





from typing import Any





def lowerCAmelCase__(__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,)				->      list:







	'''simple docstring'''







	_validation(
	    __snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,)
	# Creates data structures and fill initial step
	lowerCamelCase__								=		{}
	lowerCamelCase__								=		{}
	for state in states_space:
		lowerCamelCase__								=		observations_space[0]
		lowerCamelCase__								=		(
		    initial_probabilities[state] * emission_probabilities[state][observation]
		)
		lowerCamelCase__								=		None

	# Fills the data structure with the probabilities of
	# different transitions and pointers to previous states
	for o in range(1       ,len(__snake_case							)							):
		lowerCamelCase__								=		observations_space[o]
		lowerCamelCase__								=		observations_space[o - 1]
		for state in states_space:
			# Calculates the argmax for probability function
			lowerCamelCase__								=		''''''
			lowerCamelCase__								=		-1
			for k_state in states_space:
				lowerCamelCase__								=		(
				    probabilities[(k_state, prior_observation)]
				    * transition_probabilities[k_state][state]
				    * emission_probabilities[state][observation]
				)
				if probability > max_probability:
					lowerCamelCase__								=		probability
					lowerCamelCase__								=		k_state

            # Update probabilities and pointers dicts
			lowerCamelCase__								=		(
			    probabilities[(arg_max, prior_observation)]
			    * transition_probabilities[arg_max][state]
			    * emission_probabilities[state][observation]
			)

			lowerCamelCase__								=		arg_max

    # The final observation
	lowerCamelCase__								=		observations_space[len(__snake_case							) - 1]

	# argmax for given final observation
	lowerCamelCase__								=		''''''
	lowerCamelCase__								=		-1
	for k_state in states_space:
		lowerCamelCase__								=		probabilities[(k_state, final_observation)]
		if probability > max_probability:
			lowerCamelCase__								=		probability
			lowerCamelCase__								=		k_state
	lowerCamelCase__								=		arg_max

	# Process pointers backwards
	lowerCamelCase__								=		last_state
	lowerCamelCase__								=		[]
	for o in range(len(__snake_case							) - 1       ,-1       ,-1							):
		result.append(__snake_case							)
		lowerCamelCase__								=		pointers[previous, observations_space[o]]
	result.reverse()

	return result





def lowerCAmelCase__(__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,)				->      None:







	'''simple docstring'''







	_validate_not_empty(
	    __snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,)
	_validate_lists(__snake_case       ,__snake_case							)
	_validate_dicts(
	    __snake_case       ,__snake_case       ,__snake_case							)





def lowerCAmelCase__(__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,__snake_case       ,)				->      None:







	'''simple docstring'''







	if not all(
	    [
	        observations_space,
	        states_space,
	        initial_probabilities,
	        transition_probabilities,
	        emission_probabilities,
	    ]							):
		raise ValueError('''There\'s an empty parameter'''							)





def lowerCAmelCase__(__snake_case       ,__snake_case							)				->      None:







	'''simple docstring'''







	_validate_list(__snake_case       ,'''observations_space'''							)
	_validate_list(__snake_case       ,'''states_space'''							)





def lowerCAmelCase__(__snake_case       ,__snake_case							)				->      None:







	'''simple docstring'''







	if not isinstance(_object       ,__snake_case							):
		lowerCamelCase__								=		F'{var_name} must be a list'
		raise ValueError(__snake_case							)
	else:
		for x in _object:
			if not isinstance(__snake_case       ,__snake_case							):
				lowerCamelCase__								=		F'{var_name} must be a list of strings'
				raise ValueError(__snake_case							)





def lowerCAmelCase__(__snake_case       ,__snake_case       ,__snake_case       ,)				->      None:







	'''simple docstring'''







	_validate_dict(__snake_case       ,'''initial_probabilities'''       ,__snake_case							)
	_validate_nested_dict(__snake_case       ,'''transition_probabilities'''							)
	_validate_nested_dict(__snake_case       ,'''emission_probabilities'''							)





def lowerCAmelCase__(__snake_case       ,__snake_case							)				->      None:







	'''simple docstring'''







	_validate_dict(_object       ,__snake_case       ,__snake_case							)
	for x in _object.values():
		_validate_dict(__snake_case       ,__snake_case       ,__snake_case       ,__snake_case							)





def lowerCAmelCase__(__snake_case       ,__snake_case       ,__snake_case       ,__snake_case = False							)				->      None:







	'''simple docstring'''







	if not isinstance(_object       ,__snake_case							):
		lowerCamelCase__								=		F'{var_name} must be a dict'
		raise ValueError(__snake_case							)
	if not all(isinstance(__snake_case       ,__snake_case							) for x in _object							):
		lowerCamelCase__								=		F'{var_name} all keys must be strings'
		raise ValueError(__snake_case							)
	if not all(isinstance(__snake_case       ,__snake_case							) for x in _object.values()							):
		lowerCamelCase__								=		'''nested dictionary ''' if nested else ''''''
		lowerCamelCase__								=		F'{var_name} {nested_text}all values must be {value_type.__name__}'
		raise ValueError(__snake_case							)


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

			testmod()










import os
from shutil import copyfile
from typing import List, Optional, Tuple

from ...tokenization_utils import AddedToken
from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import is_sentencepiece_available, logging


if is_sentencepiece_available():
			from .tokenization_xlnet import XLNetTokenizer
else:
			_a 						=      None


_a 						=      logging.get_logger(__name__)

_a 						=      {"vocab_file": "spiece.model", "tokenizer_file": "tokenizer.json"}

_a 						=      {
    "vocab_file": {
        "xlnet-base-cased": "https://huggingface.co/xlnet-base-cased/resolve/main/spiece.model",
        "xlnet-large-cased": "https://huggingface.co/xlnet-large-cased/resolve/main/spiece.model",
    },
    "tokenizer_file": {
        "xlnet-base-cased": "https://huggingface.co/xlnet-base-cased/resolve/main/tokenizer.json",
        "xlnet-large-cased": "https://huggingface.co/xlnet-large-cased/resolve/main/tokenizer.json",
    },
}

_a 						=      {
    "xlnet-base-cased": None,
    "xlnet-large-cased": None,
}

_a 						=      "▁"

# Segments (not really needed)
_a 						=      0
_a 						=      1
_a 						=      2
_a 						=      3
_a 						=      4






class 					__A    (    lowerCAmelCase ):

			'''simple docstring'''







			lowerCAmelCase_							     =						VOCAB_FILES_NAMES
			lowerCAmelCase_							     =						PRETRAINED_VOCAB_FILES_MAP
			lowerCAmelCase_							     =						PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
			lowerCAmelCase_							     =						"""left"""
			lowerCAmelCase_							     =						XLNetTokenizer





			def __init__(    self       ,  __lowerCAmelCase=None       ,  __lowerCAmelCase=None       ,  __lowerCAmelCase=False       ,  __lowerCAmelCase=True       ,  __lowerCAmelCase=False       ,  __lowerCAmelCase="<s>"       ,  __lowerCAmelCase="</s>"       ,  __lowerCAmelCase="<unk>"       ,  __lowerCAmelCase="<sep>"       ,  __lowerCAmelCase="<pad>"       ,  __lowerCAmelCase="<cls>"       ,  __lowerCAmelCase="<mask>"       ,  __lowerCAmelCase=["<eop>", "<eod>"]       ,  **__lowerCAmelCase       ,  ):



				'''simple docstring'''







				lowerCamelCase__								=		AddedToken(__lowerCAmelCase       ,  lstrip=__lowerCAmelCase       ,  rstrip=__lowerCAmelCase							) if isinstance(__lowerCAmelCase       ,  __lowerCAmelCase							) else mask_token

				super().__init__(
				    vocab_file=__lowerCAmelCase       ,  tokenizer_file=__lowerCAmelCase       ,  do_lower_case=__lowerCAmelCase       ,  remove_space=__lowerCAmelCase       ,  keep_accents=__lowerCAmelCase       ,  bos_token=__lowerCAmelCase       ,  eos_token=__lowerCAmelCase       ,  unk_token=__lowerCAmelCase       ,  sep_token=__lowerCAmelCase       ,  pad_token=__lowerCAmelCase       ,  cls_token=__lowerCAmelCase       ,  mask_token=__lowerCAmelCase       ,  additional_special_tokens=__lowerCAmelCase       ,  **__lowerCAmelCase       ,  )

				lowerCamelCase__								=		3
				lowerCamelCase__								=		do_lower_case
				lowerCamelCase__								=		remove_space
				lowerCamelCase__								=		keep_accents
				lowerCamelCase__								=		vocab_file
				lowerCamelCase__								=		False if not self.vocab_file else True





			def 		__lowerCamelCase				(    self       ,  __lowerCAmelCase       ,  __lowerCAmelCase = None							):



				'''simple docstring'''







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





			def 		__lowerCamelCase				(    self       ,  __lowerCAmelCase       ,  __lowerCAmelCase = None							):



				'''simple docstring'''







				lowerCamelCase__								=		[self.sep_token_id]
				lowerCamelCase__								=		[2]

				if token_ids_a is None:
					return len(token_ids_a + sep							) * [0] + cls_segment_id
				return len(token_ids_a + sep							) * [0] + len(token_ids_a + sep							) * [1] + cls_segment_id





			def 		__lowerCamelCase				(    self       ,  __lowerCAmelCase       ,  __lowerCAmelCase = None							):



				'''simple docstring'''







				if not self.can_save_slow_tokenizer:
					raise ValueError(
					    '''Your fast tokenizer does not have the necessary information to save the vocabulary for a slow '''
					    '''tokenizer.'''							)

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

				if os.path.abspath(self.vocab_file							) != os.path.abspath(__lowerCAmelCase							):
					copyfile(self.vocab_file       ,  __lowerCAmelCase							)

				return (out_vocab_file,)



