	,					lowerCamelCase__ = None)   ->	List[int]:







								'''simple docstring'''




								snake_case__  :						int		=      [self.sep_token_id]
								snake_case__  :						int		=      [self.cls_token_id]

								if token_ids_a is None:
									return len(cls + token_ids_a + sep) * [0]
								return len(cls + token_ids_a + sep + sep + token_ids_a + sep) * [0]







							def        UpperCAmelCase (						self	,					lowerCamelCase__	,					lowerCamelCase__=False	,					**lowerCamelCase__)   ->	Tuple:







								'''simple docstring'''




								snake_case__  :						int		=      kwargs.pop("add_prefix_space"	,					self.add_prefix_space)
								if (is_split_into_words or add_prefix_space) and (len(lowerCamelCase__) > 0 and not text[0].isspace()):
									snake_case__  :						Tuple		=      " " + text
								return (text, kwargs)








'''simple docstring'''

from .balanced_parentheses import balanced_parentheses
from .stack import Stack

def      __magic_name__							(			A				)      ->		int:
	return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(A       , -1				)

def      __magic_name__							(			A				)      ->		str:
	if not balanced_parentheses(A				):
		raise ValueError('Mismatched parentheses'				)
	snake_case							=					Stack()
	snake_case							=					[]
	for char in expression_str:
		if char.isalpha() or char.isdigit():
			postfix.append(A				)
		elif char == "(":
			stack.push(A				)
		elif char == ")":
			while not stack.is_empty() and stack.peek() != "(":
				postfix.append(stack.pop()				)
			stack.pop()
		else:
			while not stack.is_empty() and precedence(A				) <= precedence(stack.peek()				):
				postfix.append(stack.pop()				)
			stack.push(A				)
	while not stack.is_empty():
		postfix.append(stack.pop()				)
	return " ".join(A				)


if __name__ == "__main__":
						from doctest import testmod

						testmod()
						lowerCAmelCase_     =      "a+b*(c^d-e)^(f+g*h)-i"

						print("Infix to Postfix Notation demonstration:\n")
						print("Infix notation: " + expression)
						print("Postfix notation: " + infix_to_postfix(expression))





